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Estanda: L', ASTM, DIN, bò SOUS, GO ak JISMaterials:Duplex en fe: S22053, S25073, S22253, S31803, S32205, S32304, 2205,2507 en espesyal fe: 17-4 ph 17-7ph 904 l, 347, 347 h, 317, 317 l, 316ti, 254mo
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Norme : AISI, ASTM, DIN, FR, GB et JISMaterials:Duplex en acier inoxydable en acier : S22053, S25073, S22253, S31803, S32205, S32304, 2205, 2507Special Stainless Steel : 17-4 ph 17-7ph 904 l, 347, 347 h, 317, 317 l, 316ti, 254mo