Cad iad na tástálacha cruas atá ann le haghaidh seamáin dalla?

I measc na dtástálacha cruas coitianta tá: Cruas Rockwell (HR), Cruas Rockwell Dromchla (HR), Cruas Vickers (HV), Cruas Micrea-Vickers (HV), Cruas Knoop (HK), Cruas Brinell (HB), cruas Leeb (HL) (modh preabtha), tástáil cruas ultrasonaic (UCI), cruas Shore (SHORE).

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