GB/T 34530.1-2017: Valve for cryogenic insulated cylinder - Part 1: Pressure regulating valve

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Scope

This part of GB/T 34530 specifies the terms and definitions, basic types,
technical requirements, test methods, inspection rules, marking, packaging,
transportation, storage, product certificate, batch inspection quality certificate
of pressure regulating valves for cryogenic insulated cylinders (hereinafter
referred to as “valves”).
This part applies to the pressure regulating valve for gas cylinders which contain
mediums such as liquid oxygen, liquid nitrogen, liquid argon, liquefied natural
gas, carbon dioxide, nitrous oxide, have a nominal working pressure of not more
than 3.5 MPa, the design temperature of -196 °C ~ +85 °C, the ambient
temperature of -40 °C ~ +60 °C, the pressure regulating range of 0.2 MPa ~ 3.5
MPa.

Basic Data

Standard ID	GB/T 34530.1-2017 (GB/T34530.1-2017)
Description (Translated English)	Valve for cryogenic insulated cylinder - Part 1: Pressure regulating valve
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J74
Classification of International Standard	23.020.30
Word Count Estimation	17,125
Date of Issue	2017-12-29
Date of Implementation	2018-07-01
Quoted Standard	GB/T 228.1; GB/T 4423; GB/T 5231; GB/T 12716; GB/T 13005; JB/T 6896-2007; YS/T 482; GB/T 15382
Regulation (derived from)	National Standards Announcement No. 32 of 2017
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the terms and definitions, basic types, technical requirements, test methods, inspection rules, markings, packaging, transportation, storage, and product certification for the cryogenic insulated cylinder pressure regulator (hereinafter referred to as "valve"). Product batch inspection quality certificate. This standard applies to nominal working pressure is not more than 3.5 MPa, design temperature is -196 ��C ~ +85 ��C, ambient temperature is -40 ��C ~ +60 ��C, pressure regulation range is 0.2 MPa ~ 3.5 MPa, medium is liquid oxygen, liquid Nitrogen, liquid argon, liquefied natural gas, carbon dioxide, nitrous oxide and other cylinders use pressure regulators.