名称 | 硬度值范围 | 外形尺寸 |
标准洛氏硬度块 | 80-88HRA | 圆形∮60*10mm 长方形60*40*10mm |
85-95HRB | ||
20-30HRC | ||
35-50HRC | ||
60-70HRC | ||
非标范围：50-55HRC | 圆形∮60*10mm | |
表面洛氏硬度块 | 88-92HR15N | 圆形∮60*10mm 长方形60*40*10mm |
74-82HR30N | ||
45-55HR30N | ||
45-55HR45N | ||
85-91HR15T | ||
70-80HR30T | ||
54-72HR45T | ||
塑料洛氏硬度块 | 70-100HRE(铜制) | 长方形60*40*8mm |
50-155HRL(铜制) | ||
50-155HRM(铜制) | ||
50-155HRR(铜制) |
