GB/T 10747-1989
Marine combination pipe flanges, slip-on steel outer flanges, butt weld-on steel inner flanges (English Version)

Standard No.

GB/T 10747-1989

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 2011-10

Replace By

GB/T 9120-2010

Latest

GB/T 9124.1-2019

GB/T 9124.2-2019

Scope

This standard specifies the product classification of marine butt welded steel ring loose sleeve steel flanges (hereinafter referred to as flanges). This standard applies to flanges with nominal pressure not greater than 4.0MPa and working temperature not greater than 400°C.

GB/T 10747-1989 history

• 2019 GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated
• 2011 GB/T 9120-2010 Loose plate steel pipe flanges with weld-neck collar and with weld ring neck
• 1989 GB/T 10747-1989 Marine combination pipe flanges, slip-on steel outer flanges, butt weld-on steel inner flanges

GB/T 10747-1989 Marine combination pipe flanges, slip-on steel outer flanges, butt weld-on steel inner flanges was changed to GB/T 9120-2010 Loose plate steel pipe flanges with weld-neck collar and with weld ring neck.