GB/T 33143-2022 (English Version) PDF

Scope: This document specifies the classification, technical requirements, test methods, product qualification, process control, inspection rules and signs, packaging, transportation, storage, and quality certificates and purchase orders (or contracts) of aluminum and aluminum alloy foils for lithium-ion batteries. and so on. This document is applicable to aluminum and aluminum alloy foils (hereinafter referred to as "aluminum foil") for current collectors of lithium-ion batteries.

GB/T 33143-2022 Referenced Document

GB/T 16865 Specimens and methods for tensile testing of deformed aluminum, magnesium and their alloy processed products*， 2023-08-06 Update
GB/T 17432 Methods for sampling for analyzing the chemical composition of wrought aluminum and aluminum alloys
GB/T 22638.1 Test methods for aluminium and aluminium alloy foils—Part 1: Determination of thickness
GB/T 22638.10 Test methods for aluminium and aluminium alloy foils—Part 10：Determination of mass per unit area (surface density) of coatings
GB/T 22638.2 Test methods for aluminium and aluminium alloy foils—Part 2: Determination of pinhole
GB/T 22638.4 Test methods for aluminium and aluminium alloy foils—Part 4：Determination of surface wetting tension
GB/T 24533-2019 Graphite negative electrode materials for lithium ion battery
GB/T 26492.4 Defects for wrought aluminium and aluminium alloys ingots and products.Part 4:Defects for foils
GB/T 3190 Chemical composition of wrought aluminium and aluminium alloys
GB/T 3199 Wrought aluminium and aluminium alloy products Packing, marking, transporting and storing
GB/T 7999 Optical emission spectrometric analysis method of aluminum and aluminum alloys
GB/T 8005.1 Aluminium and aluminium alloy terms and definitions—Part 1：Product and method of processing and treatment
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

2022 GB/T 33143-2022 Aluminium and aluminium alloy foils for lithium ion batteries
2016 GB/T 33143-2016 Aluminium and aluminium alloy foil for lithium ion batteries