Hardness Test Blocks

HRC Test Block

Calibrated to ASTM E18, ANSI (NCSL) Z540-1, (ISO) 10012-1, ISO/IEC 17025, ISO 6508
Lifetime Guarantee
Highest quality steel, brass and aluminum
Rockwell test block surface hand lapped and diamond polished to a mirror finish
Superior accuracy and ease of testing for the operator
Special heat treat process insures maximum consistency and repeatability
Rockwell Test Blocks are certified in our ISO/IEC 17025 accredited laboratory
Free NIST traceable long form certificate with every Rockwell test block
Rockwell Test Blocks are provided within a range of +/- 5 points

Brinell Hardness Test Block

25 percent larger test block (6″ x 2 1/2″)
Lifetime Guarantee
Compliant with the latest Brinell ASTM E10 Brinell Revisions
Brinell Test block surface is lapped and polished providing superior testing accuracy
Special heat treat process insures maximum consistency and repeatability
Brinell test blocks certified ISO/IEC 17025
Easy to read grain free surface
Highest quality de-carb free tool steel and aluminum
ISO 6506 Accredited
Test measurement equipment is calibrated and traceable to NIST
Free long form test block certificate with NIST traceability
Brinell Test Blocks are provided within a range of +/- 10 points