GB/T 12135-2025 English PDFUS$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 12135-2025: Technological specification for inspection agency of gas cylinders Status: Valid GB/T 12135: Historical versions
Basic dataStandard ID: GB/T 12135-2025 (GB/T12135-2025)Description (Translated English): Technological specification for inspection agency of gas cylinders Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J74 Classification of International Standard: 23.020.30 Word Count Estimation: 10,139 Date of Issue: 2025-08-29 Date of Implementation: 2026-03-01 Older Standard (superseded by this standard): GB/T 12135-2016 Issuing agency(ies): State Administration for Market Regulation, National Standardization Administration GB/T 12135-2025: Technological specification for inspection agency of gas cylinders---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT12135-2025ICS 23.020.30 CCSJ74 National Standard of the People's Republic of China Replaces GB/T 12135-2016 Technical requirements for gas cylinder inspection agencies Released on August 29, 2025 Implementation on March 1, 2026 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 1 4 Management Requirements 1 5 General Resource Conditions 1 5.1 Personnel conditions 1 5.2 Site and facility conditions 2 5.3 Inspection instruments, equipment and other conditions 2 6 Special resource conditions 3 6.1 Seamless gas cylinders 3 6.2 Welding gas cylinders 3 6.3 Filament-wound gas cylinders 3 6.4 Cryogenic insulated gas cylinders 4 6.5 Gas cylinders with internal fillers (limited to acetylene gas cylinders) 4 Preface This 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 replaces GB/T 12135-2016 “Technical Requirements for Gas Cylinder Inspection Organizations”. In addition to the integration and editorial changes, the main technical changes are as follows. a) The provisions on the scope of application have been changed (see Chapter 1, Chapter 1 of the.2016 edition); b) Added relevant requirements for terms and definitions (see Chapter 3); c) The management requirements for inspection bodies have been changed (see Chapter 4, Chapter 3 of the.2016 edition); d) The requirements for the personnel conditions of the inspection body have been changed (see 5.1, 4.1 of the.2016 edition); e) The requirements for inspection sites and facilities have been changed (see 5.2, 4.2 of the.2016 edition); f) Changed the requirements for inspection instruments and equipment (see 5.3, 4.3 of the.2016 edition); g) Changed the requirements for welding gas cylinder inspection instruments, equipment and auxiliary devices (see 6.2, Appendix A, A.2 to A.4 of the.2016 edition); h) The requirements for instruments, equipment and auxiliary devices for fiber-wound gas cylinders have been changed (see 6.3, A.6 of the.2016 edition); i) The requirements for instruments, equipment and auxiliary devices for cryogenic insulated gas cylinders have been changed (see 6.4, A.7 of the.2016 edition); j) The special resource conditions for inspection bodies have been deleted (see Appendix A of the.2016 edition). 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 is proposed and coordinated by the National Technical Committee for Standardization of Gas Cylinders (SAC/TC31). This document was drafted by. Dalian Boiler and Pressure Vessel Inspection and Testing Institute Co., Ltd., China Special Equipment Testing and Research Institute, Hebei Province Special Equipment Supervision and Inspection Institute, Gansu Special Equipment Inspection and Testing Institute, Shaoxing Special Equipment Testing Institute, Shanghai Special Equipment Supervision and Inspection Technology Research Institute, Huzhou Special Equipment Testing and Research Institute, Chongqing Special Equipment Testing and Research Institute, and Shenyang Institute of Engineering. The main drafters of this document are. Han Bing, Qiu Daotai, Wang Zhongyuan, Zhao Yunfeng, Sun Jiangang, Li Cang, Yu Shaoping, Zhao Xingbo, Sun Li, Huang Yichang, Wang Hong, Li Xiang, Wang Youhong, Li Bin, and Fu Hongliang. This document was first issued in 1989, revised for the first time in.1999, revised for the second time in.2016, and this is the third revision. Technical requirements for gas cylinder inspection agencies1 ScopeThis document stipulates the management requirements, general resource conditions and special resource conditions for periodic inspection agencies of gas cylinders (hereinafter referred to as inspection agencies). This document is applicable to the production of seamless gas cylinders, welded gas cylinders, fiber-wound gas cylinders, cryogenic insulated gas cylinders and internally filled gas cylinders (limited to acetylene gas This document is also applicable to inspection bodies engaged in safety assessment and elimination of function treatment of gas cylinders. This document is not applicable to inspection organizations engaged in the inspection of large volume gas cylinders for tube trailers and tube bundle containers.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 9251 Gas cylinders hydrostatic test method GB/T 12137 Test method for gas cylinder airtightness GB/T 13005 Gas Cylinder Terminology GB/T 13076 Periodic inspection and assessment of dissolved acetylene cylinders GB/T 18443.5 Vacuum insulated cryogenic equipment performance test method Part 5.Static evaporation rate measurement GB/T 20561 Periodic inspection and evaluation of liquefied petroleum gas cylinders for motor vehicles GB/T 42626 Periodic inspection and assessment of fully wrapped fiber-wrapped compressed hydrogen cylinders for vehicles TSGZ7001 Rules for Approval of Special Equipment Inspection Institutions3 Terms and DefinitionsThe terms and definitions defined in GB/T 13005 apply to this document.4 Management requirements4.1 The inspection agency shall obtain the approval certificate issued by the special equipment safety supervision and management department before it can undertake the regular inspection of gas cylinders within the scope of the approved project. Inspection and safety assessment work. 4.2 The inspection agency shall establish a quality management system that is appropriate to the approved project in accordance with the requirements of TSGZ7001. 4.3 The inspection agency shall independently complete the inspection work it undertakes and shall not outsource the inspection work except for non-destructive testing. When damage detection needs to be outsourced, it should be carried out in accordance with the relevant provisions of TSGZ7001. 4.4 The inspection agency shall meet the general resource conditions required by this document and the special resource conditions appropriate to the approved projects it undertakes.5 General Resource Conditions5.1 Personnel requirements 5.1.1 The inspection agency should have professional technical strength to meet the needs of gas cylinder inspection and management, and the personnel conditions should meet the requirements of TSGZ7001. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 12135-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 12135-2025_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 12135-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 12135-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
