As-sintered hardmetal pellets used in heading dies — Dimensions and tolerances
镦头模用烧结硬质合金球团——尺寸和公差
1981-10-01
BS 3821-4-1982
Specification for hardmetal dies and associated hardmetal tools-Dimensions and tolerances of as-sintered hardmetal pellets used in heading dies
硬质合金模具和相关硬质合金工具规范 镦头模用烧结态硬质合金芯块的尺寸和公差