Standards

QJ 2781-1995 Abolished

QJ 2781-1995 Carbon content determination and nitrogen and hydrogen content determination methods for carbon materials

Publish Date: 1995-06-27

QJ 2774.1-1995 Active

QJ 2774.1-1995 Material classification and code: Metal materials section

Publish Date: 1995-06-27

QJ 2775-1995 Active

QJ 2775-1995

Publish Date: 1995-06-27

QJ 2778-1995 Abolished

QJ 2778-1995

Publish Date: 1995-06-27

QJ 2780-1995 Active

QJ 2780-1995 Three-axis rotation table general specification

Publish Date: 1995-06-27

QJ 2438-1993 Abolished

QJ 2438-1993 Satellite packaging technical specification

Publish Date: 1993-03-02

QJ 1723-1989 Active

QJ 1723-1989 Punching and Bending Type Tensile Ring Slot Bolt Technical Specification

Publish Date: 1989-02-22

QJ 1726-1989 Active

QJ 1726-1989 Punching type tensile ring slot rivet sleeve

Publish Date: 1989-02-22

QJ 1701-1989 Active

QJ 1701-1989 Copper alloy mold casting technology specifications

Publish Date: 1989-02-22

QJ 1719-1989 Abolished

QJ 1719-1989 Printed Circuit Board solder mask and character marking technical specifications

Publish Date: 1989-02-22

QJ 1710-1989 Active

QJ 1710-1989 Electric Potentiometer Overload Sensor General Specification

Publish Date: 1989-02-22

QJ 1725-1989 Active

QJ 1725-1989 Punch rivet with 100° countersunk head and pull ring slot, nail rod

Publish Date: 1989-02-22