>> P.538
570●硬度换算表(参考)洛氏C标度硬度负荷1471NHRC肖氏硬度HS维氏硬度HV布氏硬度标准球碳化钨球洛氏硬度A标度负荷588.4N金刚石锥形压头B标度负荷980.7N直径1/16in球686766656463626160595857565554535251504948474645444342414039940900865832800772746720697674653633613595577560544528513498484471458446434423412402392382————————————————(500)(487)(475)(464)451442432421409400390381371362——————————————————————————————979592918887858381807876757472716968676664636260585756555452———(739)(722)(705)(688)(670)(654)(634)61559557756054352551249648146945544343242140940039038137136285.685.084.583.983.482.882.381.881.280.780.179.679.078.578.077.476.876.375.975.274.774.173.673.172.572.071.570.970.469.9
| < 
| 
> | 
>>
