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GB/T 46599-2025: Steel pipe for gaseous hydrogen storage and transportation pipeline
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 46599-2025	English	1079	Add to Cart	7 days [Need to translate]	Steel pipe for gaseous hydrogen storage and transportation pipeline

GB/T 46599-2025: Steel pipe for gaseous hydrogen storage and transportation pipeline

---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.
ICS 77.140.75 CCSH48 National Standards of the People's Republic of China Steel pipes for hydrogen storage and transportation pipelines Published on 2025-10-31 Implemented on May 1, 2026 State Administration for Market Regulation The State Administration for Standardization issued a statement.

Table of contents

Preface III 1.Scope 1 2 Normative References 1 3 Terms and Definitions 4.Abbreviations 3. 5.Brand Naming Method 3 6.Order details 4 7 Manufacturing process 4 8 Technical Requirements 6 9.Test Methods 22 10 Inspection Rule 31 11 Packaging, marking, coating, certificate of quality and loading 34 Appendix A (Normative) Steel Pipe Manufacturing Process Qualification 35 Appendix B (Normative) Welding Procedure Qualification 38 Appendix C (Normative) Treatment of Surface Defects and Imperfections 39 Appendix D (Normative) Samples and specimens for mechanical and technological property tests 41 Appendix E (Normative) Evaluation Method for Banded Microstructure of Acicular Ferritic Steel Pipes 46 References 49

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents". Drafting. Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents. This document was proposed by the China Iron and Steel Association. This document is under the jurisdiction of the National Steel Standardization Technical Committee (SAC/TC183). This document was drafted by. Bohai Petroleum Equipment Manufacturing Co., Ltd., China National Petroleum Corporation; Metallurgical Industry Information and Standardization Research Institute; China National Petroleum Corporation. Engineering Construction Co., Ltd. North China Branch, Hengyang Valin Steel Pipe Co., Ltd., Zhejiang Jinzhou Pipeline Industry Co., Ltd., and Iron & Steel Research Institute have Limited Liability Company, Shougang Group Co., Ltd., Steel Research Institute Nake Testing Technology Co., Ltd., Jingjiang Special Steel Co., Ltd., Baoshan Iron & Steel Co., Ltd. The company, Southwest Branch of China Petroleum Engineering & Construction Corporation, China Petroleum Gemstone Pipeline Co., Ltd., and China Petroleum Pipeline. Scientific Research Institute Co., Ltd., National Pipeline Group Engineering Technology Innovation Co., Ltd., Sinopec Petroleum Engineering Design Co., Ltd., China National Petroleum Corporation Group Engineering Materials Research Institute Co., Ltd., Inner Mongolia Baogang Steel Union Co., Ltd., Tianjin Steel Pipe Manufacturing Co., Ltd., Shanxi Taigang Stainless Steel Steel Pipe Co., Ltd., ZTE Energy Equipment Co., Ltd., Tianjin Lianzhong Steel Pipe Co., Ltd., Taizhou Huadi Materials Technology Co., Ltd., Chengde Jianlong Special Steel Co., Ltd., Dalipu Petroleum Special Pipe Co., Ltd., Anke Engineering Technology Research Institute (Beijing) Co., Ltd., Dongfang Electric Group Tuan Dongfang Boiler Co., Ltd., Panzhihua Iron & Steel Group Xichang Steel & Vanadium Co., Ltd., Panyu Zhujiang Steel Pipe (Zhuhai) Co., Ltd., Julong Steel Pipe Co., Ltd. The company, Nanjing Julong Steel Pipe Co., Ltd., State Power Investment Corporation Science and Technology Research Institute Co., Ltd., Zhejiang Taifu Seamless Steel Pipe Co., Ltd. Zhangjiagang Shagang Jinzhou Pipeline Co., Ltd., Xi'an Xiangyang Aerospace Materials Co., Ltd., Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd. Company, Jiangsu Yinhuan Precision Steel Pipe Co., Ltd., Xi'an Special Equipment Inspection and Testing Institute, Ningbo Zhonggang Technology Co., Ltd., Dexin Steel Pipe (China) Co., Ltd. Limited Liability Company, Jiangsu Tianhuai Steel Pipe Co., Ltd., Linzhou Fengbao Pipe Industry Co., Ltd., Hebei Haiqianwei Steel Pipe Co., Ltd., Hebei Shangheng Pipeline Manufacturing Co., Ltd. Limited Liability Company, Hebei Hengtong Pipe Fittings Group Co., Ltd., and Hebei Hongyuan Special Steel Pipe Industry Group Co., Ltd. The main drafters of this document are. Chen Xiaowei, Wang Songtao, Wang Lei, Wang Qiang, Li Qi, Fu Xianqiao, He Hang, Yang Weifang, Wang Bing, Tian Peng, and Luo Jing. Yao Yong, Zhang Chuanguo, Wang Yaxi, Mao Nongzhao, Yang Die, Zhang Xiaoqiang, Wang Yingwei, Chi Qiang, Yu Zejin, Sun Yu, Cheng Yiming, Qiu Yunlong, Zhou Wenjun Wang Raoyang, Zhang Jun, Wang Kui, Wang Xiuyun, Nie Li, Huang Chu, Su Zhangzhuo, Zhao Zhiwei, Cao Huayong, Li Xin, Zhang Guozhong, Wang Xing, Li Huajun, Liu Kaisong Zhuang Zhuojun, Yang Xu, Tang Ping, Dong Xiyue, Li Fei, Li Jingmin, Li Guiliang, Liu Tao, Li Ye, Yang Baoqi, Chen Wenhao, Jia Shujun, Li Shaopo, Feng Yan Zhang Zhiyuan, Qu Xianyong, Yang Hanqing, Liu Bin, Yan Chen, Liu Zhitian, Song Weichen, Feng Hui, Zhang Xinggang, Li Yan, Kang Xitang, Zhu Weifei, Xu Longqing Wang Jueguang, Yang Zhiwen, Xie Xiaoyuan, Ren Shoubin, Huang Kejian, Zhang Lei, Zhang Zhiming, Sun Chen, Zhang Bing, Xiao Lin, Hua Yangkang, Li Debiao, Zhou Shihang Long Jinhua, Li Jianyi, Zuo Guofeng, Shi Li, Jiang Qingmei, Wang Zenghai, Chen Yan, Guo Bicheng, Li Tao, Huang Li, Zhao Bo, Wang Bin, Sun Shaoqing, Chen Jianqiu Ji Yanqing and Jia Qifeng. Steel pipes for hydrogen storage and transportation pipelines

1 Scope

This document specifies the naming method, ordering details, manufacturing process, technical requirements, testing methods, and inspection procedures for steel pipes used in hydrogen storage and transportation pipelines. Inspection rules, packaging, marking, coating, quality certificate and loading. This document applies to straight seam submerged arc welding of hydrogen for onshore storage and transportation pipelines with purity conforming to GB/T 3634.1 or GB/T 3634.2. (SAWL) steel pipes, spiral submerged arc welded (SAWH) steel pipes, high frequency welded (HFW) steel pipes, and seamless (SMLS) steel pipes (hereinafter referred to as "steel pipes") Tube").

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included. For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies. This document. GB/T 223.5 Determination of Acid-Soluble Silicon and Total Silicon Content in Iron and Steel - Reduced Molybdate Spectrophotometric Method GB/T 223.9 Determination of Aluminum Content in Iron and Steel and Alloys - Chromium Blue S Spectrophotometric Method GB/T 223.11 Determination of Chromium Content in Iron and Steel and Alloys - Visual Titration or Potentiometric Titration GB/T 223.14 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Vanadium Content by Tantalum Reagent Extraction Spectrophotometry GB/T 223.19 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Copper Content by Neo-Copper-Chloroform Extraction Spectrophotometric Method GB/T 223.23 Determination of Nickel Content in Iron and Steel and Alloys - Dimethylglyoxime Spectrophotometric Method GB/T 223.26 Determination of molybdenum content in iron and steel and their alloys - Thiocyanate spectrophotometric method GB/T 223.37 Determination of Nitrogen Content in Iron and Steel and Alloys - Distillation Separation of Indophenol Blue Spectrophotometric Method GB/T 223.40 Determination of Niobium Content in Iron and Steel and Alloys - Chlorsulfonylphenol S Spectrophotometric Method GB/T 223.59 Determination of phosphorus content in iron and steel and their alloys - Bismuth-phosphomolybdenum blue spectrophotometric method and antimony-phosphomolybdenum blue spectrophotometric method GB/T 223.63 Determination of Manganese Content in Iron and Steel and Alloys - Sodium (Potassium) Periodate Spectrophotometric Method GB/T 223.77 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Calcium Content by Flame Atomic Absorption Spectrometry GB/T 223.78 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Boron Content by Direct Spectrophotometry Using Curcumin GB/T 223.82 Determination of Hydrogen Content in Iron and Steel - Inert Gas Melting-Thermal Conductivity or Infrared Method GB/T 223.84 Determination of Titanium Content in Iron and Steel and Alloys - Diantipyrine Methane Spectrophotometric Method GB/T 223.85 Determination of sulfur content in iron and steel and their alloys by infrared absorption method after combustion in an induction furnace GB/T 223.86 Determination of total carbon content in iron and steel and their alloys by infrared absorption method after combustion in an induction furnace GB/T 228.1 Metallic materials – Tensile testing – Part 1.Test method at room temperature GB/T 229 Metallic materials Charpy impact test method GB/T 241 Hydraulic test method for metallic tubes GB/T 246 Test method for flattening of metallic tubes GB/T 2102 Acceptance, Packaging, Marking and Quality Certificate of Steel Pipes GB/T 2650 Destructive testing of welds in metallic materials - Impact test GB/T 2651 Destructive testing of welds in metallic materials - Transverse tensile test GB/T 2975 Sampling Location and Specimen Preparation for Mechanical Property Testing of Steel and Steel Products ...