GB/T 7998-2023 Active National standards

GB/T 7998-2023 Method for evaluating the susceptibility to intergranular corrosion of aluminum alloys

Publish Date: 2023-05-23 Implement Date: 2023-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7998-2023

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \nTest methods for the chemical properties of metals

ICS Name: Chemical analysis of metal materials

Publish Date: 2023-05-23

Implement Date: 2023-12-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国有色金属标准化技术委员会(SAC/TC 243)

Pages: 18 pages

Scope

本文件描述了铝合金产品晶间腐蚀敏感性的评价方法。
本文件适用于2×××系、5×××系、6×××系、7×××系铝合金产品晶间腐蚀敏感性的测定。

Development Information

Drafting Units:

东北轻合金有限责任公司、广东省科学院工业分析检测中心、西南铝业(集团)有限责任公司、有色金属技术经济研究院有限责任公司、国标(北京)检验认证有限公司、中南大学、有研工程技术研究院有限公司、广西南南铝加工有限公司、山东南山铝业股份有限公司、辽宁忠旺集团有限公司、西北铝业有限责任公司

Drafting Persons:

侯绎、王美琪、周仁良、谷柳、刘英坤、冯京、李丹、张臻、闫丽珍、胡天龙、宋文城、白晓霞、郑许、刘迪、贺文秀、马小前

Word Count: 37 Thousand words Pages: 18 pages

Replace the following standards

GB/T 7998-2005 Test method for intergranular corrosion of aluminium alloy GB/T 26491-2011 Determination of intergranular corrosion of 5XXX series aluminum alloys by mass loss

Referenced Standards

GB/T 6684-2002 Chemical reagent—Hydrogen peroxide 30% GB/T 3246.1-2000 Wrought aluminium and aluminium alloys products inspection method for microstructure GB/T 3246.1-2012 Inspection method for structure of wrought aluminum and aluminum alloy products—Part 1:Inspection method for microstructure GB/T 3246.1-2024 Inspection method for structure of wrought aluminium and aluminium alloy products—Part 1:Inspection method for microstructure GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values JJG(教委) 012-1996 Verification regulation for metallographic microscope

Related Standards

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GB/T 3249-1982 Replaced

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GB/T 3488-1983 Hardmetals—metallographic determination of microstructure

Publish Date: 1983-02-21

GB/T 3489-1983 Replaced

GB/T 3489-1983 Hardmetals—Metallographic determination of porosity and uncombined carbon

Publish Date: 1983-02-21

GB/T 3651-1983 Replaced

GB/T 3651-1983 Measuring method for thermal conductivity of metal at high temperature

Publish Date: 1983-05-02

GB/T 4059-1983 Replaced

GB/T 4059-1983 Polycrystalline silicon—Examination method—Zone-melting on phosphorus under controlled atmosphere

Publish Date: 1983-12-20