Uji karasa umum nyaéta: Rockwell Hardness (HR), Surface Rockwell Hardness (HR), Vickers Hardness (HV), Micro Vickers Hardness (HV), Knoop Hardness (HK), Brinell Hardness (HB), Leeb Hardness (HL) (rebound). metodeu), uji karasa ultrasonik (UCI), karasa pantai (SHORE).https://www.yukeriv...
Maca deui