Standard No.:	GB/T 3131-2001
English Name:	Tin-lead solder
Chinese Name:	锡铅钎料
Chinese Classification:	H62    Heavy metals and their alloys
Professional Classification:	GB    National Standard
ICS Classification:	25.160.50 25.160.50    Brazing and soldering 25.160.50
Issued by:	chinania
Issued on:	2001-5-2
Implemented on:	2001-1-1
Status:	abolished
Superseded by:	GB/T 3131-2020 Tin-lead solder
Superseded on:	2021-8-1
Abolished on:	2021-08-01
Superseding:	GB/T 3131-1988 Tin-lead solder
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	180.0
Delivery:	via email in 1 business day

Tin-lead solder 1 Scope This standard specifies the requirements, test methods, inspection rules as well as marking, packaging, transportation and storage of tin-lead solder. It is applicable to tin-lead solder for manufacturing and welding telecommunication equipment, electrical appliances, power instruments, meters and other machinery manufactured by pressure processing method. 2 Normative references The following standards contain provisions which, through reference in this standard, constitute provisions of this standard. At the time of publication, all the editions listed are valid. All standards are subject to revision, and all parties using this standard are encouraged to investigate the possibility of applying the latest editions of the following standards. GB/T 6208-1995 Filler metal for soft soldering and brazing - Designation GB/T 8145-1985 Gum rosin GB/T 10574-1989 Methods for chemical analysis of tin-lead solders GB/T 14020-1992 Hydrogenated rosin GB/T 15829.2-1995 Soldering fluxes - Resin basis fluxes 3 Requirements 3.1 Product classification

Forward i 1 Scope 2 Normative references 3 Requirements 4 Test method 5 Inspection rules 6 Marking, packaging, transportation and storage 7 Contents of order (contract) Annex A (Normative) Determination method of flux content Annex B (Informative) Physical properties of tin-lead solder