GB/T 33824-2017: Translated English of Chinese Standard (GBT 33824-2017, GB/T33824-2017, GBT33824-2017): Aluminum and aluminum alloys plates, sheets and strips for cans and caps of new energy power batteries
https://www.chinesestandard.net, 1 oct. 2016 - 21 pages
This Standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage and quality certificate and order (or contract) content of aluminum and aluminum alloys plates, sheets and strips for cans and caps of new energy power batteries.
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Marking packaging transportation storage and quality certificate
Order or contract content
Annex A normative Evaluation method for laser welding property
Annex B informative Laser welding test procedure
abnormal weld pools allowed to inspect aluminum alloys plates aluminum and aluminum appearance quality batch furnace batch of products butt welding carry out re-test chemical composition Cupping value delivery the qualified demand party requires determined by negotiation determined qualified dimension deviation dimension specification double the number Earing rate end surface Figure A.1 furnace batch Guangdong inspect piece Laser beam Weld laser welding property least 3 pieces mass fraction normal weld pool number of samples occurrence rate order or contract parties and indicated piece roll plates/sheets products are determined products shall comply prohibited substances properties at room provisions of GB/T provisions of Table qualified products quality certificate rate of abnormal re-sampling for inspection roll or furnace room temperature samples is unqualified sheets and strips solid-state laser square wave supply and demand supply party surface of butt Suzhou tensile mechanical properties test method total number unqualified samples weld width Wrought aluminium