GB/T 3249-2022 Active National standards

GB/T 3249-2022 Test method for Fisher number of metal powders and related compounds

Publish Date: 2022-03-09 Implement Date: 2022-10-01 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 3249-2022

Standard Type: National standards

Standard Status: Active

is_force_gb: no

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

ICS Name: Powder metallurgy

Publish Date: 2022-03-09

Implement Date: 2022-10-01

Pages: 9 pages

Scope

This document specifies the method for determining the Fe size of powders of metals and their compounds.
This document is applicable to the determination of the Fe size of powders of metals and their compounds (carbides, nitrides, and oxides, etc.) with a particle size of 0.5μm to 50μm.
This document is not applicable to powders with poor axial symmetry and irregular shapes (such as flaky and fibrous shapes, etc.), nor to mixtures of different powders and powders containing binders or lubricants. If it is necessary to use them, the parties concerned should consult and use them after reaching an agreement.