QJ 2151-1991 Active Industry standards-Aerospace

QJ 2151-1991 Printed circuit board alkaline etching technical requirements and operating procedures

Publish Date: 1991-02-05 Implement Date: 1991-12-05 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: QJ 2151-1991

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Printed circuit board

ICS Name: -

Publish Date: 1991-02-05

Implement Date: 1991-12-05

Pages: 7 pages

Development Information

Pages: 7 pages

Referenced Standards

QJ 201 QJ 519-1992 Printed circuit board testing method QJ 831-1985 Aeronautical multilayer printed circuit board technical specifications QJ 832-1985 Test Methods for Multi-layer Printed Circuit Boards for Aerospace Applications

Related Standards

DZ/T 0101.12-1994 Active

DZ/T 0101.12-1994 Geological instrument manufacturing time quota for printed circuit board

Publish Date: 1994-01-27

JJG 204-1980 Active

JJG 204-1980 Meteorological Ventilation Psychrometer

Publish Date: 1980-07-11

SC 53-1980 Active

SC 53-1980 Transfer blade hydraulic steering gear repair quality standard

Publish Date: 1981-07-01

DZ 4-1981 Replaced

DZ 4-1981

Publish Date: 1981-08-20

SC 69-1982 Active

SC 69-1982 ZSS-12 Flash-type seawater desalination production device technical specifications

Publish Date: 1982-01-20

SC 72-1982 Active

SC 72-1982 Steel Fishing Boat Builder Quality Standards and Mooring Equipment Installation Technical Requirements

Publish Date: 1982-03-30