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THE MINISTRY OF
CONSTRUCTION
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SOCIALIST
REPUBLIC OF VIETNAM
Independence - Freedom - Happiness
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No. 10/2017/TT-BXD
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Hanoi, September
29, 2017
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CIRCULAR
PROMULGATING
NATIONAL TECHNICAL REGULATIONS ON PRODUCTS AND GOODS OF BUILDING MATERIALS AND
GUIDELINES FOR CERTIFICATE OF CONFORMITY AND DECLARATION OF CONFORMITY
Pursuant to the Law on Technical regulations and
standards dated June 29, 2006;
Pursuant to the Law on Product and goods quality
dated November 21, 2007;
Pursuant to the Government's Decree No.
81/2017/ND-CP on functions, tasks, powers and organizational structure of the
Ministry of Construction;
Pursuant to the Government's Decree No.
127/2007/ND-CP dated August 1, 2007 on guidelines for the Law on Technical
regulations and standards;
Pursuant to the Government's Decree No.
132/2008/ND-CP dated December 31, 2008, detailing the implementation of a
number of articles of the Law on Product and Goods Quality;
Pursuant to the Government's Decree No.
107/2016/ND-CP July 1, 2016 on conditions for provision of conformity
assessment services;
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The Minister of Construction promulgates a
Circular promulgating National Technical Regulations on products and goods of
building materials QCVN 16:2017/BXD, and guidelines for certificate of
conformity and declaration of conformity.
Article 1. Scope
1. This Circular promulgates National Technical
Regulations on products and goods of building materials QCVN 16:2017/BXD.
2. This Circular provides guidelines for
certificate of conformity and declaration of conformity on products and goods
of building materials (hereinafter referred to as building materials)
prescribed in QCVN 16:2017/BXD that are domestically manufactured or imported
prior being sold on the market and used in construction works.
Article 2. Regulated entities
1. Manufacturers, importers, traders, and users of
building materials.
2. Certification bodies that assess and grant
certificates of conformity to building materials.
3. Regulatory agencies responsible for quality of
building materials.
Article 3. Interpretation of terms
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2. Declaration of conformity means the
manufacturer/product owner self-declaring that building materials are
conformable with National Technical Regulation QCVN 16:2017/BXD.
3. Certification body means a body competent to
assess and certify that building materials are conformable with National Technical
Regulation QCVN 16:2017/BXD. The certification body must obtain a
certification of operation registration as prescribed in the Government's
Decree No. 107/2016/ND-CP July 1, 2016 on conditions for provision of
conformity assessment services (hereinafter referred to as Decree No.
107/2016/ND-CP) and designated by the Ministry of Construction.
Article 4. Certification of conformity
1. Certification of conformity of building
materials that are domestically manufactured shall be applied with either the
fifth method or the seventh method specified in Part 3 QCVN 16:2017/BXD.
2. Certification of conformity of building
materials that are imported shall be applied with one of the first, fifth or
seventh methods specified in Part 3 QCVN 16:2017/BXD.
Article 5. Declaration of conformity
1. Rules for declaration of conformity
a) The declaration of conformity must be made
according to the assessment and certification of certification body;
b) If the conformity assessment results performed
by a foreign conformity assessment body is employed for certification and
declaration of conformity, such body must be recognized as per the law.
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2. Application for registration of the declaration
of conformity
a) A declaration of conformity using form No. 2
CBHC/HQ prescribed in Appendix III Circular No. 28/2012/TT-BKHCN dated December
12, 12 of the Minister of Science and Technology on declaration of conformity
and methods of assessment conformity with technical regulations and standards
(hereinafter referred to as Circular No. 28/2012/TT-BKHCN) and addition to
Clause 7 Article 1 Circular No. 02/2017/TT-BKHCN dated March 31, 2017 of the
Minister of Science and Technology on amendments to Circular No. 28/2012/TT-BKHCN.
b) Certified true copy of certificate of conformity
enclosed with the specimen of conformity marking issued by the certification
body.
3. Declaration of conformity procedures
a) The manufacturer/product owner shall send an
application for registration of the declaration of conformity directly or by
post as prescribed in Clause 2 hereof to Department of Construction at province
or central-affiliated city (hereinafter referred to as province) where the
manufacturer/product owner has registered its business.
b) If the application for registration of the
declaration of conformity is adequate as prescribed in Clause 2 hereof, within
5 working days from the date on which the application is received, Department
of Construction shall verify if it is eligible.
c) If the application is eligible, Department of
Construction shall issue an acknowledgement of application to the
manufacturer/product owner (using form No. 3. TBTNHS prescribed in Appendix III
of Circular No. 28/2012/TT-BKHCN.
d) If the application is not eligible, it will be
rejected and Department of Construction will provide the manufacturer/product
owner with explanation.
4. Acknowledgement of application
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b) Upon receipt of acknowledgement of application,
the product may be sold on the market or used in construction works.
Article 6. Designation of certification bodies
1. Certification bodies of building materials shall
be designated in accordance with Circular No. 09/2009/TT-BKHCN dated April 8,
2009 of the Minister of Science and Technology on guidelines for requirements
and procedures for designation of conformity assessment bodies (hereinafter
referred to as Circular No. 09/2009/TT-BKHCN) and Circular No. 11/2011/TT-BKHCN
dated June 30, 2011 of the Minister of Science and Technology on amendments to
Circular No. 09/2009/TT-BKHCN (hereinafter referred to as Circular No.
11/2011/TT-BKHCN).
2. Any conformity assessment body prescribed in
Decree No. 107/2016/ND-CP has competence to test building materials in
accordance with QCVN 16:2017/BXD may submit an application for designation of
certification body to the Ministry of Construction as prescribed in Clause 1 of
this Article to perform the certification of conformity activities.
Article 7. Responsibilities of bodies in
conjunction with certification of conformity and declaration of conformity
1. The Department of Science, Technology and
Environment affiliated to the Ministry of Construction shall act as central
body in terms of measurement and standardization as follows:
a) Provide guidelines for certification of
conformity activities.
b) Formulate, examine, and amend national technical
regulations on products and goods of building materials.
c) Inspect and assess competence of potential
bodies and request the Ministry of Construction to designate and announce
certification bodies.
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dd) Cooperate with Department of Building Materials
in monitoring, reporting, and inspecting the declaration of conformity
activities of provinces.
2. Department of Building Materials affiliated to
the Ministry of Construction shall:
a) Cooperate with Department of Science, Technology
and Environment in formulating, examining, and amending national technical
regulations on products and goods of building materials;
b) Cooperate with the Department of Science,
Technology and Environment in inspecting and assessing potential bodies and
requesting the Ministry of Construction to designate and announce certification
bodies;
c) Inspect operation of certification bodies.
d) Monitor, report, and inspect the declaration of
conformity activities of provinces.
3. Departments of Construction of provinces shall:
a) Receive applications for registration of the
declaration of conformity on building materials.
b) Manage and inspect certification of conformity
and declaration of conformity on building materials in provinces.
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4. Each certification body shall:
a) Exercise rights and fulfill obligations as
prescribed in Articles 19 and 20 of the Law on Product and goods quality. If
the certification body violates this Circular, Circular No. 09/2009/TT-BKHCN or
Circular No. 11/2011/TT-BKHCN or Article 20 of the Law on Product and goods
quality, it shall, depending on the nature and severity, be liable for warnings
or have its decision on designation suspended or revoked.
b) Send reports on certification of conformity to
the Ministry of Construction on the biannual or ad-hoc basis.
c) Notify the Ministry of Construction of changes
that affect competence to perform certification of conformity that has been
registered within 15 days from the date on which the change occurs.
5. The manufacturer/product owner shall:
a) Declare accurate types of building materials in
accordance with the list of products prescribed in Table 1 Part 2 of QCVN
16:2017/BXD. If the type of product cannot be identified, the cooperation of
certification body should be required to identify the product.
b) Each importer of building materials must provide
customs authority at checkpoint with an application for registration of
certification of conformity bearing certification of a certification body
designated by the Ministry of Construction with the purpose of clearance of
goods.
c) Publish its declaration of conformity on means
of media to ease the users’ accessibility.
d) Remain and take responsibility for the
conformity of building materials referred to in a declaration of conformity;
keep the control of quality, testing and periodical supervision.
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e) If the inconformity of building materials
referred to in a declaration of conformity whilst the products are circulated
or used:
- Promptly send a notice of nonconformity to
Department of Construction of province where the business is registered;
suspend the discharge of products from factory and recovery of non-conformable
products being sold on the market if the products’ nonconformity poses high
risks of unsafety to users; suspend operation and utilization of relevant
services and environment.
- Adopt remedial measures for nonconformities; send
notices of remedy results to Department of Construction of province where the
business is registered before the products are kept being sold on the market or
used in construction works.
g) Make and keep applications for registration of
the declaration of conformity, including original copies, copies of documents
prescribed in Clause 2 Article 5 and assessment document issued by
certification body as the basis for inspection of regulatory agencies.
h) Provide documents justifying the conformity of
products with QCVN 16:2017/BXD upon the request of competent authorities.
i) Provide certified true copy of acknowledgement
of application and certificate of conformity for product trader and user or
enable product trader and user to assess origin and relevant information about
products in accordance with QCVN 16:2017/BXD.
k) Re-declare any change to contents of registered
application or to functions, usage, and characteristics of building materials
referred to in the declaration of conformity.
6. Trader and user of building materials prescribed
in QCVN 16:2017/BXD must have a/an copy or original of certificate of
conformity issued by the certification body and declaration of conformity made
by the manufacturer/product owner.
Article 8. Transitional regulations
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2. A designated certification body of building
materials in accordance with QCVN 16:2014/BXD may keep performing its duties
until this Circular expires; if its decision on designation expires after the
issuance of this Circular, an extension may be granted provided that it does
not go beyond the effective date of this Circular.
3. A body that has held a designation of
certification of conformity of building materials in accordance with QCVN
16:2014/BXD, according to its needs and competence in accordance with QCVN
16:2017/BXD, may submit an application as prescribed in Article 6 hereof to the
Ministry of Construction for consideration.
Article 9. Entry in force
1. This Circular comes into force as of January 1,
2018.
2. The following Circulars expire from the
effective date of this Circular:
- Circular No. 11/2009/TT-BXD dated June 18, 2009
of the Minister of Construction on quality control of building glasses.
- Circular No. 11/2010/TT-BXD dated January 18,
2009 of the Minister of Construction on quality control of commercial clinker
and portland cement.
- Circular No. 14/2010/TT-BXD dated August 20, 2010
of the Minister of Construction on quality control of ceramic tiles.
- Circular No. 21/2010/TT-BXD dated November 16,
2010 of the Minister of Construction on guidelines for certification of
conformity and declaration of conformity of building materials.
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Article 10. Implementation
Ministers, Heads of ministerial-level agencies,
Governmental agencies, Presidents of People’s Committees of provinces and
relevant entities shall implement this Circular.
Difficulties that arise during the implementation
of this Circular should be reported to the Ministry of Construction for
consideration./.
PP. MINISTER
DEPUTY MINISTER
Bui Pham Khanh
QCVN 16:2017/BXD
NATIONAL TECHNICAL REGULATIONS ON PRODUCTS, GOODS
OF BUILDING MATERIALS
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QCVN
16:2017/BXD replaces QCVN 16:2014/BXD.
QCVN
16:2017/BXD is drafted by Vietnam Institute
for Building Materials, approved by the Ministry
of Science and Technology, submitted by the
Department of Science Technology and Environment and promulgated together with
the Circular No. 10/2017/TT-BXD dated March 29, 2017 of the Minister of Construction.
NATIONAL
TECHNICAL REGULATIONS ON PRODUCTS, GOODS OF BUILDING MATERIALS
1.1.
Scope
1.1.1.
This document specifies technical
requirements and quality control requirements to be satisfied by products,
goods of building materials which are provided in Table 1, Part 2, classified
as category 2 as prescribed by the Law on Product and Goods Quality
(hereinafter referred to as “products, goods of building materials”) and are
produced domestically, imported, traded and sold on the market and used in
construction works within Vietnam's territory.
1.1.2.
This document shall not apply to products, goods of building materials imported
in the form of samplings, samples, used for trade fairs and exhibitions;
temporary imports, goods in transit.
1.2.
Definitions
For the
purposes of this document, the terms
below shall be construed as follows:
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1.2.2.
“cement” means a finely hydraulic binder, which, when mixed with water, forms a
paste that sets and hardens both in air and under water by means of chemical
reactions to form a rock-like material.
1.2.3.
“cement and concrete admixtures” mean natural or artificial inorganic materials
in a fine, granulated state, which are used in cement grinding or concrete
mixture for the purpose of improving the properties of the cement, particle
size distribution and structure of cement rock and concrete.
1.2.4.
“glass for construction” means types of glass used and installed in
construction works.
1.2.5.
“tiles and stone slabs” mean natural or manmade sheets of brick or stone whose
edges or surface is finished or unfinished. These products serve purposes of
cladding or paving for construction works.
1.2.6.
“clay brick” is made from clay minerals (possibly with admixtures) by extrusion
and burning at a suitable temperature.
1.2.7.
“concrete brick” is made from concrete blend composed of cement, aggregate and
water with or without mineral and chemical admixtures.
1.2.8.
“foam concrete and non-autoclaved aerated concrete” mean foam concrete or
non-autoclaved air-cured aerated concrete made from Portland cement, water, foaming
agent or aerated agent with or without fine aggregate, active mineral and
chemical admixtures.
“foam concrete and non-autoclaved
aerated concrete products" mean the products in the form of blocks or small plates used for the construction of
walls and partitions for construction works, made from foam concrete or non-autoclaved
aerated concrete.
1.2.9.
“autoclaved aerated concrete” means hollow lightweight concrete made from the
mixtures composed of binder, high silicon dioxide content in fine powder form,
aerated agent and water; cured in autoclave high temperature - humidity
environment.
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1.2.10.
“sand for construction” means a mixture of small aggregate particles of from
0.14 mm to 5 mm. Sand for construction may be natural sand, crushed sand and
mixtures of natural and crushed sand.
“natural
sand” means a mixture of small aggregate particles produced by the weathering
of natural rock.
“crushed
sand” means a mixture of aggregate particles smaller than 5 mm that are formed
by the mashing and/or crushing of natural solid rocks.
1.2.11.
“wall emulsion paint” means the dispersion paint or water-soluble paint used to
decorate buildings.
1.2.12. “Volatile Organic Compounds (VOC)” means organic chemicals in solid and/or liquid
form, which can evaporate naturally under atmospheric pressure at ordinary
temperature and pose risks of harmful effects on human and environment.
1.2.13.
“batch” combines one type of products or goods of building materials having
similar specifications and produced at once through one production line.
1.2.14.
“lot” combines one type of products or goods of building materials, in a
defined quantity, which have similar label content, are produced or imported by
one entity at one location and are distributed and sold on the market.
1.12.15.
“representative sample of products or goods of building materials” means a sample
representing a specific type of product or good manufactured in similar design,
under similar conditions and with similar type of material.
1.2.16. “representative sample of batch and lot” means the sample that is taken in a certain ratio and
randomly from the same lot in a manner that the representative nature for
entire lot is ensured, and used for conformity assessment and certification.
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1.3.1. Products, goods of
building materials must remain safe during their
transportation, storage and preservation, with reasonable and right-purpose use.
1.3.2.
Producers and importers must accurately declare types of products, goods of
building materials in
accordance with product list in Table 1, Part 2 of this document. Otherwise, it
is required to coordinate with conformity assessment authorities to identify
the types of products. Product names provided in Table 1,
Part 2 are made in compliance with national standards (TCVN) or international
standards.
1.3.3. Products, goods of building materials listed in Table 1, Part 2, while
being sold on the market, must have the certificate of conformity and
certificate of submission of declaration of conformity of the Department of
Construction of the province where organizations and individuals register
business. The conformity mark shall be affixed directly to a
product, or to its package, or to an affixed label or to the product’s quality
certificate and technical specification.
1.4.
Normative references
The
following referenced documents are indispensable for the application of this
document. Revisions to the standards,
when adopted, shall prevail.
1.4.1.
Cement clinker, cement, cement and concrete admixtures
TCVN
141:2008, Portland cement - Methods of chemical analysis
TCVN
2682:2009, Portland cements - Specifications
TCVN
4315:2007, Granulated blast furnace slag for cement production
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TCVN
6017:2015, Cements - Test methods - Determination of setting time and
soundness
TCVN
6067:2004, Sulphate resisting portland cement - Technical requirements
TCVN
6260:2009, Portland blended cement - Specifications
TCVN
6882:2016, Mineral admixtures for cement
TCVN
7711:2013, Sulfate resistant blended portland cements
TCVN
7713:2007, Cement – Determination of length change of hydraulic cement
mortars exposed to a sulfate solution
TCVN
8262:2009, Fly ash - Methods of chemical analysis
TCVN
8826:2011, Chemical admixtures for concrete
TCVN
9339:2012, Concrete and mortar - Method for determination of pH by pH
meter
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TCVN
10302:2014, Activity admixture - Fly ash for concrete, mortar and cement
TCVN
11833:2017, Phosphogypsum for cement production
1.4.2.
Glass for construction
TCVN
7218:2002, Sheet glass for construction - Clear float glass - Specifications
TCVN
7219:2002, Sheet glass for construction - Method of test
TCVN
7528:2005, Glass in building – Solar reflective coated glass
TCVN
7529:2005, Glass in building - Heat absorbing tint glass
TCVN
7624:2007, Mirrors - Mirrors from silver-coated float glass by wet-chemical
technology - Specifications
TCVN
7625:2007, Mirrors - Method of test
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1.4.3.
Tiles and stone slabs
TCVN
4732:2016, Natural stone facing slabs
TCVN
6415-3:2016, Ceramic floor and wall tiles - Test methods - Part 3:
Determination of water absorption, apparent porosity, apparent relative density
and bulk density
TCVN
6415-4:2016, Ceramic floor and wall tiles - Test methods - Part 4:
Determination of modulus of rupture and breaking strength
TCVN
6415-6:2016, Ceramic floor and wall tiles - Test methods - Part 6:
Determination of resistance to deep abrasion for unglazed tiles
TCVN
6415-7:2016, Ceramic floor and wall tiles - Test methods - Part 1:
Determination of resistance to surface abrasion for glazed tiles
TCVN
6415-8:2016, Ceramic floor and wall tiles - Test methods - Part 8: Determination
of linear thermal expansion
TCVN
6415-10:2016, Ceramic floor and wall tiles - Test methods - Part 10:
Determination of linear thermal expansion
TCVN
7483:2005, Extruded ceramic floor and wall tiles - Specifications
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1.4.4.
Masonry materials
TCVN
1450:2009, Hollow clay bricks
TCVN
1451:1998, Solid clay bricks
TCVN
6355:2009, Bricks - Test methods
TCVN
6477:2016, Concrete bricks
TCVN
7959:2017, Lightweight concrete - Autoclaved aerated concrete product - Technical requirements
TCVN
9029:2017, Lightweight concrete - Foam
concrete and non-autoclaved aerated concrete products - Technical requirements
TCVN
9030:2017, Lightweight concrete - Test methods
1.4.5.
Sand for construction
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TCVN
7572-2:2006, Aggregates for concrete and mortar – Test methods - Part 2:
Determination of partical zise distribution
TCVN
7572-8:2006, Aggregates for concrete and
mortar – Test methods - Part 8: Method for determination of content of dust,
mud and clay in aggregate and content of clay lumps in fine aggregate
TCVN
7572-9:2006, Aggregates for concrete and mortar – Test methods - Part 9:
Determination of organic impurities
TCVN
7572-14:2006, Aggregates for concrete and mortar – Test methods - Part 14:
Determination of alkali silica reactivity
TCVN
7572-15:2006, Aggregates for concrete and mortar – Test methods - Part 15:
Determination of chloride content
TCVN
9205:2012, Crushed sand for concrete and mortar
1.4.6.
Other building materials
TCVN
197-1:2014, Metallic materials - Tensile testing - Part 1: Method of test at
room temperature
TCVN
2090:2007, Paints, varnishes and raw materials for paints and varnishes −
Sampling
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TCVN
4435:2000, Asbestos-cement corrugated
sheets - Method of test
TCVN
5839:1994, Aluminium and aluminium alloy - Rods, bars, tubes and
profiles - Mechanical properties
TCVN
5910:1995, Wrought aluminium and aluminium alloys - Chemical composition and
forms of products
TCVN
6148:2007, Thermoplastics pipes – Longitudinal reversion – Test method and
parameters
TCVN
6149-1:2007, Thermoplastics pipes, fittings and assemblies for the
conveyance of fluids - Determination of the resistance to internal
pressure – Part 1: General method
TCVN
6149-2:2007, Thermoplastics pipes, fittings and assemblies for the
conveyance of fluids - Determination of the resistance to internal pressure –
Part 2: Preparation of pipe test pieces
TCVN
7305-2:2008, Plastics piping systems – Polyethylene (PE) pipes and
fittings for water supply – Part 2: Pipes
TCVN
7434-1:2004, Thermoplatics pipes - Determination of tensile properties –
Part 1: General test method
TCVN
7434-2:2004, Thermoplatics pipes - Determination of tensile properties –
Part 2: Pipes made of unplasticized poly(vinyl chloride) (PVC-U), chlorinated
poly(vinyl chloride) (PVC-C), and high- impact poly(vinyl chloride)(PVC-Hl)
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TCVN
8256:2009, Gypsum boards - Specifications
TCVN
8257-3:2009, Gypsum boards - Test methods - Part 3: Determination of
flexural strength
TCVN
8257-5:2009, Gypsum boards - Test methods - Part 5: Determination of
humidified deflection
TCVN
8257-6:2009, Gypsum boards - Test methods - Part 6: Determination of water
absorption
TCVN
8491-2:2011, Plastics piping systems for water supply and for buried and
above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl
chloride) (PVC-U) - Part 2: Pipes
TCVN
8652:2012, Wall emulision paints - Specifications
TCVN
8653-4:2012, Wall emulsion paints - Test methods - Part 4: Determination of
scrub resistance of paint film
TCVN
8653-5:2012, Wall emulsion paints - Test methods - Part 5: Determination of
heat sock resistance of paint film
TCVN
9188:2012, Chrysotile asbestos for asbestos - cement corrugated sheets
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ASTM
C471M-16a, Standard test methods for chemical analysis of gypsum and gypsum
products
ASTM
E1251-11, Standard test method for analysis of Aluminum and Aluminum Alloys
by spark atomic emission spectrometry
BS
EN 477, Unplasticized polyvinylchloride (PVC-U) profiles for the fabrication
of windows and doors. Determination of the resistance to impact of main
profiles by falling mass
BS
EN 478, Unplasticized polyvinylchloride (PVC-U) profiles for the fabrication
of windows and doors. Appearance after exposure at 150°C. Test method
BS
EN 479, Unplasticized polyvinylchloride (PVC-U) profiles for the fabrication
of windows and doors. Determination of heat reversion
BS
EN 12608-1:2016, Unplasticized poly(vinyl chloride) (PVC-U) profiles for the fabrication
of windows and doors. Classification, requirements and test methods. Non-coated
PVC-U profiles with light coloured surfaces
ISO
9854-1:1994, Thermoplastics pipes for the transport of fluids -
Determination of pendulum impact strength by the Charpy method - Part 1:
General test method
ISO
9854-2:1994, Thermoplastics pipes for the transport of fluids -
Determination of pendulum impact strength by the Charpy method - Part 2: Test
conditions for pipes of various materials
PART 2. TECHNICAL REQUIREMENTS
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2.2.
Amiante amphibole (or amphibole) must not be used for making products of
building materials. The following five
types of amiante amphibole are prohibited:
-
Amosite (brown asbestos): Fibrous, brown, chemical formula: 5.5FeO.1.5MgO.8SiO2.H2O;
-
Crocidolite (blue asbestos): Fibrous, blue, chemical formula: 3H2O.2Na2O.6(Fe2,Mg)O.2Fe2O3.17SiO2;
-
Anthophilite: Fibrous, colored, chemical formula:
7(Mg,Fe)O.8SiO2(OH)2;
-
Actinolite: Fibrous, colored, chemical formula: 2CaO.4MgO.FeO.8SiO2.H2O;
-
Tremolite: Fibrous, colored, chemical formula: 2CaO.5MgO.8SiO2.H2O.
2.3.
Products, goods of building materials must have their technical values examined
according to the test methods provided in Table 1 and satisfy the requirement
in this table.
Table 1 - List of potentially
unsafe products, goods of building
materials
No.
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Entry
Required value
Test method
Sampling
HS Code
I
Cement, cement and concrete admixtures
1
Portland
cement
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Table 1 of TCVN
2682:2009
TCVN 6016:2011
Take
individual samples from 10 different positions in the lot. Mix individual samples
and take a mixed sample weighed at least 10 kg.
2523.29.90
2.
Volume stability by Le Chatelier’s principle, mm, not more than
10.0
TCVN 6017:2015
3.
Content of anhydrous sulphuric acid (SO3),
%, not more than
3.5
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4.
Content of magnesium oxide (MgO), %, not more than
5.0
5.
Loss on ignition, %, not more than
3.0
6.
Insoluble residue content, %, not more than
1.5
2
Portland
cement blend
1.
Compressive strength
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TCVN 6016:2011
Take
individual samples from 10 different positions in the lot. Mix individual samples
and take a mixed sample weighed at least 10 kg.
2523.90.00
2.
Volume stability by Le Chatelier’s principle, mm, not more than
10.0
TCVN 6017:2015
3.
Content of anhydrous sulphuric acid (SO3),
%, not more than
3.5
TCVN 141:2008
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Sulfate-resisting
Portland
cement
1.
Compressive strength
Table 2 of TCVN 6067:2004
TCVN 6016:2011
Take
individual samples from 10 different positions in the lot. Mix individual samples and take a mixed sample
weighed at least 10 kg.
2523.90.00
2.
Volume stability by Le Chatelier’s principle, mm, not more than
10.0
TCVN 6017:2015
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3.0
TCVN 141:2008, content of C3A and C4AF determined as per Table 1, TCVN 6067:2004
4.
Content of magnesium oxide (MgO), %, not more than
5.0
5.
Content of anhydrous sulphuric acid (SO3),
%, not more than
2.5
6.
Insoluble residue content, %, not more than
1.0
7.
Content of C3A, %, not more than
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8.
Total content (C4AF+ 2C3A), %, not more than
25.0
4
Sulfate-resisting
Portland cement blend
1.
Compressive strength
As per TCVN
7711:2013
As per TCVN 7711:2013
Take
individual samples from 10 different positions in the lot. Mix individual samples and take a mixed sample
size weighed at least 10 kg.
2523.90.00
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10
TCVN 6017:2015
3.
Sulfate
resistance
Table 1 of TCVN 7711:2013
TCVN 7713:2007
5
Granulated
blast furnace slag for cement production
1.
Alkali factor, not lower than
1.6
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Take
at least 4 kg apiece from 10 different positions in the lot
2.
Strength activity index, %, not lower than:
TCVN 4315:2007
-
7 days
55.0
-
28 days
75.0
3.
Content of magnesium oxide (MgO), %, not more than
10.0
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6
Fly
ash for concrete, mortar and cement
Fly ash for concrete and mortar:
Take
at least 2 kg apiece from 5 different positions in the lot. Use quad-split method to take a mixed sample
1.
Content of free calcium oxide (CaOfree)
Table 1 of TCVN 10302:2014
TCVN 141:2008
2.
Content of sulfur and sulfur compounds as equivalent SO3
3.
Loss on ignition
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4.
Content of deleterious alkali (soluble alkali)
TCVN 6882:2016
5.
Content of chloride ion (Cl-)
TCVN 8826:2011
6.
Natural radioactivity, Aeff
Appendix A of
TCVN 10302:2014
Fly ash for cement:
1.
Loss on ignition
Table 2 of TCVN 10302:2014
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2.
Content of SO3
TCVN 141:2008
3.
Content of free calcium oxide (CaOfree)
4.
Content of deleterious alkali (soluble alkali)
TCVN 6882:2016
5.
Strength activity index
TCVN 6882:2016
6.
Natural radioactivity, Aeff
Appendix A of
TCVN 10302:2014
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Phosphogypsum
for cement production
1.
Content of CaSO4.2H2O, %, not more
than
75
TCVN 9807:2013
Take
samples from at least 10 different locations in a manner that they represent
the whole batch of gypsum. Mix samples evenly and use the quad-split method
to take a 10-kg sample.
2.
Content of soluble phosphorus pentoxide (soluble P2O5), %, not more than
0.1
Appendix A of TCVN 11833:2017
3.
Content of total phosphorus pentoxide (total P2O5), %, not more than
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4.
Content of water-soluble fluoride (F-soluble), %, not more than
0.02
5.
Content of total fluoride
(F-total), %, not more than
0.6
6.
pH, not less than
6.0
TCVN 9339:2012
7.
Safety radioactivity index (l), not more
than
1
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8.
Difference in setting time as compared to that
of the control cement, hour, less than
2
TCVN 6017:2015
9.
Reinforcement corrosion as compared to that
of the control cement
Voltage-time
curves unchangeable
Appendix B of TCVN 11833:2017
II
Glass
for construction
1
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1.
Thickness variation
Table 1 of TCVN 7218:2002
TCVN 7219:2002
3
samples, size ≥ (600x600) mm
7005.21.90
2.
Visible defects
Table 2 of TCVN 7218:2002
TCVN 7219:2002
3.
Visible light transmission
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TCVN 7219:2002
2
Heat-absorbing
colored glass
1.
Thickness variation
Table 2 of TCVN 7529:2005
TCVN 7219:2002
3
samples, size ≥ (600x600) mm
7005.21.90
2.
Visible defects
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TCVN 7219:2002
3
Reflective
coated glass
1.
Thickness variation and bow of the glass
Standards for production of material glass
TCVN 7219:2002
3
samples, size ≥ (600x600) mm
7005.10.90
2.
Visible defects
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TCVN 7219:2002
3.
Solar energy reflectance
Table 2 of TCVN 7528:2005
TCVN 7528:2005
4.
Abrasion resistance
Table 3 of TCVN 7528:2005
TCVN 7528:2005
3
samples, size ≥ (100x100) mm
4
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1.
Thickness variation
TCVN 9808:2013
TCVN 7219:2002
3
samples, size ≥ (600x600) mm
7005.10.90
2.
Visible defects
Table 2 and
Table 3 of TCVN 9808:2013
TCVN 9808:2013
5
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1.
Thickness variation
Table 1 of TCVN 7624:2007
TCVN 7219:2002
3
samples, size ≥ (600x600) mm
7009.91.00
2.
Visible defects
Appendix A of TCVN 7218:2002
TCVN 7219:2002
3.
Adhesion of paints, %, not less than
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TCVN 7625:2007
4
samples, size at (100x100) mm
III
Floor and wall tiles, stone slabs
1
Dry
pressed ceramic tiles(a)
1.
Water absorption
Table
7 of TCVN 7745:2007
TCVN 6415-3:2016
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6907.90.10 (for unglazed products)
6908.90.11
(for glazed products)
2.
Flexural strength
TCVN 6415-4:2016
3.
Abrasion resistance:
-
Resistance to deep abrasion (for unglazed tiles)
TCVN 6415-6:2016
-
Resistance to surface abrasion (for glazed tiles)
TCVN 6415-7:2016
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TCVN 6415-8:2016
5.
Moisture expansion
TCVN 6415-10:2016
2
Extruded
ceramic tiles(a)
1.
Water absorption
Table
3 of TCVN 7483:2005
TCVN 6415-3:2016
5
intact tiles
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6908.90.11
(for glazed products)
2.
Flexural strength
TCVN 6415-4:2016
3.
Abrasion resistance:
-
Resistance to deep abrasion (for unglazed tiles)
TCVN 6415-6:2016
-
Resistance to surface abrasion (for glazed tiles)
TCVN 6415-7:2016
4.
Linear thermal expansion
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5.
Moisture expansion
TCVN 6415-10:2016
3
Natural
stone slabs
1.
Flexural strength
Table
3 of TCVN 4732:2016
TCVN 6415-4:2016
5
samples, size at (100x200) mm
2515.12.20 (for marble)
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2515.20.00
(for limestone)
2515.20.20
(for sandstone)
2.
Abrasion resistance
TCVN 4732:2016
(a) Size of a batch of ceramic tiles shall not exceed 1500 m2. For
the ceramic tiles (No. 1 and
2, section III, Table 2.1), the following requirements for
sampling and technical value tests need to
be satisfied:
- Tiles with side length of below 2 cm (in
square, rectangular or mesh-mounted forms): test in 01
technical value No 1 is required; number of samples: 12 intact tiles or
minimum size of 0.25 m2.
- Tiles with side length of from 2 to below 10 cm (in
square, rectangular or mesh-mounted forms): tests in 02 technical values No 1, 4, are required; number of samples: 12 intact
tiles or minimum size of 0.25 m2.
- Tiles with side length of from 10 to
below 20 cm: tests in 04 technical values No 1, 3, 4, 5 are
required; number of samples: 20 intact tiles or minimum size of 0.36 m2.
- Tiles with side length of greater than or equal to 20
cm: tests in 05 technical values No 1,
2, 3, 4, 5 are required;
number of samples: 5 intact tiles.
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Sand for construction
1
Natural
sand for concrete and mortar
1.
Particle
size distribution
Table 1 of TCVN 7570:2006
TCVN 7572-2:2006
Take
at least 5 kg apiece from 10 different positions, mix samples then split the mixture in four parts then
take one 20-kg part as the test sample
2.
Levels of impurities:
-
Ball
clay and impurities in the form of pieces
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Table 2 of TCVN 7570:2006
TCVN 7572-8:2006
3.
Organic impurities
Not darker than the standard color
TCVN 7572-9:2006
4.
Content of chloride ion (Cl-)(b)
Table 3 of TCVN 7570:2006
TCVN 7572-15:2006
5.
Alkali-silica reaction
...
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TCVN 7572-14:2006
2
Crushed
sand for concrete and mortar
1.
Particle size distribution(c)
Table 1 of TCVN 9205:2012
TCVN 7572-2:2006
Take
at least 5 kg apiece from 10 different positions, mix samples then split the
mixture in four parts then take one 20-kg part as the test sample
2.
Level of grains whose size is below 75 µm(c)
TCVN 9205:2012
...
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3.
Content of chloride ion (Cl-), not more than
Table 2 of TCVN 9205:2012
TCVN 7572-15:2006
4.
Alkali-silica reaction
In innocuous range
TCVN 7572-14:2006
(b) Aggregates whose content of Cl- exceeds the regulated value are permissible if the total
content of Cl- from all constituents in 1 m3 of
concrete does not exceed 0.6 kg for normal reinforced concrete or 0.3 kg for
prestressed reinforced concrete.
(c)
Crushed sand whose level of fractions passing 140 µm and 75 µm sieves does
not comply with the requirement is permissible if test results indicate no
harms against the quality of concrete and mortar.
V
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1
Clay
burnt brick
1.
Compressive and bending strength
Table 3 of TCVN 1451:1998
TCVN 6355-2÷3:2009
Take 15 random bricks from each lot
6904.10.00
2.
Water absorption, %, not more than
16
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2
Hollow
clay brick
1.
Compressive and bending strength
Table 3 of TCVN 1450:2009
TCVN 6355-2÷3:2009
Take
15 random bricks from each lot
6904.10.00
2.
Water absorption, %, not more than
16
...
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3.
Thickness of shell and web, mm, not less than
TCVN 6355-1:2009
-
Shell of void areas
10
-
Web of void areas
8
3
Concrete
brick
1.
Compressive strength
...
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TCVN 6477:2016
Take
10 random bricks from each lot
6810.11.00
2.
Water permeability
3.
Water absorption
TCVN 6355-4:2009
4
Autoclaved
aerated concrete product
1.
Compressive strength
...
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TCVN 9030:2017
Take
15 random bricks from each lot
6810.11.00
2.
Dry volumetric weight
3.
Drying shrinkage, mm/m, not more than
0.2
5
Foam
concrete and non-autoclaved aerated concrete products
1.
Compressive strength
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TCVN 9030:2017
Take
15 random bricks from each lot
6810.11.00
2.
Dry volumetric weight
3.
Drying shrinkage, mm/m, not more than
2.5
VI
Other
building materials
1
...
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1.
Permeability, hour, not less than
24
TCVN 4435:2000
Take
samples from at least two positions. Take 01 full sheet apiece from each random position
6811.40.10
2.
Breaking
load per width of the corrugated sheets,
N/m, not less than
3500
2
Chrysotile
asbestos for asbestos - cement corrugated sheets
...
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Chrysotile
asbestos not mixed with amphibole minerals
TCVN 9188:2012
Take at least 5 kg in a random way
6812.93.00
3
Gypsum
board(d)
1.
Flexural strength
TCVN 8256:2009
TCVN 8257-3:2009
...
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6809.11.00
2.
Humidified deflection
TCVN 8256:2009
TCVN 8257-5:2009
3.
Water absorption (only applicable to
water-resistant gypsum; gypsum sheathing board; interior board)
TCVN 8256:2009
TCVN 8257-6:2009
4.
Volatile Sulfur Compound (Orthorhombic cyclooctasulfur - S8), ppm, not more than
10
...
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4
Wall
emulision paints
1.
Adhesion, not exceeding
Class 1
TCVN 2097:2015
Take
samples as per TCVN 2090:2007 to form at least 2 liters of mixed sample.
3209.10.90
2.
Scrub resistance, cycle, not less than
TCVN 8653-4:2012
...
...
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100
-
Exterior
paints
1200
3.
Heat shock resistance of exterior paint, cycle, not less than
50
TCVN 8653-5:2012
5
Unplasticized
poly(vinyl chloride) (PVC-U) used for plastics
piping systems for water supply and for buried and above-ground drainage and
sewerage under pressure
1.
Short-term resistance to internal
pressure at 20°C, 1 hour
...
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TCVN 6149-1÷2:2007
3917.23.00
2.
Uniaxial
tensile testing:
TCVN 7434-1÷2:2004
-
Maximum stress, MPa, not lower
than
45
-
Tensile
strength at break, %, not lower than
80
6
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1.
Hydrostatic
strength:
-
At 20°C, 100 hour
-
At 80°C, 165 hour
Table 3 of TCVN 7305-2:2008
TCVN 6149-1÷2:2007
2.
Elongation at break, %, not lower than
350
TCVN 7434-1:2004
7
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1.
Resistance
to internal pressure
-
At 20°C, 1 hour
-
At 95°C, 22 hour
Table 10 of TCVN 10097-2:2013
TCVN 6149-1÷2:2007
Take
two segments at least 1.0 m in length apiece from at least 5 random
positions.
2.
Impact resistance, %, not more than
10
ISO 9854-1÷2(e)
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Aluminum alloy products, profiles, used for the fabrication of windows and doors
1.
Tensile
properties
TCVN 5839:1994
TCVN 197-1:2014
Take
01 rod at least 0.5 m in length
apiece from at least three random positions.
7604.29.10
2.
Elongation at break
3.
Chemical composition
TCVN 5910:1995
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9
Unplasticized
poly(vinyl chloride) (PVC-U) profiles for the fabrication of
windows and doors
1.
Resistance to impact of main profile
BS EN 12608-1:2016 (e)
BS EN 477 (e)
Take 4
rods 1 m in length for each type.
2.
Appearance after exposure at 150°C
BS EN 478 (e)
3.
Heat
reversion
...
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4.
Strength of welded corners for uPVC profiles, MPa, not less than
25
TCVN 7452-4:2004
The
manufacturer provides 03 samples with size specified in TCVN 7452-4:2004
d)) For the board whose nominal thickness is not the
thickness specified in TCVN 8256: 2009, its properties are found by
interpolation between the two adjacent thicknesses of the two boards.
(e) Require values and
tests done by foreign standards can adopt national standards upon the
issuance of equivalent national standards or citation of such foreign
standards.
PART 3. MANAGEMENT REGULATION
3.1.
Certification and declaration of conformity
3.1.1. Products, goods of building materials must be granted certificates of conformity in accordance
with technical requirements provided in Part 2 according to results of
conformity certification by the certifying authority appointed or recognized by
the Ministry of Construction.
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-
Method 1: Tests on representative sample The
certificate of conformity shall be effective within 01 year and supervision
shall be carried out by testing on samples upon each import. The certificate of
conformity shall be only valid for the type of product and goods which are
taken sample for test. This method shall apply to the imports manufactured by
foreign manufacturers which have established a management control system
according to ISO 9001 or equivalent.
-
Method 5: Test on representative sample and
assess the manufacturing process; carry out supervision by testing the sample
collected from the manufacturing location or on the market in association with
assessment of the manufacturing process. The certificate of conformity shall be effective within 03
year and annual supervision shall be carried out testing on samples at the
manufacturing location or on the market in association with assessment of the
manufacturing process. This method
shall apply to the products manufactured by
domestic or foreign manufacturers
which have established and sustainably maintained
a management control system and fulfillment of requirements for manufacturing process
according to ISO 9001 or equivalent.
-
Method 7: Test on and assess batches and lots.
The certificate of conformity shall be
only valid for batches and lots.
3.1.3. Sampling
method, specification and amount of representative
samples
-
The representative
samples shall be taken in accordance with
applicable national standards in methods for collection and preparation of
samples for relevant products.
-
Specification and amount of representative samples for each batch are specified in Table 1, Part 2.
3.2.
Packaging, labeling, transport and storage
3.2.1 All products and goods of building materials must be labeled. Product and goods shall be labeled in accordance with
applicable regulations of the law on product and goods labeling.
3.2.2.
Regulations on packaging (for products bagged, packaged or boxed), transport
and storage shall be specified in the standard applied to such products.
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APPENDIX
Foreword
Part 1. GENERAL PROVISIONS
1.1.
Scope
1.2.
Definitions
1.3.
General provisions
1.4.
Normative references
PART
2. TECHNICAL REQUIREMENTS
PART
3. MANAGEMENT REGULATION
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3.2.
Packaging, labeling, transport and storage