For Subea applications including manifold instrumentation tubing, flowlines, well-jumpers and pressure housings for LWD/MWD our range of austenitic, duplex and nickel alloys provides a solution to environments requiring high mechanical strength, high temperature, corrosion resistance, or non- magnetic properties.

Cold finished

OD rangeInchmm
min1.60.063
max244.59.626

WT rangeInchmm
min0.10.004
max401.575

  

Hot finished

OD rangeInchmm
min321.260
max28011.024

WT rangeInchmm
min2.80.110
max602.362

Application: Manifolds

Product: Pipes & Tubes

Austenitic Ferritic

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSENCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
         g/cm3lb/in3MPaksiMPaksi
DMV 22.5S318031.44620.0322.05.53.0N 0.172)7.80.284506562090
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 and Nickel-Based Alloys

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSDINCmaxCrNiMoothers  Rp0.2 Yield StrengthRm Tensile Strength
Corrosion Resistant:      g/cm3lb/in3MPaksiMPaksi
DMV 625N06625 Gr.12.48560.02522.063.09.0Nb 3.58.50.3141460827120
Heat Resistant:            
DMV 625N06625 Gr.22.48560.02522.063.09.0Nb 3.58.40.3027640690100

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.

Application: Flowlines

Product: Flowlines, Connecting Manifolds

Austenitic Ferritic

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSENCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
         g/cm3lb/in3MPaksiMPaksi
DMV 22.5S318031.44620.0322.05.53.0N 0.172)7.80.284506562090
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.

Austenitic

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSENCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
Corrosion Resistant:       g/cm3lb/in3MPaksiMPaksi
DMV 316 LS316031.44040.0317.012.02.25 8.00.291702548570

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 and Nickel-Based Alloys

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSDINCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
Corrosion Resistant:       g/cm3lb/in3MPaksiMPaksi
DMV 625N06625 Gr.12.48560.02522.063.09.0Nb 3.58.50.3141460827120
DMV 825N088252.48580.0322.042.03.02.0Ti 0.80; Al 0.108.10.291802653075
Heat Resistant:            
DMV 625N06625 Gr.12.48560.02522.063.09.0Nb 3.58.40.3027640690100

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.

Application: Well-Jumpers

Product: Well-Jumpers, Connecting Wellheads

Austenitic Ferritic

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSENCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
         g/cm3lb/in3MPaksiMPaksi
DMV 22.5S318031.44620.0322.05.53.0N 0.172)7.80.284506562090
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 and Nickel-Based Alloys

SMST-Tubes MaterialNearest equivalent standardTypical chemical composition 1)DensityMin. mechanical prop. at RT
 UNSDINCmaxCrNiMoCuothers  Rp0.2 Yield StrengthRm Tensile Strength
Corrosion Resistant:       g/cm3lb/in3MPaksiMPaksi
DMV 625N06625 Gr.12.48560.02522.063.09.0Nb 3.58.50.3141460827120
DMV 825N088252.48580.0322.042.03.02.0Ti 0.80; Al 0.108.10.291802653075
Heat Resistant:            
DMV 625N06625 Gr.12.48560.02522.063.09.0 Nb 3.58.40.3027640690100

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.