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Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 45356-2025: Polypropylene(PP) piping systems for non-pressure buried drainage and sewerage Status: Valid
Basic dataStandard ID: GB/T 45356-2025 (GB/T45356-2025)Description (Translated English): Polypropylene(PP) piping systems for non-pressure buried drainage and sewerage Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G33 Classification of International Standard: 83.140.30 Word Count Estimation: 38,393 Date of Issue: 2025-02-28 Date of Implementation: 2025-09-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 45356-2025: Polypropylene(PP) piping systems for non-pressure buried drainage and sewerage---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.GB/T 45356-2025 English version. Polypropylene(PP) piping systems for non-pressure buried drainage and sewerage ICS 83.140.30 CCSG33 National Standard of the People's Republic of China Polypropylene (PP) for non-pressure underground sewage and drainage Pipeline system andsewerage [ISO 8773.2006,Plasticspipingsystemsfornon-pressureunderground Released on 2025-02-28 2025-09-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and definitions, symbols and abbreviations 2 4 Materials 3 5 Product Categories 4 6 Requirements 5 7 System Suitability 14 8 Test methods 14 9 Inspection Rules 18 10 Sign 20 11 Packaging, transportation and storage 22 Appendix A (Informative) Comparison of structure numbers between this document and ISO 8773.2006 23 Appendix B (Informative) Technical differences between this document and ISO 8773.2006 and their causes 24 Appendix C (informative) Basic types of pipe fittings 27 Reference 30ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document is modified to adopt ISO 8773.2006 "Polypropylene (PP) plastics piping systems for non-pressure buried drainage and sewage". Compared with ISO 8773.2006, this document has many structural adjustments. See Appendix A. This document has many technical differences compared to ISO 8773.2006. The technical differences and their causes are listed in Appendix B. The following editorial changes were made to this document. --- In order to coordinate with the existing standards, the name of the standard is changed to "Polypropylene (PP) Pipe System for Non-Pressure Buried Sewage and Drainage"; ---The symbol of nominal outer diameter is changed to "dn", the symbol of effective length of pipe is changed to "L", the symbol of joint length is changed to "LA", and the sealing area is changed to "L". The length is modified to "LC"; --- The symbol for the inner diameter of the socket in Figure 3 is modified to "ds"; --- To facilitate the understanding and use of the standard, the notes that do not conform to my country's national conditions have been deleted, and some notes have been changed or added; --- To facilitate the understanding and use of the standard, the index number description of Figure 4 is added; ---Change "e3" in Figure 5 to "e2"; ---Added and deleted some document lists in the references. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by China Light Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Plastic Products (SAC/TC48). This document was drafted by. Zhejiang Earth Pipe Industry Co., Ltd., Gongyuan Co., Ltd., Daqing Petroleum and Natural Gas Co., Ltd. Refining and Chemical Branch, Shaanxi Liansu Technology Industry Co., Ltd., Rifeng New Materials Co., Ltd., Beijing Building Materials Inspection and Research Institute Co., Ltd., SABIC (China) Research and Development Co., Ltd., Gudi Technology Co., Ltd., Zhejiang Zhongcai Pipeline Technology Co., Ltd., Jiangsu Nobel Plastic Industry Co., Ltd., Jiangsu Hemajing Co., Ltd., Jinan Heli New Materials Co., Ltd., Hangzhou Water Group Co., Ltd., China Power Engineering Group East China Surveying and Design Institute Co., Ltd., Fujian Aogong New Materials Co., Ltd., and Beijing Technology and Business University. The main drafters of this document are. Lu Weiwen, Sun Huali, Dong Wenhui, Chu Suihong, Han Hongming, Yin Duoyuan, Zhang Yinjie, Li Xianmei, Wang Baiti, Wu Jiangdong, Zhou Minwei, Zhang Feng, Chen Shicai, Mao Jia, Chen Guokun, Xiang Aimin, Huang Tao. Polypropylene (PP) for non-pressure underground sewage and drainage Pipeline system1 ScopeThis document specifies the materials, product classification, appearance, color, and specifications of polypropylene (PP) pipes and fittings for non-pressure buried sewage and drainage systems. It also describes the requirements for color, size, physical and mechanical properties, and system applicability, and describes the corresponding test methods, and stipulates the inspection rules, marking, packaging, transportation, etc. Transport and storage content. This document is applicable to the polypropylene pipe system for non-pressure buried sewage and drainage. If used for industrial non-pressure buried sewage and drainage, the system also needs Meet application conditions such as chemical resistance and heat resistance. Note. The purchaser is responsible for appropriately selecting the products specified in this document based on specific application requirements and in combination with relevant laws, regulations, standards or specifications.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 1033.1 Plastics - Determination of density of non-cellular plastics - Part 1.Immersion method, liquid pycnometer method and titration method (GB/T 1033.1-2008,ISO 1183-1.2004,IDT) GB/T 1040.2 Determination of tensile properties of plastics Part 2.Test conditions for moulding and extruded plastics (GB/T 1040.2- 2022,ISO 527-2.2012,MOD) GB/T 1633 Determination of Vicat softening temperature (VST) of thermoplastics (GB/T 1633-2000, ISO 306.1994, IDT) GB/T 2546.2 Plastics Polypropylene (PP) Molding and extrusion materials Part 2.Sample preparation and property determination (GB/T 2546.2-2022,ISO 19069-2.2016,MOD) GB/T 2828.1 Sampling procedures for inspection by attributes Part 1.Sampling plans for batch inspection based on the acceptance quality limit (AQL) (GB/T 2828.1-2012,ISO 2859-1.1999,IDT) GB/T 2918 Standard environment for conditioning and testing of plastic specimens (GB/T 2918-2018, ISO 291.2008, MOD) GB/T 3682.1 Plastics Thermoplastics - Determination of melt mass flow rate (MFR) and melt volume flow rate (MVR) Part 1.Standard method (GB/T 3682.1-2018, ISO 1133-1.2011, MOD) GB/T 6111 Determination of the resistance to internal pressure of thermoplastic pipe systems for fluid transportation (GB/T 6111-2018, ISO 1167- 1.2006, ISO 1167-2.2006, ISO 1167-3.2007, ISO 1167-4.2007, NEQ) GB/T 6671 Determination of longitudinal shrinkage of thermoplastic pipes (GB/T 6671-2001, ISO 2505.1994, EQV) GB/T 8801 Drop test method for rigid polyvinyl chloride (PVC-U) pipe fittings GB/T 8803 Injection molding rigid polyvinyl chloride (PVC-U), chlorinated polyvinyl chloride (PVC-C), acrylonitrile butadiene styrene Thermal oven test method for pipe fittings of ABS (ABS) and ASA (acrylonitrile-styrene-acrylate) terpolymers GB/T 8804.1 Determination of tensile properties of thermoplastic pipes Part 1.General principles of test methods (GB/T 8804.1- 2003,ISO 6259-1.1997,IDT) GB/T 8804.3 Determination of tensile properties of thermoplastic pipes Part 3.Polyolefin pipes (GB/T 8804.3-2003, ...... |
