Application Furnace & Fired Heater

From the most challenging corrosive environments to the extremes of high temperature industrial processes we offer a solutions across applications from fired heaters, heat exchanger tubing, process piping and instrumentation tubing. 

Product: Furnace & Fired Heater

Austenitic Stainless

MST designationAttributeNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENJISCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 304 HHeat Resistant S304091.49480.082)18.59.57.90.292053051575
DMV 304 HCuHeat Resistant 1.49070.132)18.59.53.0N 0.10; Nb 0.57.90.292353459085
DMV 4910Heat Resistant S316531.49100.0417132.47.90.292603759085
DMV 321 HHeat Resistant S321091.49400.082)18.511.0Ti > 4 x C < 0.67.90.291702548070
DMV 347 H Heat Resistant S347091.49120.082)18.511.0 Nb>8xC<1.07.90.292053051575
DMV 347 HFGHeat Resistant 1.49080.102)18.511.0Ti+Nb > 8xC < 1.07.90.292053055080
DMV 310 HHeat ResistantS310091.4845SUS 310 TB0.102)25.020.0 8.00.292053051575
DMV 310 NHeat ResistantS310421.49520.102)25.020.0N 0.20; Nb 0.408.00.292954365595
DMV 4841Heat Resistant1.48410.1025.020.5Si 2.08.00.292053051575
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Minimum level of carbon content is mandatory.

Nickel Based Alloys

MST designationAttributeNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 800 HHeat Resistant N088101.49580.102)21.032.0(Al.Ti) 0.15 - 0.608.00.291702550073
DMV 811Heat Resistant N088111.49580.102)21.032.00.85 < Ti + Al < 1.208.00.291702550073
DMV AC66Heat Resistant S332241.48770.0627.032.0Ce 0.07; Nb 0.88.00.291852750073
DMV 600 HHeat Resistant N066002.48160.0716.076.0Fe 88.40.302403555080
DMV 625 Heat Resistant N06625 Gr.22.48560.02522.063.09.0Nb 3.58.40.3027640690100
DMV 601Heat Resistant N066012.48510.0823.062.0Al 1.2; Ti 0.38.10.292403560087

Application Heat Exchanger

Our heat exchanger tubes are manufactured in straight lengths or ‘U’ tube form. Working in close partnership with fabricators and designers ensures we meet your individual requirements.

PRODUCT: U-BENT TUBES (up to 43 meters/141ft long)

OD rangemmInch
min12.70.5
max38.11.5
WT rangemmInch
min0.890.035
max4.50.177

 

PRODUCT: STRAIGHT TUBES

OD rangemmInch
min9.50.374
max50.82.0
WT rangemmInch
min0.890.035
max4.50.177

Product: Heat Exchanger Tubes

Austenitic Stainless

MST designationAttributeNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENJISCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 304 Corrosion Resistant S304001.4301SUS 3040.0618.59.57.90.292053051575
DMV 304 LCorrosion Resistant S304031.4306SUS 304L0.0319.011.07.90.291702548570
DMV 304 LNCorrosion Resistant S304531.43110.0318.010.07.90.292053051575
DMV 321 Corrosion Resistant S321001.4541SUS 3210.0818.510.5 5 x C < Ti < 0.6%7.90.291702548570
DMV 347 Corrosion Resistant S347001.4550SUS 3470.0818.511.0 10 x C < Nb < 1.0%7.90.292053051575
DMV 316Corrosion Resistant S316001.4401SUS 3160.0617.011.52.258.00.292053051575
DMV 316 LCorrosion ResistantS316031.44040.0317.012.02.258.00.291702548570
DMV 316 LMoSCorrosion ResistantS316031.4435SUS 316L0.0317.012.52.758.00.291702548570
DMV 316 TiCorrosion ResistantS316351.45710.0817.011.52.258.00.292053051575
DMV 317 LCorrosion ResistantS317031.4438SUS 317L0.0318.014.53.58.00.292053051575
DMV 25.22.2Corrosion ResistantS310501.44660.0225.022.02.0N 0.127.90.292553754078
DMV 904Corrosion ResistantN089041.45390.0220.525.54.51.58.00.292153149071
DMV 926Corrosion ResistantN089261.45290.0220.025.06.50.8N 0.208.00.292954365094
DMV 954Corrosion ResistantS312541.45470.0220.018.06.2N 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 compositionDensityMin. mechanical prop. at RT
UNSENCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 22.5S318031.44620.0322.05.53.0N0.172)7.80.284506562090
DMV 25.7S312600.0325.06.53.00.5N 0.20; W 0.57.80.2845065690100
DMV 25.7 NS327601.45010.0325.07.04.00.5N 0.25; W 0.52)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 designationAttributeNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
UNSENCmaxCrNiMoCuothersRp0.2 Yield StrengthRm Tensile Strength
g/cm3lb/in3MPaksiMPaksi
DMV 8020Corrosion Resistant 1.49482.46600.0220.034.02.53.5Nb + Ta8.10.292403555080
DMV 928Corrosion Resistant N080281.45630.0227.031.03.51.2N 0.1080.292103150073
DMV 931Corrosion Resistant N080311.45620.01527.031.06.51.2N 0.208.10.292804165094
DMV 4692Corrosion Resistant N080342.46920.0127.035.06.51.5N 0.208.10.2931045750108
DMV 800 LCorrosion Resistant (N08800)1.45580.02521.032.0 Ti 0.30; Al 0.3080.291802645065
DMV 800Corrosion Resistant N088001.48760.0821.032.0Ti < 0.4080.292103150073
DMV 825Corrosion ResistantN088252.48580.0322.042.03.02.0Ti 0.80; Al 0.108.10.291802653075
DMV 600 LCorrosion ResistantN066002.48170.02516.076.0Fe 88.40.301802655080
DMV 690Corrosion resistantN066902.46420.0229.060.0Fe 98.20.292053058585
DMV 625Corrosion ResistantN06625 Gr.12.48560.02522.063.09.0Nb 3.58.50.3141460827120
DMV G3Corrosion ResistantN069852.46190.01522.048.07.02.0Co W8.30.302053058585
DMV C276Corrosion ResistantN102762.48190.0116.057.016.0W8.40.3035051750109
DMV 400Nickel CopperN044002.43600.1565.030.0Fe 2; Mn 1.58.80.321802645065
DMV 200Pure NickelN022002.40660.0599.48.90.321031537955
DMV 201Pure NickelN022012.40680.0299.48.90.32831234550
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.