Super Duplex Steel Pipes
Super Duplex Steel Pipes
Super Duplex Steel Pipes

Super Duplex Steel Pipes

Super Duplex Steel Pipe

Specifications

Pipe Types

Seamless Pipe, ERW Pipe, Welded Pipe, Fabricated Pipe, LSAW Pipe, Box Pipe.

Schedule

SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120,SCH140, SCH160, XXS

Standard

ASME/ANSI B16.11, MSS-SP-97, MSS-SP-79, JIS B2316, BS 3799

Pipe Size

1/8″NB to 24″NB & 1/4″OD TO 24″OD AND 6.35mm to 254mm OD Thickness: 0.6mm to 20mm

Grades

Super Duplex Steel

ASTM/ASME A/SA 789, 790
– UNS NO S 31803, S 32205, S 32550, S 32750, S 32760

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  • Products details
  • Tolerance table
  • Chemical composition
  • Inquiry
  • Specification

Super Duplex Steel Pipe Specifications

Super Duplex Steel Pipe

Specifications

Pipe Types

Seamless Pipe, ERW Pipe, Welded Pipe, Fabricated Pipe, LSAW Pipe, Box Pipe.

Schedule

SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120,SCH140, SCH160, XXS

Standard

ASME/ANSI B16.11, MSS-SP-97, MSS-SP-79, JIS B2316, BS 3799

Pipe Size

1/8″NB to 24″NB & 1/4″OD TO 24″OD AND 6.35mm to 254mm OD Thickness: 0.6mm to 20mm

Grades

Super Duplex Steel

ASTM/ASME A/SA 789, 790
– UNS NO S 31803, S 32205, S 32550, S 32750, S 32760

  • Process

Seamless pipes & tubes (Mannesmann process)

Electric resistance welded pipes & tubes

  • Tests

Super Duplex Pipe Test

Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation),

Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Mill Test Certificate: EN 10204 3.1 and EN 10204 3.2
Third party inspection: SGS, BV, Lloyds etc.
  • Packing & Delivery
Super Duplex Steel Pipe
  • Tolerance table

Super Duplex Tube Dimensions Chart

NPS

Outside Diameter

Nominal Wall Thickness

Designator

in.

mm

Schedule 5S

Schedule 10S

Schedule 40S

Schedule 80S


in.

mm

in.

mm

in.

mm

in.

mm

1/8

0.41

10.29

0.049

1.24

0.068

1.73

0.095

2.41

1/4

0.54

13.72

0.065

1.65

0.088

2.24

0.119

3.02

3/8

0.68

17.15

0.065

1.65

0.091

2.31

0.126

3.2

1/2

0.84

21.34

0.065

1.65

0.083

2.11

0.109

2.77

0.147

3.73

3/4

4.05

26.67

0.065

1.65

0.083

2.11

0.113

2.87

0.154

3.91

1

1.32

33.4

0.065

1.65

0.109

2.77

0.133

3.38

0.179

4.55

1 1/4

1.66

42.16

0.065

1.65

0.109

2.77

0.14

3.56

0.191

4.85

1 1/2

1.90

48.26

0.065

1.65

0.109

2.77

0.145

3.68

0.2

5.08

2

2.38

60.33

0.065

1.65

0.109

2.77

0.154

3.91

0.218

5.54

2 1/2

2.88

73.03

0.083

2.11

0.12

3.05

0.203

5.16

0.276

7.01

3

3.50

88.9

0.083

2.11

0.12

3.05

0.1216

5.49

0.3

7.62

3 1/2

4.00

101.6

0.083

2.11

0.12

3.05

0.226

5.74

0.318

8.08

4

4.50

114.3

0.083

2.11

0.12

3.05

0.237

6.02

0.337

8.56

5

5.56

141.3

0.10*9

2.77

0.134

3.4

0.258

6.55

0.375

9.52

6

6.63

168.28

0.10*9

2.77

0.134

3.4

0.28

7.11

0.432

10.97

8

8.63

219.08

0.109

2.77

0.148

3.76

0.322

8.18

0.5

12.7

10

10.75

273.05

0.134

3.4

0.165

4.19

0.365

9.27

0.5

12.7

12

12.75

323.85

0.156

3.96

0.18

4.57

0.375

9.52

0.5

12.7

14

14.00

355.6

0.156

3.96

0.188

4.78

16

16.00

406.4

0.165

4.19

0.188

4.78

18

18.00

457.2

0.165

4.19

0.188

4.78

20

20.00

508

0.188

4.78

0.188

4.78

22

22.00

558.8

0.188

4.78

0.218

5.54

24

24.00

609.6

0.218

5.54

0.25

6.35

30

30.00

762

0.25

6.35

0.312

7.92

  • Chemical composition

Super Duplex Steel Pipe Chemical Composition

Grade

Common Name

C%

Mn%

Si%

P%

S%

Cr%

Ni%

Mo%

N%

2205

S31803

0.030

2.00

1.00

0.030

0.020

21.0-23.0

4.5-6.5

2.5-3.5

0.08-0.20

S32205

0.030

2.00

1.00

0.030

0.020

22.0-23.0

4.5-6.5

3.0-3.5

0.14-0.20


Super Duplex Stainless Steel Pipe Mechanical Properties

Tensile Strength, ksi

0.2% Yield Strength, ksi

Elongation, %

Hardness [HRC]

90 min

65 min

25 min

293 max

  • Inquiry

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