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*Hardness block refers to the physical gauge used to check the value of various hardness testers.
*The hardness standard block is made of high quality material, which can ensure the reliability and stability of the hardness value.
*It can check whether the error of hardness tester when working is within the range specified in international standards.
*Made of high quality material, it has a long service life and can save the maintenance cost of test equipment.
*The hardness test block is made following international standards, which ensures the comparability and accuracy of the test results.
Hardness tester standard hardness block HLD HRA HRB HRC HV HB hardness block hardness calibration blocks Item Specification hardness standard block (60×10×10/MM 0.2kg/piece) 60-70HRC 50-55HRC 40-50HRC 30-35HRC 20-30HRC 70-85HRA 60-70HRA 85-95HRB 60-70HRB hardness standard block (Rectangle 60×40×10/MM 0.2kg/piece) 60-70HRC 40-50HRC 20-30HRC 70-85HRA 60-70HRA 85-95HRB hardness standard block (60 × 40 × 8/MM 0.2kg/piece) 45-55HRB (Copper made) 30-40HRB (Copper made) hardness standard block (60 × 40 × 8/MM 0.2kg/piece) 80-90HRF (Copper made) hardness standard block (60 × 40 × 8/MM 0.2kg/piece) 90-100HRF hardness standard block (plastic) (60 × 40 × 8/MM 0.2kg/piece) 70-94HRE (Copper made) 100-120HRL (Copper made) 85-100HRM (Copper made) 114-125HRR (Copper made) hardness standard block superficial (60×10×10/MM 0.2kg/pcs) 88-92HR15N 74-82HR30N 45-55HR30N 45-55HR45N 85-91HR15T 70-80HR30T 54-72HR45T Brinell hardness standard block (90×12×16/MM or 60×40×10/MM 0.85kg/piece) 150-250HBW10/3000 150-250HBW5/750 150-250HBW2.5/187.5 500-600HBW10/3000 500-600HBW5/750 500-600HBW5/187.5 75-125HBW10/1000 75-125HBW5/250 75-125HBW2.5/62.5 Brandt's standards hammering block (12 × 12 × 150/MM 0.2kg/piece) 175-225HBW5/750 StandardWebsterHardness block