GB/T 12716-2011: Translated English of Chinese Standard. (GBT 12716-2011, GB/T12716-2011, GBT12716-2011): Pipe Threads with the Thread Angle of 60 Degrees Where Pressure-Tight Joints are Made on Threads

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https://www.chinesestandard.net, 2018 M01 8 - 21 pages
This Standard specifies the thread form, basic size, tolerance, marking and gauge of pipe thread (NPT and NPSC) with sealed thread pair and thread form angle of 60-degree. This Standard is applicable to sealed thread connection for pipe, valve, pipe joint, cock, and other pipe fittings.
 

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Contents

Foreword
3
Scope
5
Thread Form
6
Thread Type and Conjunction
8
Basic Size and Tolerance of Cylinder Pipe Thread NPT
9
Basic Size and Tolerance of Cylinder Female Thread NPSC
11
Effective Thread Length
12
Chamfer and Theoretical Position of Datum Plane
13
Marking
14
Thread Inspection
15
Appendix A Informative Thread Working Gauge
16

Common terms and phrases

About the author (2018)

https://www.chinesestandard.net specializes in providing translation services of all Chinese Standards.

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