| Assortment | Hardness Value | Tolerance |
Calibration number(n) |
Variation (R=Max.-Min.) |
Materials (JIS Notation |
Dimension(mm) |
Standard Bases |
| HMV (1, 0.1) | 1600 | ±10% | 4(2X2) | 2%(HV1) | Si3N4 | Ø10X5 | JIS B 7735 |
| HMV (1,0.1,0.01) | 900,800,700,600,500 | ±15 | 6(3X2) | 5%(HV0.1) | SK85 | Ø25X6 | JIS B 7735 |
| HMV (1,0.1,0.01) | 400,300,200 (Be Copper) | ±15 | 6(3X2) | 5%(HV0.1) | C1720P | Ø25X6(2) | JIS B 7735 |
| HMV (1,0.1,0.01) | 100(c2600P),40(c1020P) | ±10 | 6(3X2) | 7(100HV0.1), 4(40HV0.1) | ← | Ø25X5∴ | JIS B 7735 |
|
HMV (0.1,0.01, 0.001) |
30 (AU) | ±10 | 6(3X2) | 4(HV0.1) | Au | Ø25X5(0.8) | JIS B 7735 |
| UMV (0.01,0.002) |
900,70 (Berkovich 9.8mN tested) |
±20% | 6(3X2) | 10%(HV0.01) | SK85 | Ø25X6 | JIS B 7735 |
| UMV (0.01,0.002) |
500,200 (Berkovich 9.8mN tested) |
±20% | 6(3X2) | 10%(HV0.01) | SK85,C1720P | Ø25X6(2) | JIS B 7735 |
| Nano Indentation Hardness Blocks | APPROX430 |
6 (3X2HV, Nano) |
Single Crystal | Ø25X6 | JIS B 7735 | ||
|
HN-W (HV0.01,0.001 Berkovich 9.8mN tested) |
HV.0.001 | Tungsten | (W:Ø9X6) | ||||
| HV (30,1) | 1000(SK120),900,800,700 | ±15 |
10 (5X2)HV30,10 |
1.5% | SKS3 | Ø64X15 | JIS B 7735 |
| HV (10,1) |
600,500,400,300,200(SK85), 150(s45c) |
±15 |
6 (3X2)/HV1 |
1.5% | ← | Ø64X15 | JIS B 7735 |
| HV (10,1) | 100(c2600P), 40 (c1020P) | ±10 | (150HV & below 2.2%) | ← | Ø64X10 | JIS B 7735 | |
| HS |
100(SK120),95,90,80,70,60, 50,40,30 |
±2 | HV10(5X2) | VHS≤1.5(70HS & below 1.2) | SK85 | Ø64X15 | JIS B 7731 |
| HS | 20(s20C),7(c1020PØ64X10) | ±2 | HS10(5X2) | ◿HS(HS-VHS)≤0.5 | ← | Ø64X15 | JIS B 7731 |
| HL | HLE(Dia)850,800,700,600,500 | ±15 | HV Calibration | SK85 | Ø115X33 | JIS B 7731 | |
| HL | HLD(wc)880,830,730,630,520 | ±15 | HV Calibration | SK85 | Ø115X33 | Related | |
| HR C | 70(SK120),67,64,62,60 | ±1 | 10(5X2) | 0.2 | SKS3 | Ø64X15 | JIS B 7730 |
| HR C | 57,55,50,45,40,35,30,25,20,10 | ±1 | 10(5X2) | (40HRC & below 0.3) | SK85 | Ø64X15 | JIS B 7730 |
| HR A | 87,85,83,81,78,75,65,56 | ±1 | 10(5X2) | 0.3 | Same as HRC | Ø64X15 | JIS B 7730 |
| HR30N | 83,81,78,73,67,60,55,50,41 | ±1 | 10(5X2) | 0.6 | Same as HRC | Ø64X15 | JIS B 7730 |
| HR15N(45N) | 92,90,87,85,80,75 (43) (23) | ±1 | 10(5X2) | 0.6 | Same as HRC | Ø64X15 | JIS B 7730 |
| HRB S | 100,95,90 | ±2 | 10(5X2) | 0.8 | SK85 | Ø64X10 | JIS B 7730 |
| HRB S | 82,72,62,52,42,32 | ±2 | 10(5X2) | (50HRB & below 1.0) | C2600P | Ø64X10 | JIS B 7730 |
| HR30T S | 78,72,62,52,42,38,32 | ±2 | 10(5X2) | 1.0 | Same as HRB | Ø64X10 | JIS B 7730 |
| HR15T S | 87,82,78 | ±2 | 10(5X2) | 1.0 | Same as HRB | Ø64X10 | JIS B 7730 |
|
HR (E•M•L•R•F•S) |
HRE90 HRM107 HRL118 HRR123 HRF90 |
±2 | 10(5X2) | 1.0 | (100HV) | Ø64X10 | JIS K 7202 |
|
HR (E•M•L•R•F•S) |
HRM67 HRL92 HRR105 HRS90 | ±2 | 10(5X2) | 1.0 | (40HV) | Ø64X10 | JIS K 7202 |
| HBW(10/3000) | 600,550,500,450,400,350 | ±15 | 6(3X2) | 1.5% | SK85 | Ø115X18 | JIS B 7736 |
| HBW(10/3000) | 300,250,229(d=4mm),200,180 | ±15 | 6(3X2) | 1.5% | SK85 | Ø115X18 | JIS B 7736 |
| HBW(10/3000) | HBW(10/3000)150,HBW(10/500)125 | ±15 | 6(3X2) | 2.5% | S45C | Ø115X18 | JIS B 7736 |
| HBW(10/3000) | HBW(10/500)100 | ±15 | 6(3X2) | 3% | S10C | Ø115X18 | JIS B 7736 |
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