Sintered ferrous materials, carburized or carbonitrided - Determination and verification of case-hardening depth by a micro-hardness test (ISO 4507:2000)
Edition 2007-10-10

Hardness Tests and Hardness Number Conversions
Edition 2018-01-10

Standard Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Rockwell Hardness, Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness
Edition 2012

Rubber, vulcanized or thermoplastic. Determination of hardness. Hardness between 10 IRHD and 100 IRHD
Edition 2018-08-24

Rubber, vulcanized or thermoplastic. Determination of hardness. Indentation hardness by durometer method (Shore hardness)
Edition 2018-08-24

Steel tubes - Hardness test
Edition 2000-10-30

Metallic materials - Brinell hardness test Table of hardness values
Edition 2007

Surface Hardness Testing with Files
Edition 2018-01-10

Gogan Hardness of Brake Lining
Edition 2017-02-02

Rolling Element Bearing Hardness Test
Edition 2017-07-24