For the most challenging of corrosive environments, high pressure instrumentation systems, production tubulars and process piping systems.

Material Grades

Austenitic Stainless

MST designationNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENJISCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 304S304001.4301SUS 3040.0618.59.5   7.90.292053051575
DMV 304LS304031.4306SUS 304L0.0319.011.07.90.291702548570
DMV 316LS316031.4404 0.0317.012.02.25  8.00.291702548570
DMV 317LS317031.4438SUS 317L0.0318.014.53.58.00.292053051575
DMV 904N089041.45390.0220.525.54.51.58.00.292153149071
DMV 926N089261.4529 0.0220.025.06.50.8N 0.208.00.292954365094
DMV 954S312541.45470.0220.018.06.2N 0.208.00.293104565595
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.

Austenitic Ferritic

MST designationNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSENCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
         g/cmlb/inMPaksiMPaksi
DMV 18.5S315001.44240.0318.54.82.7 Si 1.7; N 0.17.80.284406463092
DMV 22.5S318031.44620.0322.05.53.0N 0.172)7.80.284506562090
DMV 25.7S31260 0.0325.06.53.00.5N 0.20; W 0.57.80.2845065690100
DMV 25.7CuS325501.45070.0325.07.03.51.5N 0.222)7.80.2855080760110
DMV 25.7NS327601.45010.0325.07.04.00.5N 0.25; W 0.52)7.80.2855080750109
DMV 25.7NSS327501.44100.0325.57.04.00.25N 0.32)7.80.2855080750109

1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Min PRE value controlled.

Nickel Based Alloys

MST designationNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 928N080281.45630.0227.031.03.51.2N 0.108.00.292103150073
DMV 931N080311.45620.01527.031.06.51.2N 0.208.10.292804165094
DMV 4692N080342.46920.0127.035.06.51.5N 0.208.10.2931045750108
DMV 825N088252.48580.0322.042.03.02.0Ti 0.80;Al 0.108.10.291802653075
DMV 625N06625 Gr.12.48560.02522.063.09.0 Nb 3.58.50.3141460827120
DMV C22N060222.46020.0122.057.013.0 W8.70.3131045690100
DMV C276N102762.48190.0116.057.016.0W8.40.3035051750109
DMV C263N072632.46500.0820.052.05.8Co 20;Ti 2.1;Al 0.5;Mn <0.68.40.35851181004145
DMV 400N044002.43600.15 65.0 30.0Fe 2;Mn 1.58.80.321802645065
DMV 718N077182.46680.0819.052.53.0Nb 5.1;Mn 0.35;Ti 0.8;Al 0.58.20.2910351501276185
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.