QJ 20041-2011 (English Version) PDF

Scope: This specification specifies the technical requirements, quality assurance regulations and delivery preparations for keyed studs (hereinafter referred to as studs). This specification applies to the manufacturing, inspection and acceptance of GH4169, GH2132 and 14Crl7Ni2 (lCrl7Ni2) studs.

QJ 20041-2011 Referenced Document

GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 1220-2007 Stainless steel bars
GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 196 General purpose metric screw threads--Basic dimensions
GB/T 197 General purpose metric screw threads—Tolerances*， 2018-03-15 Update
GB/T 3-1997 Run-outs, undercuts and chamfers for general purpose metric screw threads
GB/T 4232-1993 Stainless steel wires for cold heading and cold forging
GB/T 4240-1993 Stainless steel wires
GJB 179A-1996 Counting sampling inspection procedures and tables
GJB 2294-1995 Specification for stainless steel and heat-resistant steel rods for aerospace use
GJB 2611A-2006 Specification for cold drawn bars of heat-resisting superalloy for aviation
GJB 3.1A-2003
GJB 3.2A-2003
GJB 52-1985 MJ thread head and tail
GJB 713-1989 Requirement for basic medical equipment of naval ambulance planes
GJB 715.2 Fastener test methods hardness
GJB 715.23A-2008 Fastener test methods tensile strength
GJB 715.26A-2008 Fastener test methods.Double shear test