Carbon steel ( a105 , s45c , s50c, 1018 ) titanium ( cp ,grade 2 & ti6al4v , grade 5, tp340 ) 300 series stainless steel ( 253ma, sus301, sus303, sus304, sus304h, sus309, sus310, sus316, sus316l, sus316ti, sus317, sus321, sus347) 400 series stainless steel ( sus403, sus409, sus410, sus416, sus420, sus420j2, sus430, sus430f, sus431, sus440c, f6nm, sus446,sus630, 15 5ph, 17 4ph ) others stainless steel ( invar 36, alloy a286, nitronic 60, nitronic 50, 904l ) duplex stainless steel ( ferralium 255, s31803, s32750, s32760 , s31254 , s329j4l ).