Military Standard of the People's Republic of China-General Armament Department
Latest
GJB 5725-2006
Scope
This specification stipulates the requirements, quality assurance regulations and delivery preparations of HR-1 and HR-2 hydrogen-resistant steel small-diameter conduits. This specification applies to the production, ordering and acceptance of HR-1 and HR-2 hydrogen-resistant steel small-diameter conduits (hereinafter referred to as conduits).
GJB 5725-2006 Referenced Document
GB/T 2102 Acceptance, packaging, marking and quality certification for steel tubular products*, 2022-10-14 Update
GB/T 228-2002 Metallic materials--Tensile testing at ambient temperature