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

Material Grades: Austenitic Stainless Steels

Austenitic

SMST-Tubes MaterialNearest equivalent standardTypical chemical compositionDensityMin. 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

Material Grades: Austenitic Ferritic Stainless Steels

Austenitic Ferritic

SMST-Tubes MaterialNearest equivalent standardTypical chemical compositionDensityMin. mechanical prop. at RT
UNSENJISCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 22.5S318031.44620.0322.05.53.0N 0.17 2)7.80.284506562090
DMV 25.7 NS327601.4501 0.0325.07.04.00.5N 0.25; W 0.5 2)7.80.2855080750109
2) Min PRE value controlled.

Material Grades: Nickel And Austenitic Nickel-Based Alloys

Austenitic Ferritic

SMST-Tubes MaterialNearest equivalent standardTypical chemical compositionDensityMin. mechanical prop. at RT
UNSENCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 928N080281.45630.0227.031.03.51.2N 0.1080.292103150073
DMV 931N080311.45620.01527.031.06.51.2N 0.208.10.292804165094
DMV4692N080342.46920,0127,035,06,51,5N 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 C 22N060222.46020.0122.057.013.0 W8.70.3131045690100
DMV C 276N102762.48190.0116.057.016.0W8.40.3035051750109
DMV 263N072632.46500,0820,052,05,8-Co 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 718N077182.46680,081952,53Nb 5.1; Mn 0.35;Ti 0.8; Al 0.58,20,2910351501276185
All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Min PRE value controlled.