QJ 450B-2005
Thickness series and selection principle for plating and conversion coatings of metallic parts (English Version)

Standard No.

QJ 450B-2005

Language

Chinese, Available in English version

Release Date

2005

Published By

Professional Standard - Aerospace

Replace

QJ 450A-1996

Scope

This standard specifies the thickness series and selection principles of metal plating layers for metal parts of aerospace products. This standard applies to surface protection, decoration and certain special purpose plating layers of metal parts of aerospace products. The surface plating layers of other products can also be implemented by reference.

QJ 450B-2005 Referenced Document

• GB/T 12611 Technical requirements of quality control for metal parts to be coated*， 2008-07-01 Update
• GB/T 13911 Designation for metallic coating and chemical treatment*， 2008-07-01 Update
• GB/T 5267.1 Fastener Plating*， 2023-05-23 Update
• GJB 480A Quality control requirements for metal plating and chemical covering processes
• QJ 2217 Low hydrogen embrittlement cadmium plating process specification