Some standard content:
Agricultural Industry Standard of the People's Republic of China
NY/T758—2003
Rigid phenolic foam for thermal insulation (PF)
Rigid phenolic foam for thermal insulation (PF)2003-12-01 Issued
Ministry of Agriculture of the People's Republic of China
2004-03-01 Implementation
Appendix A of this standard is an informative appendix.
This standard was proposed by the Quality Office of the Ministry of Agriculture and was drafted by: Cement Quality Supervision, Inspection and Testing Center of the Ministry of Agriculture and National Institute of Building Science.
The main drafters of this standard: H Xiang, Jin Fujin, Shen Weizhong, Zhang Xiaoling, Wang Mayun, Li Jinping, Chen Bin: ara
NY/T 758—2093
1 Scope
Rigid phenolic foam insulation products (PF
NY/T 758—2093
This standard specifies the terms and definitions, classification and rules and marking, packaging, transportation and storage of aldehyde foam insulation products (hereinafter referred to as products).
This standard applies to aldehyde foam products for insulation with a working temperature range of -180℃ to 130℃. For precautions, see Appendix A.
2 Normative references
The clauses in the following documents become the clauses of this standard through reference in this standard. Any dated reference, amendment (excluding errata) or revision shall not apply to this standard. However, it is encouraged to reach an agreement based on this standard on whether the latest versions of these documents can be used. For any undated reference, the latest version shall apply to this standard. GB/T2918—1998 Standard environment for conditioning and testing of plastic specimens (IDT1$O291:1.997) GB/T4132 Insulating materials and rods. Terminology
GB/1 6342
Determination of linear dimensions of foam plastics and rubber (IEC 1923: 1981) Determination of apparent (bulk) density of foam plastics and rubber (IEC 845: 1988) GB/16313
GB8624 1997 3
Method for classification of the burning behavior of building materials (IEC 1102: 1981 Part 1) GB/T 8810—1988 Test method for water absorption of rigid foam plastics (IEC 2896: 1986) GB/T 8811
GB/T 8812
GB/T 8818
Rigid foam plastic dimensional stability test method (eqv1S027951980) Rigid foam plastic bending test method (id:IS0)1209:1975) Rigid foam plastic compression test method (iclt.IS(844:1978)1988 Determination of steady-state thermal resistance and thermal properties of insulating materials Protected hot pole method (icdtIS./L)IS58::GB/I 10294
(G13/T10265--1988 Determination of steady-state heat transfer characteristics of insulation materials-Heat flow meter method (1dt150)/1)1S8301:8GR/T15948 Test method for shrinkage of rigid foam plastics (idtIS(7850:1986)GR/T17146 Test method for water vapor transmission performance of building materials (idtASTME95:IS90)3 Terms and definitions
The terms and definitions defined in GB/T4132 and the following terms and definitions apply to this standard. 3.1
Rigid phenolic foam (PF) is a homogeneous porous rigid foam plastic product made of a condensation product of phenol and formaldehyde (phenolic resin) and other additives such as a hardener, a foaming agent, and a surfactant. 4 Classification and marking
4.1 Classification
4. 1.1 Classification
According to the compressive strength of the product, it is divided into the following three categories. Class I (compressive strength under 1% deformation [00kPa]) Limited load-bearing pipes or uniform parts; Class II (compressive strength under 10% deformation ≥ [00kPa])----Limited load-bearing plates; 1
NY/T 758-::13
Compressive strength under 250 kPa)----Load-bearing plates. 2. The surface density of the cross-section is divided into the following three types. A ±:060 kk/rn*:
H type:60 kg/m*-:120 kg/m*;
C type::120 kg/m,
4.2 Marking
4.2.1 Marking method
The products should be marked in the following format: Product name Type Density Length × Width × Thickness (Inner Diameter × Wall Thickness) Combustibility Standard Number, where the product name can be represented by PF and the type only needs to be marked with I, and A, B, C, density is in k/m, length, width and length (inner diameter × wall thickness) are in mm, and combustion performance is expressed in 3. 4.2.2 Marking examples
4.2.2.1 Marking example 1
Type A, with an apparent density of 40kg/m, an inner diameter of 60mm and a width of 30mm, can be marked as: \PF-1A-42-p60X30 3, NY/'T 758\.
4.2.2.2 Marking example 2
Type B, with an apparent density of 20kg/m, a length of 1200mm, a width of 603mm and a thickness of 0mm, can be marked as \PF-ⅢB 120 1 200× 600×5-B -VY/T 758" 5 Requirements
5.1 Apparent density and its allowable deviation
5.1.1 Apparent density
The apparent density of the product shall be determined by both parties. 5.1.2 Permissible deviation of apparent density
The permissible deviation of apparent density of type A or type R products is 1/100 of the nominal value, and the permissible deviation of apparent density of type C products is 115% of the nominal value.
5.2 Dimensions and their permissible deviations
5.2.1 Dimensions
The dimensions of products shall be determined by both the supplier and the buyer.
5.2.2 Permissible deviation of dimensions
5.2.2.1T products
The permissible deviation of dimensions of type I products shall comply with the provisions of Table 1.1 Permissible deviation of dimensions of type I products
Permissible deviation of length
Internal permissible deviation
Internal light permissible deviation
dss100
19mds3o
Permissible deviation
Wall thickness!
Wall thickness! 5.2.2.2 The allowable deviation of dimensions of products of Class II and Class III and Class II products shall comply with the provisions of Table 2. Table 2 The allowable deviation of dimensions of products of Class II, Class III and Class II products shall comply with the provisions of Table 2. Allowable deviation of length L or width W. Allowable deviation Length L Width L (W) a100 1 t00-L(W)*2 000 2 t00r(W+1 r00 L(W):4 0c 5.3 Combustion performance Allowable deviation - limit Thickness: Allowable limit Thickness: Allowable deviation 2 oor-i: NY/T 758—2003
The combustion performance of unfaced products shall comply with 5.1B of GR86241997, and the combustion performance of grade B building materials shall comply with the requirements of Table 3. Table 3
iCompression strength under deep deformation/kpa
Destruction bending
Shrinkage end deformation)
Dimensional stability and ductility:
Thermal conductivity/_W(m·K)
Moisture permeability/Ps·)
Water absorption (volume fraction)/%)
Physical and mechanical properties
A|R type A type
80%L2℃:+23 kPa Load 48 8
70℃ +2℃..? c F
130 +?c.7dn
Average temperature 25%
10. 03s 0. 015 . 035 t. 40lo. c 23℃+1℃.Relative humidity 4-
: The values in the table are all requirements for products made by the aldehyde foaming method without skin. Test method
State adjustment
Unless otherwise specified, the state adjustment of the sample shall be carried out according to the 2nd level of 23/5C in (B/33181998)6.2 Apparent density and its allowable deviation
The apparent density (5.1.1) and apparent density (5.1.2) of the product shall be tested in accordance with T43. 5.3 Dimensions and their allowable deviation
The size (5.2.1) and allowable deviation (5.2.2) of the product shall be tested in accordance with T43. 2.2) Test according to G/T6342: 6.4 Combustion performance
Combustion performance of products (5.3) Test according to the test method specified in 5. " of GB8624-1997: 6.5 Compression strength under 10% deformation
Shrinkage strength under 10% deformation of products (Table 3 No. 1) Test according to (BT8813 trace test. Test head" is: 130.0-1.0) mm × (100.0_1.0) mm × (E0.0±1.0) mm. The loading speed is 5 mm/min, 6.6 Destruction bending force
Destruction bending force of products (Table 3 No. 2) Test according to (1/T88.2. NY/T 758-200:
6. 7 Compression creep
Tested according to GR/T15048, 80℃=2℃20kF:=Quantity:#Seam butterfly skin
6. 8 Dimensional stability
Three dimensional stability (Table 3 No. 4) Tested according to GB/T 8811, 70℃12%7==-1, : and dimensional stability.
E.= Thermal conductivity
The thermal conductivity of the product placed under ambient temperature for 28 days from the date of production (Table 3 No. 5) Tested according to GB/T10294-1=::::;:1.2951988, the average temperature of the test is 25℃. 6.10 Water permeability coefficient
The water permeability coefficient of the product (No. 6 in Table 3) is tested according to GB/T17145, and the permeability coefficient of the product at 23℃=1℃ is measured by dry method, and the permeability coefficient of the product at 40-:· is analyzed.
6.11 Water absorption rate (volume fraction)
The water absorption rate (volume fraction) of the product (No. 7 in Table 3) is tested according to GB/T8810--1988. 7 Inspection rules
7. 1 Inspection classification
Products are divided into (export) inspection and type inspection:
7.2 Factory inspection
7.2.1 Factory inspection items
Factory inspection items are: apparent density and its allowable deviation, size and its allowable deviation 7.2.2 Sampling
Factory inspection takes the products of the same formula, same process, same specification, and same type produced continuously as batches, and the batch size shall not exceed: 50 m3
Three samples are randomly selected from each batch of apparent density and its deviation, and ten samples are randomly selected from each batch of size and its deviation. 7.2.3 Judgment
E) If the apparent density and its deviation of the product all meet the requirements of 5.1, the size and its deviation all meet the requirements of 5.2 or only one sample does not meet the requirements, the batch of products is qualified: If there is one or more of the apparent density of the product. · If one or more of the dimensions and deviations of the products do not meet the requirements, the batch of products is unqualified; if two or three of the dimensions and deviations of the products do not meet the requirements, additional samples should be added to the same batch of products for testing. If all of them are qualified, the batch of products is qualified; if one or more of them still do not meet the requirements, the batch of products is unqualified. 7.3 Type inspection 7.3.1 Type inspection should be carried out in any of the following situations: a) New product finalization identification;
When the raw materials and processes have changed significantly during formal production, which may affect the performance of the products; c) Normal production for one year;
When production is resumed after a month of suspension;
c) When the national quality and technical supervision agency proposes a type inspection requirement. 7. 3.2 Type inspection items
Type inspection shall be carried out for all requirements of Chapter 5. 7.3.3 Sampling
Type inspection shall be carried out by random sampling from the same batch of products that have passed the factory inspection. Each performance test shall be carried out once or three times. 758--2003
To 2 method sample preparation, the product shape cannot meet the requirements of the sample in the test method. -: production, same type preparation -3.4 judgment
type test results if all meet the requirements of Chapter 5, the batch of products is qualified. a
If the thermal conductivity or combustion performance meets the requirements, the batch of products is unqualified h)
In addition to thermal conductivity and combustion performance, if two or more items do not meet the requirements, then the batch of products is qualified. If there are still non-conformities, the batch of products is unqualified. 8 Marking, packaging, transportation and storage
8.1 Marking
The marking of the product should be clear, easy to identify, and durable, and should include the following: a) Product name;
b) Implementation standard number:
Name and address of the manufacturer:
d) Production date or batch number:
) Product type and specification
f) Product combustion performance.
8.2 Packaging
The packaging of the product should be able to protect the product inside from damage. The packaging materials of the product packaging can be negotiated by the supply and demand parties. Transportation and storage
The product should avoid bumping, heavy pressure, exposure to sunlight, wind and rain during transportation and storage. It should also meet the requirements of close to empty doors during transportation.
Ny/l 758—2233
Appendix A
(Informative Appendix:
Applicable Working Temperature Description
401 When the working temperature is lower than
Lannai compensation, the designer or user may need to conduct sufficient test verification to determine that its various performance numbers meet the design and use requirements
NY/T 758-2003
Agricultural
Industry Standard of the People's Republic of China
Rigid Phenolic Foam Insulation Products (PF)
NY/T 758—2903
Published by China Chengtui Press
No. 16, Sanba Hebei Street, Fuxingmenwai, Beijing
Postal Code: 100045
Tel: 6852394668517518
Printed by China Standards Press! F
Xinhua Bookstore Beijing Distribution Office issued Xinyun 1333*
Book 880×1235
That is:
March 2001, 2nd edition=
Book number: 15533----
.. n.
Jingbiaojiu
To Yunzhi
Telephone: 58533533
8G7 I/AN10 Water Permeability Coefficient
The water permeability coefficient of the product (No. 6 in Table 3) is tested according to GB/T17145, and the permeability coefficient of the product at 23℃=1℃ is measured by dry method, and the permeability coefficient of the product at 40-:· is analyzed by humidity.
6.11 Water Absorption (Volume Fraction)
The water absorption (volume fraction) of the product (No. 7 in Table 3) is tested according to GB/T8810--1988. 7 Inspection rules
7. 1 Inspection classification
Products are divided into (export) inspection and type inspection:
7.2 Factory inspection
7.2.1 Factory inspection items
Factory inspection items are: apparent density and its allowable deviation, size and its allowable deviation 7.2.2 Sampling
Factory inspection takes the products of the same formula, same process, same specification, and same type produced continuously as batches, and the batch size shall not exceed: 50 m3
Three samples are randomly selected from each batch of apparent density and its deviation, and ten samples are randomly selected from each batch of size and its deviation. 7.2.3 Judgment
E) If the apparent density and its deviation of the product all meet the requirements of 5.1, the size and its deviation all meet the requirements of 5.2 or only one sample does not meet the requirements, the batch of products is qualified: If there is one or more of the apparent density of the product. · If one or more of the dimensions and deviations of the products do not meet the requirements, the batch of products is unqualified; if two or three of the dimensions and deviations of the products do not meet the requirements, additional samples should be added to the same batch of products for testing. If all of them are qualified, the batch of products is qualified; if one or more of them still do not meet the requirements, the batch of products is unqualified. 7.3 Type inspection 7.3.1 Type inspection should be carried out in any of the following situations: a) New product finalization identification;
When the raw materials and processes have changed significantly during formal production, which may affect the performance of the products; c) Normal production for one year;
When production is resumed after a month of suspension;
c) When the national quality and technical supervision agency proposes a type inspection requirement. 7. 3.2 Type inspection items
Type inspection shall be carried out for all requirements of Chapter 5. 7.3.3 Sampling
Type inspection shall be carried out by random sampling from the same batch of products that have passed the factory inspection. Each performance test shall be carried out once or three times. 758--2003
To 2 method sample preparation, the product shape cannot meet the requirements of the sample in the test method. -: production, same type preparation -3.4 judgment
type test results if all meet the requirements of Chapter 5, the batch of products is qualified. a
If the thermal conductivity or combustion performance meets the requirements, the batch of products is unqualified h)
In addition to thermal conductivity and combustion performance, if two or more items do not meet the requirements, then the batch of products is qualified. If there are still non-conformities, the batch of products is unqualified. 8 Marking, packaging, transportation and storage
8.1 Marking
The marking of the product should be clear, easy to identify, and durable, and should include the following: a) Product name;
b) Implementation standard number:
Name and address of the manufacturer:
d) Production date or batch number:
) Product type and specification
f) Product combustion performance.
8.2 Packaging
The packaging of the product should be able to protect the product inside from damage. The packaging materials of the product packaging can be negotiated by the supply and demand parties. Transportation and storage
The product should avoid bumping, heavy pressure, exposure to sunlight, wind and rain during transportation and storage. It should also meet the requirements of close to empty doors during transportation.
Ny/l 758—2233
Appendix A
(Informative Appendix:
Description of applicable working temperature
401 When the working temperature is lower than
Lannai compensation, the designer or user may need to conduct sufficient test verification to determine that its various performance numbers meet the design and use requirements
NY/T 758-2003
Agricultural
Industry Standard of the People's Republic of China
Rigid phenolic foam insulation products (PF)
NY/T 758—2903
Published by China Chengtui Press
No. 16, Sanba Hebei Street, Fuxingmenwai, Beijing
Postal Code: 100045
Tel: 6852394668517518
Printed by China Standards Press! F
Xinhua Bookstore Beijing Distribution Office issued Xinyun 1333*
Book 880×1235
Page:
March 2001, 2nd edition=
Book number: 15533----
.. n.
Jingbiaojiu
To Yunzhi
Telephone: 58533533
8G7 I/AN10 Water Permeability Coefficient
The water permeability coefficient of the product (No. 6 in Table 3) is tested according to GB/T17145, and the permeability coefficient of the product at 23℃=1℃ is measured by dry method, and the permeability coefficient of the product at 40-:· is analyzed by humidity.
6.11 Water Absorption (Volume Fraction)
The water absorption (volume fraction) of the product (No. 7 in Table 3) is tested according to GB/T8810--1988. 7 Inspection rules
7. 1 Inspection classification
Products are divided into (export) inspection and type inspection:
7.2 Factory inspection
7.2.1 Factory inspection items
Factory inspection items are: apparent density and its allowable deviation, size and its allowable deviation 7.2.2 Sampling
Factory inspection takes the products of the same formula, same process, same specification, and same type produced continuously as batches, and the batch size shall not exceed: 50 m3
Three samples are randomly selected from each batch of apparent density and its deviation, and ten samples are randomly selected from each batch of size and its deviation. 7.2.3 Judgment
E) If the apparent density and its deviation of the product all meet the requirements of 5.1, the size and its deviation all meet the requirements of 5.2 or only one sample does not meet the requirements, the batch of products is qualified: If there is one or more of the apparent density of the product. · If one or more of the dimensions and deviations of the products do not meet the requirements, the batch of products is unqualified; if two or three of the dimensions and deviations of the products do not meet the requirements, additional samples should be added to the same batch of products for testing. If all of them are qualified, the batch of products is qualified; if one or more of them still do not meet the requirements, the batch of products is unqualified. 7.3 Type inspection 7.3.1 Type inspection should be carried out in any of the following situations: a) New product finalization identification;
When the raw materials and processes have changed significantly during formal production, which may affect the performance of the products; c) Normal production for one year;
When production is resumed after a month of suspension;
c) When the national quality and technical supervision agency proposes a type inspection requirement. 7. 3.2 Type inspection items
Type inspection shall be carried out for all requirements of Chapter 5. 7.3.3 Sampling
Type inspection shall be carried out by random sampling from the same batch of products that have passed the factory inspection. Each performance test shall be carried out once or three times. 758--2003
To 2 method sample preparation, the product shape cannot meet the requirements of the sample in the test method. -: production, same type preparation -3.4 judgment
type test results if all meet the requirements of Chapter 5, the batch of products is qualified. a
If the thermal conductivity or combustion performance meets the requirements, the batch of products is unqualified h)
In addition to thermal conductivity and combustion performance, if two or more items do not meet the requirements, then the batch of products is qualified. If there are still non-conformities, the batch of products is unqualified. 8 Marking, packaging, transportation and storage
8.1 Marking
The marking of the product should be clear, easy to identify, and durable, and should include the following: a) Product name;
b) Implementation standard number:
Name and address of the manufacturer:
d) Production date or batch number:
) Product type and specification
f) Product combustion performance.
8.2 Packaging
The packaging of the product should be able to protect the product inside from damage. The packaging materials of the product packaging can be negotiated by the supply and demand parties. Transportation and storage
The product should avoid bumping, heavy pressure, exposure to sunlight, wind and rain during transportation and storage. It should also meet the requirements of close to empty doors during transportation.
Ny/l 758—2233
Appendix A
(Informative Appendix:
Description of applicable working temperature
401 When the working temperature is lower than
Lannai compensation, the designer or user may need to conduct sufficient test verification to determine that its various performance numbers meet the design and use requirements
NY/T 758-2003
Agricultural
Industry Standard of the People's Republic of China
Rigid phenolic foam insulation products (PF)
NY/T 758—2903
Published by China Chengtui Press
No. 16, Sanba Hebei Street, Fuxingmenwai, Beijing
Postal Code: 100045
Tel: 6852394668517518
Printed by China Standards Press! F
Xinhua Bookstore Beijing Distribution Office issued Xinyun 1333*wwW.bzxz.Net
Book 880×1235
That is:
March 2001, 2nd edition=
Book number: 15533----
.. n.
Jingbiaojiu
To Yunzhi
Telephone: 58533533
8G7 I/AN2 Packaging
The packaging of the product should be able to protect the product inside from damage. The packaging materials of the product packaging can be negotiated by the supply and demand parties. Transportation and storage
The product should avoid bumps, heavy pressure, exposure to sunlight, wind and rain during transportation and storage. During transportation, it should also meet the requirements of close to empty doors.
Ny/l 758-2233
Appendix A
(Informative Appendix:
Applicable Working Temperature Description
401 When the working temperature is lower than
, the designer or user may need to conduct sufficient tests and verifications to determine whether its various performance numbers meet the design and use requirements.
NY/T 758-2003
Agricultural
Industry Standard of the People's Republic of China
Hard Phenolic Foam Insulation Products (PF)
NY/T 758—2903
Published by China Chengtui Publishing House
No. 16, Sanba Hebei Street, Fuxingmenwai, Beijing
Postal Code: 100045
Tel: 6852394668517518
Printed by China Standard Publishing House! F
Distributed by Beijing Publishing House of Xinhua Bookstore in various places Xinyun 1333*
Book 880×1235
That is, the page:
March 2001, the second edition=
Book number: 15533----
.. n.
Jingbiaojiu
To Yunzhi
Telephone: 58533533
8G7 I/AN2 Packaging
The packaging of the product should be able to protect the product inside from damage. The packaging materials of the product packaging can be negotiated by the supply and demand parties. Transportation and storage
The product should avoid bumps, heavy pressure, exposure to sunlight, wind and rain during transportation and storage. During transportation, it should also meet the requirements of close to empty doors.
Ny/l 758-2233
Appendix A
(Informative Appendix:
Applicable Working Temperature Description
401 When the working temperature is lower than
, the designer or user may need to conduct sufficient tests and verifications to determine whether its various performance numbers meet the design and use requirements.
NY/T 758-2003
Agricultural
Industry Standard of the People's Republic of China
Hard Phenolic Foam Insulation Products (PF)
NY/T 758—2903
Published by China Chengtui Publishing House
No. 16, Sanba Hebei Street, Fuxingmenwai, Beijing
Postal Code: 100045
Tel: 6852394668517518
Printed by China Standard Publishing House! F
Distributed by Beijing Publishing House of Xinhua Bookstore in various places Xinyun 1333*
Book 880×1235
That is, the page:
March 2001, the second edition=
Book number: 15533----
.. n.
Jingbiaojiu
To Yunzhi
Telephone: 58533533
8G7 I/AN
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