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GB/T 40515-2021 English PDF

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GB/T 40515-2021: Ships and marine technology - Globe valves for use in low temperature applications - Design and testing requirements
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PDF similar to GB/T 40515-2021


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Basic data

Standard ID GB/T 40515-2021 (GB/T40515-2021)
Description (Translated English) Ships and marine technology - Globe valves for use in low temperature applications - Design and testing requirements
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard U52
Word Count Estimation 18,144
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 40515-2021: Ships and marine technology - Globe valves for use in low temperature applications - Design and testing requirements


---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.
Ships and marine technology - Globe valves for use in low temperature applications - Design and testing requirements ICS 47.020.30 CCSU52 National Standards of People's Republic of China Ultra-low temperature globe valve for ships and marine technology Design and test requirements (ISO 18139.2017, IDT) 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 Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Pressure-temperature rating 3 4.1 Media type 3 4.2 Working pressure and design temperature 3 5 Structure 4 5.1 Basic structure of globe valve 4 5.2 Type and material of valve body 4 5.3 Type and material of the extended bonnet 5 5.4 Type and material of valve disc 5 5.5 Type and material of valve stem 5 5.6 Stem seal 6 5.7 Type and material of seat sealing ring 6 5.8 Types and materials of bolts and nuts 6 5.9 Requirements for driving devices and operating mechanisms 6 5.10 Surface treatment 7 5.11 Welding and heat treatment 8 6 Test and inspection 8 6.1 Material inspection 8 6.2 Non-destructive testing 8 6.3 Size 9 6.4 Appearance 9 6.5 Heat treatment 9 6.6 Operational performance test 9 6.7 Pressure test, upper seal test and tightness test 10 6.8 Fire test 10 6.9 Low temperature test 10 7 Sign 12 Appendix A (informative) Ultra-low temperature globe valve 13 Reference 14

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. The translation method used in this document is equivalent to the international standard ISO 18139.2017 ``Design and Design of Ultra-Cryogenic Globe Valves for Ships and Offshore Technology Test requirements". The Chinese documents that have consistent correspondence with the normatively cited international documents in this document are as follows. ---GB/T 12220-2015 industrial valve mark (ISO 5209.1977, MOD) This document has made the following editorial changes. --- Supplement "ASTM A105/A105M", "ASTM A216/A216M", "ASTM A312/A312M" and "ASTM A358/ "A358M" four normative references are omitted from the original standard. --- In Table 2, the "Class" column was changed to the "PN (Class)" column, and the table note was added for the convenience of our country's use. --- To ensure the rationality of the standard structure, the "6.9.4 mark" in the original text was changed to "7 mark". This document was proposed and managed by the National Marine Machinery Standardization Technical Committee (SAC/TC137). Drafting organizations of this document. China Shipbuilding Industry Comprehensive Technology and Economic Research Institute, Shuangheng Valve Group Co., Ltd., China Merchants Cruise Research Institute (Shanghai) Co., Ltd., Shanghai Hudong Shipbuilding Valve Co., Ltd., Dalian Marine Valve Co., Ltd. The main drafters of this document. Wu Yongfeng, Chen Shengtan, Jiang Yongxu, Jin Ning, Zhou Xue, Chen Xing, Guo Xin, Weng Wuxiu, Wang Shikai, Huang Xiaowei. Ultra-low temperature globe valve for ships and marine technology Design and test requirements

1 Scope

This document specifies the design, manufacturing and test requirements for marine ultra-low temperature globe valves in ultra-low temperature environments (-196℃~-50℃).

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. ISO 5209 General purpose industrial valve marking (Generalpurposeindustrialvalves-Marking) ISO 28921-1 Industrial valves cryogenic isolation valves Part 1.Design, manufacturing and product testing (Industrialvalves- Isolatingvalvesforlow-temperatureapplications-Part 1.Design,manufacturingandproductiontes- ting) ASMEB1.5 trapezoidal thread (AcmeScrewThreads) ASMEB1.8 short-tooth trapezoidal thread (StubAcmeScrewFlangedFittings) ASMEB16.5 pipe flanges and flange accessories (PipeFlangesandFlangedFittings) ASMEB16.10 valve structure size (Face-to-FaceandEnd-to-EndDimensionsofValves) ASMEB16.11 Socket-welding and threaded forged pipe fittings (ForgedFittings, Socket-WeldingandThreaded) ASMEB16.25 Butt-weldingEnds ASMEB16.34 Valves connected by flanges, threads and welding ends (Valves-Flanged, Threads, andWeldingEnd) ASMEB16.47 Large Diameter Steel Flanges (LargeDiameterSteelFlanges) ASMEB46.1 Surface characteristics (surface roughness, waviness and pattern direction) (SurfaceTexture(SurfaceRoughness, Waviness,andLay)) ASTMA105/A105M Standard Specification for Carbon Steel Forgings for Pipes (Standard Specification for CarbonSteel ForgingsforPipingApplications) ASTMA182/A182M Forged or rolled alloy steel and stainless steel pipe flanges, forged pipe fittings, valves and components (Forgedor RoledAloy-SteelPipeFlanges,ForgedFittingsandValvesandPartsforHigh-temperatureService) ASTMA194/A194M Carbon steel and alloy steel nuts for high temperature or high pressure or high temperature and high pressure bolts (CarbonandAloySteel NutsandBoltsforHigh-PressureandHigh-TemperatureService) ASTMA216/A216M Standard Specification for High Temperature Fusible Carbon Steel Castings (Standard Specification for Steel Castings CarbonSuitableforFusionWelding,forHigh-TemperatureService) ASTMA312/A312M seamless, welded and heavily cold-worked austenitic stainless steel pipe (StandardSpecificationfor Seamless, Welded, andHeavilyColdWorkedAusteniticStainlessSteelPipes) ASTMA320/A320M alloy steel and stainless steel bolt material for low temperature (Aloys-SteelBoltingmaterialforLow- Temperatureservice) ASTMA350/A350M Carbon steel and low alloy steel forgings (Forgings, Carbon andLow-AloySteel,RequiringNotchToughnessTestingforPipingComponents)

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