Ko nga whakamatautau pakeke noa ko: Rockwell Hardness (HR), Surface Rockwell Hardness (HR), Vickers Hardness (HV), Micro Vickers Hardness (HV), Knoop Hardness (HK), Brinell Hardness (HB) , Leeb hardness (HL) (rebound). tikanga), whakamātautau pakeke ultrasonic (UCI), Shore hardness (SHORE).
Te wa tuku: Sep-08-2022