GB/T 2506-1989
Marine steel pipe flanges, fillel weld-on (English Version)

Standard No.

GB/T 2506-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

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

Status

Be replaced 2005-11

Replace By

GB/T 2506-2005

Latest

GB/T 9124.1-2019

GB/T 9124.2-2019

Scope

This standard specifies the product classification of ship lap welded steel flanges (hereinafter referred to as flanges). This standard applies to flanges with nominal pressure not greater than 1.6MPa and working temperature not greater than 300°C.

GB/T 2506-1989 history

• 2019 GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated
• 2011 GB/T 9119-2010 Slip-on-welding plate steel pipe flanges
• 2005 GB/T 2506-2005 Marine steel pipe flanges of fillet weld-on
• 1989 GB/T 2506-1989 Marine steel pipe flanges, fillel weld-on