Short Name Carbon Steel A105 Austenitic Stainless Steel 316 quadruple certified* 6Mo 1.4401 1.4404 1.4547 Austenitic-Ferritic Stainless Steel Duplex Superduplex 1.4462 1.4410 Nickel Based Alloys Alloy 400 Alloy C-276 Alloy 625 2.4360 2.4819 2.4856 * Quadruple certified means 316 / 316L / 1.4401 ...