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GB/T 38097-2019: Urban heating - Prefabricated directly buried insulating pipes and fittings with polyurethane (PUR) foamed-plastics and glass fiber reinforced plastics protect layers
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38097-2019 | English | 439 |
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Urban heating - Prefabricated directly buried insulating pipes and fittings with polyurethane (PUR) foamed-plastics and glass fiber reinforced plastics protect layers
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GB/T 38097-2019
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PDF similar to GB/T 38097-2019
Basic data | Standard ID | GB/T 38097-2019 (GB/T38097-2019) | | Description (Translated English) | Urban heating - Prefabricated directly buried insulating pipes and fittings with polyurethane (PUR) foamed-plastics and glass fiber reinforced plastics protect layers | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P46 | | Classification of International Standard | 91.140.10 | | Word Count Estimation | 22,248 | | Date of Issue | 2019-10-18 | | Date of Implementation | 2020-09-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38097-2019: Urban heating - Prefabricated directly buried insulating pipes and fittings with polyurethane (PUR) foamed-plastics and glass fiber reinforced plastics protect layers
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Urban heating--Prefabricated directly buried insulating pipes and fittings with polyurethane(PUR)foamed-plastics and glass fiber reinforced plastics protect layers
ICS 91.140.10
P46
National Standards of People's Republic of China
Urban heating glass fiber reinforced plastic outer sheath
Polyurethane foam prefabricated direct buried insulation pipe and fittings
Published on.2019-10-18
2020-09-01 implementation
State market supervision and administration
China National Standardization Administration issued
Content
Foreword I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 structure 2
5 Requirements 2
5.1 Working steel pipe 2
5.2 Steel pipe fittings 2
5.3 outer sheath 5
5.4 insulation layer 6
5.5 insulation pipe 6
5.6 Insulation pipe fittings 8
5.7 Insulation joint 10
6 Test method 10
7 Inspection rules 10
7.1 Factory inspection 10
7.2 Type inspection 13
8 Signs, transport and storage 13
8.1 Mark 13
8.2 Transportation 14
8.3 Storage 14
Appendix A (Normative Appendix) Production of Insulation Joints 15
Appendix B (Normative) Test Method for Barcol Hardness of Outer Shelves 16
Reference 19
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic
This standard is under the jurisdiction of the National Urban Heating Standardization Technical Committee (SAC/TC455).
This standard was drafted. Beijing Public Utilities Research Institute, China National Petroleum Corporation Engineering Technology Research Institute Co., Ltd., Tangshan Xingbang
Pipeline Engineering Equipment Co., Ltd., Hebei Haotian Energy Investment Group Co., Ltd., Dalian Yiduo Pipeline Co., Ltd., Dalian Kehua Thermal Pipeline
Co., Ltd., Tianjin Yugang Thermal Insulation Building Material Co., Ltd., Dow Chemical (China) Investment Co., Ltd., Wanhua Chemical Group Co., Ltd.
Langfang Huayu Tianchuang Energy Equipment Co., Ltd., Jiangfeng Pipeline Group Co., Ltd., Tianjin Haoweite Pipeline Equipment Co., Ltd., Tianjin Jiansu
Heat Pipe Equipment Engineering Co., Ltd., Shandong Maosheng Pipe Industry Co., Ltd., Tangshan Fengnan Junye Energy Saving and Insulation Material Co., Ltd., Henan Sanjie Heat
Electric Technology Co., Ltd., Hebei Xuanye Tianbang Pipe Manufacturing Co., Ltd., Hebei Fengcheng Pipeline Co., Ltd., Beijing Construction Engineering Quality
Sixth Inspection Institute Co., Ltd., Beijing Construction Engineering Quality Fourth Inspection Institute.
The main drafters of this standard. Bai Dongjun, Feng Wenliang, Gao Xue, Zhang Honglei, Qiu Huawei, Zheng Zhongsheng, Yan Bixing, Sun Tao, Wang Xiaoyu, Yang Qiu,
Yu Ze, Han Defu, Duan Wenyu, Xin Bo, Pan Cunye, Liu Fei, Lang Kuiyuan, Ren Jing, Li Zhongjie, Yang Xuefei, Zhao Xiangbin, Chen Peng, Zhang Yuesheng, Sun Baoliang,
Peng Jingkai.
Urban heating glass fiber reinforced plastic outer sheath
Polyurethane foam prefabricated direct buried insulation pipe and fittings
1 Scope
This standard specifies the terms and definitions and definitions of glass fiber reinforced plastic outer sheath polyurethane foam prefabricated direct buried insulation pipe and fittings.
Construction, requirements, test methods, inspection rules and signs, transportation and storage.
This standard is applicable to prefabricated straight line where the temperature of the conveying medium (long-term operating temperature) is not higher than 120 °C and the incident peak temperature is not more than 140 °C.
Buried insulation pipe and fittings.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 3091 welded steel pipe for low pressure fluid transportation
GB/T 8163 seamless steel pipe for conveying fluid
GB/T 8237 liquid unsaturated polyester resin for fiber reinforced plastics
GB/T 8923.1-2011 - Determination of surface cleanliness of steels - Part 1 . Uncoated
Corrosion grade and treatment grade of the steel surface and the surface of the steel after the original coating is completely removed
GB/T 9711 oil and gas industrial pipeline transportation system steel pipe
Types and parameters of GB/T 12459 steel butt welded pipe fittings
GB/T 13401 steel butt welded pipe fittings technical specification
GB/T 18369 glass fiber roving
GB/T 18370 glass fiber roving
GB/T 29046-2012 Method for testing technical indicators of prefabricated direct buried thermal insulation pipes for urban heating
GB/T 29047-2012 high-density polyethylene outer tube rigid polyurethane foam prefabricated direct buried insulation pipe and fittings
GB 50236 Field equipment, industrial pipeline welding engineering construction specifications
CJJ/T 254 Technical Specification for Leakage Monitoring System for Directly Buried Hot Water Pipeline in Towns
NB/T 47013.2 Non-destructive testing of pressure equipment - Part 2. Radiographic testing
NB/T 47013.3 Non-destructive testing of pressure equipment - Part 3. Ultrasonic testing
NB/T 47014 Pressure welding equipment welding process evaluation
SY/T 5257 steel induction heating elbow for oil and gas transmission
3 Terms and definitions
The following terms and definitions as defined in GB/T 29047-2012 apply to this document.
3.1
Long-term mechanical properties of the outer sheath longtermmechanicalpropertiesofcasing
Judging the time of brittle failure occurring under accelerated test conditions in which a certain stress, temperature and medium environment act together
Based on the basis, to assess the long-term aging resistance of the outer sheath material.
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