ICS77.160
CCSH72
中华人民共和国国家标准
GB/T10421—2025
代替GB/T10421—2002
烧结金属摩擦材料密度的测定
Sinteredmetalfrictionmaterials—Determinationofdensity
2025?06?30发布2026?01?01实施
国家市场监督管理总局
发布
国家标准化管理委员会
GB/T10421—2025
目次
前言··························································································································Ⅲ
1范围·······················································································································1
2规范性引用文件········································································································1
3术语和定义··············································································································1
4原理·······················································································································1
5试剂·······················································································································1
5.1浸渍试剂···········································································································1
5.2液体·················································································································1
6仪器设备·················································································································1
6.1分析天平···········································································································1
6.2称重装置·························································································