Hardness testing machine, rockwell hardness tester, Webster hardness tester
描述
与供应商联系
Main technical parameters of Rockwell hardrometer
measuring range：20-88HRA，20-100HRB，20-70HRC
Test force：588.4、980.7、1471N（60、100、150Kgf）
Indicator scale： C:0-100 B：30-130
Maximum height of specimen：with Screw cover is 100 mm
without Screw cover is 170㎜
Indentation center to wall distance：135㎜
Hardness resolution：0.5HR
| Minimum thickness table | |||||
| Ruler | Hardness(HR) | Minimum thickness（㎜） | Ruler | Hardness(HR) | Minimum thickness（㎜） |
| A | 70 | 0.7 | B | 80 | 1.0 |
| 80 | 0.5 | 90 | 0.8 | ||
| 90 | 0.4 | 100 | 0.7 | ||
| B | 25 | 2.0 | C | 20 | 1.5 |
| 30 | 1.9 | 30 | 1.3 | ||
| 40 | 1.7 | 40 | 1.2 | ||
| 50 | 1.5 | 50 | 1.0 | ||
| 60 | 1.3 | 60 | 0.8 | ||
| 70 | 1.2 | 67 | 0.7 | ||
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