GB/T 9122-2010
Loose plate steel pipe flanges with lapped pipe end and pressed collar with long neck (English Version)

Standard No.

GB/T 9122-2010

Language

Chinese, Available in English version

Release Date

2011

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2019-12

Replace By

GB/T 9124.1-2019

GB/T 9124.2-2019

Latest

GB/T 9124.1-2019

GB/T 9124.2-2019

Replace

GB/T 9122-2000

Scope

This standard specifies the type, size, technical requirements and marks of flanged ring-plate loose sleeve steel pipe flanges whose nominal pressure is marked with PN. This standard is applicable to the pipe end flanged plate loose sleeve steel pipe flange, flanged short section plate loose sleeve steel pipe flange and long neck flanged short section plate loose sleeve steel pipe with nominal pressure PN2.5~PN16 flange.

GB/T 9122-2010 Referenced Document

• GB/T 9112 Types and parameters for steel pipe flanges
• GB/T 9124 Specifications for steel pipe flanges*， 2011-10-01 Update

GB/T 9122-2010 history

• 2019 GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated
• 2011 GB/T 9122-2010 Loose plate steel pipe flanges with lapped pipe end and pressed collar with long neck
• 2000 GB/T 9122-2000 Loose plate steel pipe flanges with lapped end

GB/T 9122-2010 Loose plate steel pipe flanges with lapped pipe end and pressed collar with long neck was changed to GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated.