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

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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

Pages: 18 pages

Scope

This document describes the evaluation method for the intergranular corrosion sensitivity of aluminum alloy products.
This document is applicable to the determination of the intergranular corrosion sensitivity of aluminum alloy products in the 2XXX series, 5XXX series, 6XXX series, and 7XXX series.

Development Information

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

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