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Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 32468-2025: Copper clad aluminum plates, sheets, strips and foils Status: Valid GB/T 32468: Historical versions
Basic dataStandard ID: GB/T 32468-2025 (GB/T32468-2025)Description (Translated English): Copper clad aluminum plates, sheets, strips and foils Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H62 Classification of International Standard: 77.150.30 Word Count Estimation: 30,317 Date of Issue: 2025-03-28 Date of Implementation: 2025-10-01 Older Standard (superseded by this standard): GB/T 32468-2015 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 32468-2025: Copper clad aluminum plates, sheets, strips and foils---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.GB/T 32468-2025 English version. Copper clad aluminum plates, sheets, strips and foils ICS 77.150.30 CCSH62 National Standard of the People's Republic of China Replaces GB/T 32468-2015 Copper aluminum composite plate foil Released on 2025-03-28 2025-10-01 Implementation State Administration for Market Regulation The National Standardization Administration issued ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 32468-2015 "Copper-aluminum composite plate and strip". Compared with GB/T 32468-2015, except for structural adjustments and editing In addition to the changes in performance, the main technical changes are as follows. a) Added product transition structure type (see 4.1); b) The product brand, category, state, copper cladding thickness ratio and specifications have been changed (see 4.1.2, 4.1.2 of the.2015 edition); c) Changed the allowable deviation of copper cladding thickness ratio >20%~30% (see 5.2.1, 4.3.1 of the.2015 edition); d) Added the allowable deviation of copper cladding thickness ratio of >30%~50% (see 5.2.1); e) The allowable deviation of copper-aluminum composite plate foil thickness has been changed (see 5.2.2, 4.3.2 of the.2015 edition); f) The allowable deviation of copper-aluminum composite plate strip foil width has been changed (see 5.2.3, 4.3.3 of the.2015 edition); g) The length of the copper-aluminum composite plate and its allowable deviation have been changed (see 5.2.4, 4.3.4 of the.2015 edition); h) The flatness of the copper-aluminum composite panel has been changed (see 5.2.6, 4.3.6 of the.2015 edition); i) The side curvature of the copper-aluminum composite strip has been changed (see 5.2.7, 4.3.7 of the.2015 edition); j) The mechanical properties of copper-aluminum composite plates, strips and foils have been changed (see 5.3, 4.4.1 and 4.4.2 of the.2015 edition); k) The thickness range of the bending test has been changed (see 5.4, 4.5 of the.2015 edition); l) The peel strength requirements have been changed (see 5.5.1, 4.6 of the.2015 edition); m) Added requirements for intermetallic compounds (see 5.5.2); n) Added shear strength test requirements (see 5.5.3); o) Added peel strength requirements in thermal stability (see 5.6); p) Added resistivity test requirements (see 5.7); q) Added folding endurance test requirements (see 5.8); r) Added the surface quality requirements of copper-aluminum composite foil (see 5.9); s) Added component test requirements when copper-aluminum composite foil cannot be separated (see 6.1); t) The copper cladding thickness ratio test method has been changed (see 6.2.1, 5.3 of the.2015 edition); u) Added the thickness test method for copper-aluminum composite foil with a thickness less than 0.100 mm (see 6.2.2.2); v) Added the tensile test method for copper-aluminum composite foil with a thickness of less than 0.100 mm (see 6.3.2); w) The test method for peel strength has been changed (see 6.5.1, 5.6 of the.2015 edition); x) Added the test method for the bonding strength of intermetallic compounds (see 6.5.2); y) Added the test method for shear strength (see 6.5.3); z) Added the test method for peel strength in thermal stability (see 6.6); aa) Added the test method for resistivity (see 6.7); bb) Added the test method for folding endurance (see 6.8). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by China Nonferrous Metals Industry Association. This document is under the jurisdiction of the National Technical Committee on Standardization of Nonferrous Metals (SAC/TC243). This document was drafted by. Luoyang Tongyi Metal Materials Development Co., Ltd., China Aluminum Luoyang Copper Processing Co., Ltd., Henan University of Science and Technology, Zhuhai Han Sheng Technology Co., Ltd. and Jiangxi Ganfeng Lithium Battery Technology Co., Ltd. The main drafters of this document are. Wang Xiang, Fan Guodong, Xie Jingpei, Li Meng, Zhao Jing, Mao Zhiping, Wang Yuanyuan, Wang Aiqin, Wang Wenyan, Wan Jian, Tang Xiaowei, Wei Xiaolan, Hu Qingfeng, Zhang Mengyu, Ma Douqin, Liu Pei, Wang Jian, Liang Tingting. This document was first published in.2015 as GB/T 32468-2015 and this is the first revision. Copper aluminum composite plate foil1 ScopeThis document specifies the classification and marking, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, etc. of copper-aluminum composite plates, strips and foils. Storage and accompanying documents and order form contents. This document is applicable to copper-aluminum composite plates, strips and foils used in the power, communications, electronics, construction, thermal conductivity and other industries.2 Normative referencesThe contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the latest version (including all amendments) applies to this document. This document. GB/T 228.1-2021 Tensile test of metallic materials Part 1.Room temperature test method GB/T 232 Bend test method for metallic materials GB/T 351 Measurement method of resistivity of metallic materials GB/T 1423 Test method for density of precious metals and their alloys GB/T 2423.22 Environmental testing Part 2.Test method Test N. Temperature change GB/T 3190 Chemical composition of wrought aluminum and aluminum alloys GB/T 4340.1 Vickers hardness test for metallic materials Part 1.Test method GB/T 5121 (all parts) Chemical analysis methods for copper and copper alloys GB/T 5231 Grades and chemical compositions of processed copper and copper alloys GB/T 6462 Metal and oxide coating thickness measurement microscope method GB/T 7999 Photoelectric direct reading emission spectroscopy analysis method for aluminum and aluminum alloys GB/T 8165-2008 Stainless steel composite steel plate and strip GB/T 8170 Rules for rounding off values and expression and determination of limit values GB/T 8888 Packaging, marking, transportation, storage and quality certification of heavy non-ferrous metal processing products GB/T 13298-2015 Metal microstructure inspection methods GB/T 16865-2023 Specimens and methods for tensile testing of deformed aluminum, magnesium and their alloy products GB/T 20975 (all parts) Chemical analysis methods for aluminum and aluminum alloys GB/T 22638.1-2016 Test methods for aluminium foil Part 1.Determination of thickness GB/T 26303.3 Dimensional testing methods for copper and copper alloy processed materials Part 3.Plate and strip materials GB/T 31563 Metal coating thickness measurement scanning electron microscope method YS/T 482 Analysis of copper and copper alloys Spark discharge atomic emission spectrometry3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Aluminum and aluminum alloy are used as the base layer, and copper and copper alloy strips with a certain thickness are continuously laminated on one or both sides through rolling or other processing methods. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 32468-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 32468-2025_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 32468-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 32468-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
