☼Hardness Conversion 硬度換算 - Silineal Enterprises Co., Ltd.
Approximate Hardness Conversion Numbers for Steels 硬度拉力換算表 Vickers 維式 Rockwell 洛式 Rockwell Super-fical Shore Tensile Strength Vickers HV HB HRA HRB HRC HRD 15-N 30-N 45-N HS kg/mm2 HV 940-----85.6-----68.0 76.9 93.2 84.4 75.4 98.0-----940...