In acciaio di Grado
316Ti, 316L, 316, 321, 314, 430, 304, 409L, 420J2, 304J1, 317L, 17-4PH, 630, 410 409 416 420 430, 304 316L 309S 310 904L 2205 2507, 1.4034 1.4028 1.4410 ss420 409l 430 410 s, 304 316 310S 321H 904L 2205 2507, S43940 1.4509 SUS 441 Aisi 441, En1.4547 254