YAMAMOTO HARDNESS TEST BLOCK

Yamamoto test blocks are reference materials, standardized to determine the average hardness of the block surface. The resulting certified value provides a reference number and tolerance that should be met during hardness tester verification to ensure compliance with performance standards.

Yamamoto test blocks are calibrated in accordance with ASTM E18-00 section C using Rockwell HRC standard reference materials.


Description

Code : HRA, HRB, HRC, HRE, HRF, HV, HMV, HK, HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HS, HB
Brand : Yamamoto

Yamamoto Test Blocks Features and Benefits
– Regular, Superficial and Special Blocks
– High precision, precision hardness tolerance
– Certified blocks traceable to NIST
– Calibrated in accordance with ASTM E18-00 section C using NIST Rockwell HRC standard reference material

HRC70, HRC67, HRC64, HRC62, HRC60

HRC57, HRC55, HRC50, HRC45, HRC40, HRC35, HRC30, HRC25, HRC20, HRC10

JRA87, HRA85, HRC83, HRA81, HRA78, HRA75, HRA71, HRA65, HRA56

HR30N 83, HR30N81,  HR30N78,  HR30N73  HR30N67,  HR30N60,  HR30N55,  HR30N50,  HR30N41

HR15N(45N) 92, HR15N(45N) 90, HR15N(45N) 87, HR15N(45N) 85, HR15N(45N) 80, HR15N(45N) 75, HR15N(45N) (43), HR15N(43N) (23)

HRB S 100,  HRB S 95,  HRB S 90,  HRB S 82,  HRB S 72,  HRB S 62,  HRB S 52,  HRB S 42,  HRB S 32

HR30T S 78, HR30T S 72, HR30T S 62, HR30T S 52, HR30T S 42, HR30T S 38, HR30T S 32

HR15T S 87, HR15T S 82, HR15T S 78

HR E90, HRM 107, 67, HRL 118, 92, HRR 123, 105, HRF 90, HRS90

HMV (1,0,1) 1600

HMV (1,0.1, 0.01) 900, HMV 800, HMV 700, HMV 600, HMV 500, HMV 400, HMV 300, HMV 200, HMV 100, HMV 40

HMV (0.1, 0.01, 0.001) 30 (AU)

HV (30.1) 1000, HV (30.1) 900, HV (30.1) 800, HV (30.1) 700

HV (10,1) 600, HV (10,1) 500, HV (10,1) 400, HV (10,1) 300, HV (10,1) 200, HV (10,1) 150, HV (10,1) 100, HV (10,1) 40

UMV (0.01, 0.002) 900, UMV (0.01, 0.002) 700

UMV (0.01, 0.002) 500, UMV (0.01, 0.002) 200

HS 100, HS 95, HS 90, HS 80, HS 70, HS 60, HS 50, HS 40, HS 30, HS 20, HS 7

HEL (Dia) 850, HEL (Dia) 800, HEL (Dia) 700, HEL (Dia) 600, HEL (Dia) 500

HLD (WC) 880, HLD (WC) 830, HLD (WC) 730, HLD (WC) 630, HLD (WC) 520

HBW (10/3000) 600, HBW (10/3000) 550, HBW (10/3000) 500, HBW (10/3000) 450, HBW (10/3000) 400, HBW (10/3000) 350

HBW (10/3000) 300, HBW (10/3000) 250, HBW (10/3000) 229 (d=4mm), HBW (10/3000) 200, HBW (10/3000) 180, HBW (10/3000) 150

HBW (10/500) 125, HBW (10/500) 100