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GB/T 39380.1-2021: Chlorinated poly (vinyl chloride) (PVC-C) piping system for fire sprinkler installations - Part 1: Pipes
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GB/T 39380.1-2021: Chlorinated poly (vinyl chloride) (PVC-C) piping system for fire sprinkler installations - Part 1: Pipes

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Chlorinated poly (vinyl chloride) (PVC-C) piping system for fire sprinkler installations - Part 1.Pipes ICS 83.140.30 G33 National Standards of People's Republic of China Chlorinated polyvinyl chloride (PVC-C) for sprinklers Piping system part 1.pipes Released on 2021-08-20 2022-03-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Table of contents

Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions, symbols and abbreviations 2 4 Material 4 5 Requirements 4 6 System suitability 6 7 Test method 7 8 Inspection rules 13 9 Marking, packaging, transportation and storage 14 Appendix A (Normative Appendix) Reference curve for predicting hydrostatic strength of chlorinated polyvinyl chloride (PVC-C) pipe materials 15 Reference 17

Foreword

GB/T 39380 "Chlorinated Polyvinyl Chloride (PVC-C) Piping System for Water Sprinklers" is divided into 2 parts. ---Part 1.Pipes; ---Part 2.Pipe fittings. This part is Part 1 of GB/T 39380. This section was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents. This part was proposed by the China National Light Industry Council. This part is under the jurisdiction of the National Plastics Standardization Technical Committee (SAC/TC48). Drafting organizations of this section. Chongqing Hongyi Technology Co., Ltd., Yonggao Co., Ltd., Zhejiang Weixing New Building Materials Co., Ltd., Guangzhou Donglian Plastic Technology Industrial Co., Ltd., Youli Holding Group Co., Ltd., Rifeng Enterprise Group Co., Ltd., Shandong Xiangsheng New Material Technology Co., Ltd. Co., Ltd., Shanghai Yuanzhou Pipe Industry Technology Co., Ltd., Zhejiang Zhongcai Pipeline Technology Co., Ltd., Beijing Building Materials Inspection and Research Institute Co., Ltd., Lubrizol Management (Shanghai) Co., Ltd., Gudi Technology Co., Ltd. The main drafters of this section. Fu Zhimin, Huang Jian, Huang Baoyuan, Li Tongyi, Xiao Yugang, Wang Lei, Guo Tao, Zhou Wenzhong, Wang Baiti, Li Yanjun, Pei Yiyang and Li Xiaodong. Chlorinated polyvinyl chloride (PVC-C) for sprinklers Piping system part 1.pipes

1 Scope

This part of GB/T 39380 specifies the use of chlorinated polyvinyl chloride (PVC-C) mixtures as raw materials and extruded water sprinklers. Terms and definitions, symbols and abbreviations, materials, requirements, test methods, inspections of chlorinated polyvinyl chloride (PVC-C) pipes (hereinafter referred to as "pipes") Inspection rules and signs, packaging, transportation and storage. This part is applicable to the working pressure of 1.2MPa specified in GB 50084-2017, and the ambient temperature for use is not lower than 4℃ and not higher than 70°C pipes are used for automatic sprinkler systems in places where the fire hazard level is light hazard level and medium hazard level I. This part and other parts of GB/T 39380 are applicable to the plastic piping system of GB 50084-2017.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 1033.1-2008 Determination of the density of plastic non-foam plastics Part 1.Immersion method, liquid pycnometer method and titration method GB/T 1036-2008 Determination of the coefficient of linear expansion of plastics at -30℃~30℃ Quartz dilatometer method GB/T 1040.2-2006 Determination of tensile properties of plastics Part 2.Test conditions for molding and extrusion plastics GB/T 1633-2000 Thermoplastics Determination of Vicat Softening Temperature (VST) GB/T 1843 Determination of impact strength of plastic cantilever beam GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Batch inspection sampling plan retrieved by acceptance quality limit (AQL) GB/T 2918 Standard environment for condition adjustment and testing of plastic samples GB/T 5135.19-2010 Automatic sprinkler system Part 19.Plastic pipes and fittings GB/T 6111-2018 Determination of the internal pressure resistance of thermoplastic piping systems for fluid transportation GB/T 6671-2001 Thermoplastic pipe longitudinal shrinkage determination GB/T 7139 Determination of Chlorine Content in Plastic Vinyl Chloride Homopolymer and Copolymer Determination of the Vicat softening temperature of GB/T 8802 thermoplastic pipes and fittings GB/T 8804.1 Determination of tensile properties of thermoplastic pipes-Part 1.General rules of test methods GB/T 8804.2 Determination of tensile properties of thermoplastic pipes Part 2.Unplasticized polyvinyl chloride (PVC-U), chlorinated polyvinyl chloride (PVC-C) and high impact polyvinyl chloride (PVC-HI) pipes GB/T 8806 Determination of the dimensions of plastic parts in plastic piping systems GB/T 9647 Thermoplastic pipe ring stiffness determination GB/T 14152 Thermoplastic pipes test method for external impact resistance. Hour hand rotation method GB/T 15560 Hydraulic instantaneous blasting and pressure test method for plastic pipes for fluid transportation GB/T 16422.2-2014 Plastic laboratory light source exposure test method Part 2.Xenon arc lamp GB/T 18252 Plastic piping system uses extrapolation method to determine the long-term hydrostatic strength of thermoplastic materials in the form of pipes GB/T 19278-2018 General terms and definitions for thermoplastic pipes, fittings and valves GB 50084-2017 Design Specification for Automatic Sprinkler System QB/T 2803 Rigid plastic pipe bending degree measurement method ...