GB 8335-2011: [GB/T 8335-2011] Special threads for gas cylinders

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Scope

This Standard specifies the terms, symbols, basic profile and size of taper
threads and cylindrical pipe threads for gas cylinders.
This Standard applies to the taper thread for connection of the opening of the
gas cylinder to the cylinder valve, and the cylindrical pipe thread (hereinafter
referred to as the cylindrical thread) for connection of the valve protection cap
to the neck ring.
The taper thread for connection of fusible plug of the gas cylinder with safety
device to plug seat can also refer to this Standard.

Basic Data

Standard ID	GB 8335-2011 (GB8335-2011)
Description (Translated English)	[GB/T 8335-2011] Special threads for gas cylinders
Sector / Industry	National Standard
Classification of Chinese Standard	J74
Classification of International Standard	23.020.30
Word Count Estimation	10,112
Date of Issue	2011-12-30
Date of Implementation	2012-12-01
Older Standard (superseded by this standard)	GB 8335-1998
Quoted Standard	GB/T 192; GB/T 196; GB/T 197; GB/T 3505; GB/T 13005
Adopted Standard	ISO 11363-1-2010, NEQ
Regulation (derived from)	Announcement of Newly Approved National Standards No. 23 of 2011
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 Chinese standard specifies the cylinder with conical thread and cylindrical pipe thread terminology, symbols, basic tooth type and size. This standard applies to cylinders bottle conical threaded connection of valves, bottle caps and collars attached cylindrical pipe thread. With safety device fusible plug cylinder connected with taper thread plug seat can also refer to the standard used.