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GB/T 3488.3-2021
Hardmetals—Metallographic determination of microstructure—Part 3: Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals
硬质合金 显微组织的金相测定 第3部分:Ti(C,N)和WC立方碳化物基硬质合金显微组织的金相测定 - 中英文版
GB/T 3488.2-2018
Hardmetals—Metallographic determination of microstructure—Part 2:Measurement of WC grain size
硬质合金 显微组织的金相测定 第2部分:WC晶粒尺寸的测量 - 中英文版
GB/T 3489-2015
Hardmetals—Metallographic determination of porosity and uncombined carbon
硬质合金 孔隙度和非化合碳的金相测定 - 中英文版

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