GB/T 40067-2021
Microstructure and defect determination of tungsten carbide powder

Standard No.

GB/T 40067-2021

Language

Chinese

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 40067-2021

Scope

This document specifies the scanning electron microscope inspection method for microstructure observation and defect analysis of tungsten carbide powder. This document is applicable to the scanning electron microscope inspection of the microstructure and defects of tungsten carbide powder with a particle size of 0.1μm~0.5μm.

GB/T 40067-2021 history

• 2021 GB/T 40067-2021 Microstructure and defect determination of tungsten carbide powder