Military Standard of the People's Republic of China-General Armament Department
Latest
GJB 7786-2012
Scope
This specification stipulates the requirements for high strength, high toughness and weldable 980 steel plates, quality assurance regulations and delivery preparations, etc. This specification is applicable to 980 steel plates with a thickness of 16mm~80mm and produced by die-casting process for submarines.
GJB 7786-2012 history
2012GJB 7786-2012 Specification for 980 steel plates for submarine construction