Standard No.:	GB/T 13322-1991
English Name:	Metal coating－Cd-Ti plating of low hydrogan embrittlement
Chinese Name:	金属覆盖层 低氢脆镉钛电镀层
Professional Classification:	GB    National Standard
Source Content Issued by:	CSBTS
Issued on:	1991-1-2
Implemented on:	1992-10-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	120.0
Delivery:	via email in 1 business day

Metal coating Cd-Ti plating of low hydrogen embrittlement 1 Subject content and applicable scope This standard specifies the quality inspection requirements, inspection methods and pre-plating inspection requirements for Cd-Ti plating of low hydrogen embrittlement of high strength steel parts. This standard is applicable to the quality inspection before and after application of Cd-Ti plating of low hydrogen embrittlement of high strength steel parts. 2 Normative references GB 1238 Designation symbols for metal coatings and chemical treatments GB 3138 Common terminology of electroplating GB 4677.6 Test methods for thickness of metal and oxide coating by microscopical examination of cross-section GB 4955 Metallic coatings - Measurement of coating thickness - Coulometric method by anodic dissolution GB 4956 Non-magnetic coatings on magnetic substrates - Measurement of coating thickness - Magnetic method GB 5270 Metallic coatings on metallic substrates; Electrodeposited and chemically deposited coatings; Review of methods available for testing adhesion GB 6458 Metallic coatings - Neutral salt spray test (NSS test) GB 6463 Metallic and other non-organic coatings; Review of methods of measurement of thickness GB 9791 Chromate conversion coatings on zinc and cadmium - Test methods GB 12609 Electrodeposited metallic coatings and related finishes-Sampling procedures for inspection by attributes GJB 594 Selection principle and thickness series for metallic and chemical coatings 3 Definitions 3.1 high strength steel steel with tensile strength greater than or equal to 1,240MPa (127kgf/mm2) after heat treatment in this standard 3.2 main surface specified surface of parts before and after plating, on which, the plating plays a major role in the appearance and service performance of parts 3.3 minimum local thickness minimum local thickness measured on the main surface 4 Information 4.1 Essential information The purchaser shall provide the following information to the supplier:

1 Subject content and applicable scope 2 Normative references 3 Definitions 4 Information 5 Plating marking 6 Acceptance requirements for parts before plating 7 Quality inspection requirements for plating 8 Hydrogen embrittlement performance requirements for plating materials 9 Sampling 10 Test methods Annex A (Supplement) Analysis method of titanium in Cd-Ti plating Annex B (Supplement) Processing method of notched permanent specimens Annex C (Reference) Hydrogen gauge test method Additional explanation