DIN ya kawaida, ASTM/ANSI JIS EN ISO, AS, GBDaraja la Chuma: 4/6/10/12 SAE: Gr.2, 5, 8;Kumaliza Zinki (Njano, Nyeupe, Bluu, Nyeusi), Hop Dip Galvanized (HDG), Oksidi Nyeusi, Jiometri, Dacroment, anodization, Nikeli iliyofunikwa, Zinki-Nikeli iliyofunikwa
Nati ya heksi
Nyenzo: chuma cha kaboni, Chuma cha pua