GB/T 37568-2019: Translated English of Chinese Standard. (GBT 37568-2019, GB/T37568-2019, GBT37568-2019): Tin-Plated Copper and Copper Alloy Strip
https://www.chinesestandard.net, 2019 M11 2 - 24 pages
This Standard specifies the terms and definitions, technical requirements, test methods, inspection rules, marking, package, transportation, storage, quality certificate and ordering form (or contract) contents for tin-plated copper and copper alloy strip. This Standard is applicable to the tin-plated copper and copper alloy strip for manufacturing the high-end automotive connectors and precision electronic industrial devices.
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Marking Package Transportation Storage and Quality Certificate
Appendix A Normative Test Method for Weldability of TinPlated Copper and Copper Alloy Strip VerticalDip Method
Copper and Copper Alloy Strip XRay Method
alkenone allowable deviation Appendix arbitration aThe sum base metal batch by batch break A50mm carried Chemical composition Chemical composition mass cold processing Compositions for Designation Continued Table copper alloy strip Copper and Copper Designation elastic H08 Electrical properties Example Figure flux follows form or contract Fracture after break greater hard H04 hardness test HDSn hot-dip tinning strip indicated Inspect batch Inspection items least less Mechanical properties metal of tin negotiation ordering form plating layer thickness preparation Processing waste heat proposed provisions of GB/T provisions of Table purchaser purchaser requires quality certificate reflow electro-tinning strip removed roll sampling selecting Side curvature Soft annealing O60 specially-hard H06 specification specimen speed strip GB/T strip shall conform supplier Surface quality Table 11 tensile test Test Methods Thickness of tin Thickness Range tin plating layer tin plating strip tin-plated copper treatment uniform Unit unqualified waste heat quenching weldability of tin-plated weldability test YS/T