ISO 6506-1:2014 specifies the method for the Brinell hardness test for metallic materials. It is applicable to both fixed location and portable hardness testing machines. For some specific materials and/or products, particular International Standards exist (e.g. ISO 4498) and make reference to this International Standard.
prEN ISO 6506-1 history
2014EN ISO 6506-1:2014 Metallic materials - Brinell hardness test - Part 1: Test method
2005EN ISO 6506-1:2005 Metallic Materials - Brinell Hardness Test - Part 1: Test Method ISO 6506-1:2005
1999EN ISO 6506-1:1999 Metallic Materials - Brinell Hardness Test - Part 1: Test Method ISO 6506-1: 1999