GB/T 3879-1983
Replaced
GB/T 3488.3-2021
Active
National standards
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
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
Basic Information
Standard Code:
GB/T 3488.3-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analytical methods for powder metallurgy
ICS Name:
Powder metallurgy
Publish Date:
2021-03-09
Implement Date:
2021-10-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国有色金属标准化技术委员会(SAC/TC 243)
Pages:
22 pages
Scope
本文件规定了使用光学或电子显微镜来测定Ti(C,N）基硬质合金和包含其他立方碳化物相的WC/Co类硬质合金显微结构的金相测定方法。
本文件适用于烧结后的硬质合金（烧结碳化物硬质合金或金属陶瓷），此种合金的主要硬质相为无机碳化物和氮化物。本文件也适用于使用截线法测定相尺寸和分布的测试。
Development Information
Drafting Units:
厦门金鹭特种合金有限公司、崇义章源钨业股份有限公司、株洲硬质合金集团有限公司、广东省科学院材料与加工研究所、广东省科学院工业分析检测中心、株洲欧科亿数控精密刀具股份有限公司、国家钨与稀土产品质量监督检验中心、蓬莱市超硬复合材料有限公司
Drafting Persons:
樊智锐、邹建平、孙晓昱、林小璇、江传燕、廖诗兰、梁鸿、刘铁梅、徐静、谭立新、伍超群、刘英坤、李亚军、余音宏、刘钢、孙浩斌
Referenced Standards
Adopt standards
ISO 4499-3:2016
Related Standards
GB/T 4309-1984
Replaced
GB/T 4309-1984 Classification and designation for powder metallurgy materials
GB/T 5124.1-1985
Replaced
GB/T 5124.1-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of total carbon content
GB/T 5124.2-1985
Replaced
GB/T 5124.2-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of free(insoluble) carbon content
GB/T 5124.3-1985
Replaced
GB/T 5124.3-1985 Methods for chemical analysis of hardmetals—The potentiometric method for the determination of cobalt content
GB/T 5124.4-1985
Replaced