GB/T 46762-2025 Active National standards

GB/T 46762-2025 Corrosion test methods of rare earth permanent magnet protective layers

GB/T 46762-2025 Corrosion test methods of rare earth permanent magnet protective layers

Publish Date: 2025-12-02 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 44.00

Out of stock

Basic Information

Standard Code: GB/T 46762-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for rare metals and their alloys

ICS Name: Other non-ferrous metals and their alloys

Publish Date: 2025-12-02

Implement Date: 2026-07-01

Pages: 20 pages

Scope

This document describes the test methods for the corrosion resistance of rare earth permanent magnets' protective layers in ordinary salt spray corrosion tests, composite salt spray corrosion tests, and artificial sweat corrosion tests.
This document is applicable to the corrosion resistance testing of various protective layers on the surface of rare earth permanent magnets, including metal coatings, alloy coatings, organic coatings, various composite coatings, and conversion film layers such as phosphating and zirconating.

Development Information

Word Count: 23 Thousand words Pages: 20 pages

Referenced Standards

GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10593.2-1990 Method of the measuring environmental parameters for electric and electronic products—Salt mist GB/T 10593.2-2012 Method of the measuring environmental parameters for electric and electronic products—Part 2:Salt mist GB/T 10593.2-2023 Method of the measuring environmental parameters for electric and electronic products—Part 2:Salt mist GB/T 12967.3-1991 Anodizing of aluminium and aluminium alloys—Copper accelerated acetic acid salt spray test for anodic oxide coatings (CASS test) GB/T 12967.3-2008 Test methods for anodic oxidation coatings of aluminium and aluminium alloys—Part 3:Copper accelerated acetic acid salt spray test(CASS test) GB/T 12967.3-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 3:Salt spray test QB/T 3814

Related Standards

GB/T 13840-1992 Abolished

GB/T 13840-1992 Wafer carriers

Publish Date: 1992-12-28

GB/T 15677-1995 Replaced

GB/T 15677-1995 Lanthanum metal

Publish Date: 1995-08-11

GB/T 3136-1995 abolished_transferred

GB/T 3136-1995 Tantalum powders

Publish Date: 1995-10-17

GB/T 3463-1995 Abolished

GB/T 3463-1995 Tantalum wires

Publish Date: 1995-10-17

GB/T 3628-1995 Replaced

GB/T 3628-1995 Tantalum and tantalum alloy foils

Publish Date: 1995-10-17

GB/T 16476-1996 Replaced

GB/T 16476-1996 Scandium metal

Publish Date: 1996-07-09