Inona avy ireo fitsapana hamafin'ny rivets jamba?

Ireto avy ireo fitsapana hamafin'ny metaly mahazatra: Rockwell Hardness (HR), Surface Rockwell Hardness (HR), Vickers Hardness (HV), Micro Vickers Hardness (HV), Knoop Hardness (HK), Brinell Hardness (HB), Leeb Hardness (HL) (fomba fihetsehana miverina), ultrasonic hardness test (UCI), Shore Hardness (SHORE).

https://www.yukerivet.com/news/pull-rivets-include-aluminum-iron-and-stainless-steel-what-are-semi-stainless-steel-blind-rivets/