ISO 3738-1 Hardmetals; Rockwell hardness test (scale A); Part 1 : Test method
ISO 4498 Sintered metal materials, excluding hardmetals - Determination of apparent hardness and microhardness
ISO 6508-2:2015 Metallic materials - Rockwell hardness test - Part 2: Verification and calibration of testing machines and indenters
ISO 6508-3:2015 Metallic materials - Rockwell hardness test - Part 3: Calibration of reference blocks
ISO/IEC Guide 98-3 Uncertainty of measurement - Guide to the expression of uncertainty in measurement (GUM:1995). Extension to any number of output quantities
1999BS EN ISO 6508-1:1999 Metallic materials - Rockwell hardness test - Test method (scales A, B, C, D, E, F, G, H, K, N, T)
1996BS EN 10109-1:1996 Metallic Materials - Hardness Test - Part 1: Rockwell Test (Scales A, B, C, D, E, F, G, H, K) and Rockwell Superficial Test (Scales 15N, 30N, 45N, 15T, 30T and 45T)