Tha deuchainnean cruas cumanta a’ toirt a-steach: Cruas Rockwell (HR), Cruas Rockwell Surface (HR), cruas Vickers (HV), Cruas Micro Vickers (HV), Cruas Knoop (HK), Cruas Brinell (HB), cruas Leeb (HL) (ath-thionndadh modh), deuchainn cruas ultrasonic (UCI), cruas a’ chladaich (SHORE).https://www.yukeriv...
Leugh tuilleadh