硬度制式 | HL, HRC, HRB, HRA, HB, HV, HS |
冲击装置 | D 型(标配) DC, DL, D+15, C, G, E (选装) |
工作面最小曲率 | Rmin=50mm（Rmin=10mm 异形支撑环） |
被测工件最小重量 | 2Kg |
被测工件最小厚度 | 3mm (10mm: G型冲击装置) |
被测工件最小硬化层厚度 | 0.8mm |
测量范围 | (170～960)HLD (17.9-69.5)HRC |
示值重复性 | 6HLD(HLD=760时) |
示值误差 | ±6HLD(HLD=760时) |
测量方向 | 360° |
打印纸卷直径 | 40mm |
打印纸宽 | 44.5±0.5mm |
充电电源 | 12V/600mmA |
相对湿度 | ≤90％ |
工作温度 | 0℃-40℃ |
外形尺寸 | 234×88×46mm |
重 量 | 0.6kg |
材料 | 硬度制 | 冲击装置 | |||||
D/DC | D+15 | C | G | E | DL | ||
Steel and cast steel | HRC | 17.9～68.5 | 19.3～67.9 | 20.0～69.5 | | 22.4～70.7 | 20.6～68.2 |
HRB | 59.6～99.6 | | | 47.7～99.9 | | 37.0～99.9 | |
HRA | 59.1～85.8 | | | | 61.7～88.0 | | |
HB | 127～651 | 80～638 | 80～683 | 90～646 | 83～663 | 81～646 | |
HV | 83～976 | 80～937 | 80～996 | | 84～1042 | 80～950 | |
HS | 32.2～99.5 | 33.3～99.3 | 31.8～102.1 | | 35.8～102.6 | 30.6～96.8 | |
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Steel锻钢 | HS | 32.2～99.5 | | | | | |
CWT、ST | HRC | 20.4～67.1 | 19.8～68.2 | 20.7～68.2 | | 22.6～70.2 | |
HV | 80～898 | 80～935 | 100～941 | | 82～1009 | | |
Stainless steel | HRB | 46.5～101.7 | | | | | |
HB | 85～655 | | | | | | |
HV | 85～802 | | | | | | |
GC. IRON | HRC | | | | | | |
HB | 93～334 | | | 92～326 | | | |
HV | | | | | | | |
NC、IRON | HRC | | | | | | |
HB | 131～387 | | | 127～364 | | | |
HV | | | | | | | |
C．ALUM | HB | 19～164 | | 23～210 | 32～168 | | |
HRB | 23.8～84.6 | | 22.7～85.0 | 23.8～85.5 | | | |
BRASS | HB | 40～173 | | | | | |
HRB | 13.5～95.3 | | | | | | |
BRONZE铜锡(铝)合金 | HB | 60～290 | | | | | |
COPPRER纯铜 | HB | 45～315 |
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示值误差和示值重复性
序号 | 冲击装置类型 | 标准里氏硬度块硬度值 | 示值误差 | 示值重复性 |
1 | D | 760±30HLD | ±6 HLD | 6 HLD |
2 | DC | 760±30HLDC | ±6 HLDC | 6 HLD |
3 | DL | 878±30HLDL | ±12 HLDL | 12 HLDL |
4 | D+15 | 766±30HLD+15 | ±12 HLD+15 | 12 HLD+15 |
5 | G | 590±40HLG | ±12 HLG | 12 HLG |
6 | E | 725±30HLE | ±12 HLE | 12 HLE |
7 | C | 822±30HLC | ±12 HLC | 12 HLC |
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