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GB/T 37263-2018 English PDF

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GB/T 37263-2018: Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR] foamed -- Plastics and high-density polyethylene [PE] casing pipes
Status: Valid
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GB/T 37263-2018English439 Add to Cart 4 days [Need to translate] Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR] foamed -- Plastics and high-density polyethylene [PE] casing pipes Valid GB/T 37263-2018

PDF similar to GB/T 37263-2018


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Basic data

Standard ID GB/T 37263-2018 (GB/T37263-2018)
Description (Translated English) Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR] foamed -- Plastics and high-density polyethylene [PE] casing pipes
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard P46
Classification of International Standard 91.140.10
Word Count Estimation 22,218
Date of Issue 2018-12-28
Date of Implementation 2019-11-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 37263-2018: Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR] foamed -- Plastics and high-density polyethylene [PE] casing pipes


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Prefabricated directly buried insulating plastic--steel--plastic composite pipes with polyurethane [PUR]foamed--plastics and high density polyethylene [PE]casing pipes ICS 91.140.10 P46 National Standards of People's Republic of China High-density polyethylene outer tube polyurethane foam prefabrication Directly buried thermal insulation steel-plastic composite pipe Published on.2018-12-28 2019-11-01 implementation State market supervision and administration China National Standardization Administration issued

Content

Foreword III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Product Structure 2 5 Material 3 6 Requirements 3 7 Test method 9 8 Inspection rules 12 9 Signs, transport and storage 14 Appendix A (Normative) Test methods for heat resistance of insulation layers 16

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, Sichuan Dongtai New Material Technology Co., Ltd., China Municipal Engineering North China Design and Research Institute Co., Ltd., Haotian Energy Saving Equipment Co., Ltd., Tangshan Xingbang Pipeline Engineering Equipment Co., Ltd., Beijing Hao Te Nike Road Equipment Co., Ltd., Tianjin Taihe Energy Saving Technology Co., Ltd., Dalian Yiduo Pipeline Co., Ltd., Dalian Kehua Thermal Pipe Co., Ltd. Company, Tianjin Jiansu Heating Pipeline Equipment Engineering Co., Ltd., Tianjin Yugang Thermal Insulation Building Material Co., Ltd., Dow Chemical (China) Investment Limited Company, Sichuan Xinzhongtai New Material Co., Ltd., Wanhua Chemical Group Co., Ltd., Jiangfeng Pipeline Group Co., Ltd., Langfang Huayu Tianchuang Energy Equipment Co., Ltd., Beijing Haoweite Heating Equipment Co., Ltd., Hebei Junye Technology Co., Ltd., Shandong Maosheng Pipe Industry Co., Ltd. Division, Beijing Gas Thermal Engineering Design Institute Co., Ltd., Hebei Youming Heating Equipment Co., Ltd., Beijing Construction Engineering Quality Sixth Test Ltd., Beijing Municipal Construction Engineering Quality Fourth Inspection Institute. The main drafters of this standard. Bai Dongjun, Li Xiang, Feng Wenliang, Yang Xuefei, Jiang Jianzhi, Zhou Yicong, Qiu Huawei, Zheng Zhongsheng, Yan Bixing, Sun Tao, Sun Lei, Yang Qiu, Han Defu, Duan Wenyu, Pang Dezheng, Chen Kun, Hu Chunfeng, Pan Cunye, Wang Xiaoyu, Yu Ze, Wang Zhikui, Zhang Songlin, Zhang Honglian, Liu Fei, Zhang Guoyu, Zhang Jinhua, Li Zhongjie, Gao Xue, Shen Xu. High-density polyethylene outer tube polyurethane foam prefabrication Directly buried thermal insulation steel-plastic composite pipe

1 Scope

This standard specifies the terms and definitions, product structure, and structure of high-density polyethylene outer tube polyurethane foam prefabricated direct-buried steel-plastic composite pipe. Materials, requirements, test methods, inspection rules, signs, transportation and storage. This standard applies to high-density polyethylene outer tube polyurethane foam prefabricated direct buried insulation used in heating (cold) and domestic hot water delivery systems. Manufacture and inspection of steel-plastic composite pipes.

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. Plastics -- Determination of density of non-foam plastics -- Part 1 . Dipping method, liquid pycnometer method and titration method Standard environment for GB/T 2918 plastic sample conditioning and testing GB/T 3524 carbon structural steel and low alloy structural steel hot rolled steel strip GB/T 3682.1 Determination of melt mass flow rate (MFR) and melt volume flow rate (MVR) of plastics Part 1. Standard methods GB/T 6111 Determination of internal pressure resistance of thermoplastic piping systems for fluid transport GB/T 6343 Determination of apparent density of foams and rubber GB/T 6671 Determination of the longitudinal retraction rate of thermoplastic pipes GB/T 8804.3 Determination of tensile properties of thermoplastic pipes - Part 3 GB/T 8806 Plastic pipe system - Determination of dimensions of plastic parts GB/T 8811 rigid foam plastic dimensional stability test method GB/T 8813 Determination of compressive properties of rigid foams 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 10297 Determination of thermal conductivity of non-metallic solid materials - Hotline method GB/T 10799 Determination of the percentage of open and closed cell volume of rigid foams GB/T 15560 Hydraulic Pipeline for Hydraulic Fluid Instantaneous Blasting and Pressure Test Method GB/T 17391 polyethylene pipe and pipe fittings thermal stability test method GB/T 18475 Thermoplastic pressure pipes and fittings for material grading and naming overall use (design) factor GB/T 28799.1 Heat-resistant polyethylene (PE-RT) piping systems for hot and cold water - Part 1. General GB/T 29046 Urban heating prefabricated direct buried thermal insulation pipeline technical index detection method QB/T 2803 Hard plastic pipe bending method YB/T 5059 low carbon steel cold rolled steel strip Determination of oxygen permeability of multi-layer pipe barriers in ISO 17455 plastics piping systems

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