Txheem DIN, ASTM / ANSI JIS EN ISO, AS, GBQib Hlau: 4/6/10/12 SAE: Gr.2, 5, 8;Kev Xaus: Zinc (Daj, Dawb, Xiav, Dub), Hop Dip Galvanized (HDG), Dub Oxide, Geomet, Dacroment, anodization, Nickel plated, Zinc-Nickel plated
Hex txiv ntoo
Khoom siv: carbon hlau, Stainless hlau