GJB 509-1988
Heat treatment process quality control specifications (English Version)

Standard No.

GJB 509-1988

Language

Chinese, Available in English version

Release Date

1988

Published By

Military Standard of the People's Republic of China-General Armament Department

Status

Be replaced 1996-06

Replace By

GJB 509A-1995

Latest

GJB 509B-2008

GJB 509-1988 history

• 2008 GJB 509B-2008 Quality control for heat treatment process
• 1995 GJB 509A-1995 Heat treatment process quality control requirements
• 1988 GJB 509-1988 Heat treatment process quality control specifications