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Stainless Steel Welded Pipe/Tube

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Threaded Rods and Studs: The
Stainless Steel Welded Pipe/Tube

ASTM A790 S32750/2507 Duplex steel welded pipe

Application:

Oil and Gas pipeline

Heat exchangers

Boiler

Instrument industry

Pressure vessel

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Description

Product material

TOKOTECH can provide different size of s32750 duplex steel welded pipes. S32750/2507 duplex steel welded pipe has excellent corrossion resistance, 　especially the media environment is relatively harsh, such as seawater, high chloride ion content) conditions,it’s corrosion resistance is significantly better than ordinary austenitic stainless steel.

Chemical composition:

Standard

Grade

CHEMICAL COMPOSITION(%)

 

 

 

 

 

 

 

 

 

 

 

C

Mn

P

S

Si

Ni

Cr

Mo

N

Cu

ASTM A789/790

S32750/2507

0.03

1.2

0.035

0.02

0.8

6.0-8.0

24.0-26.0

3.0-5.0

0.24-0.32

0.5

ASTM A790 Dimension Tolerance for s32750 welded pipe

Standards

 

 

Outside Diameter(mm)

Tolerance(mm)

Outside Diameter

10.3-48.3

-0.80，+0.40

 

＞48.3-114.3

-0.80，+0.80

 

＞114.3-219.1

-0.80，+1.60

 

＞219.1-457.2

-0.80，+2.40

 

＞457-660.4

-0.80，+3.20

 

＞660.4-864

-0.80，+4.00

 

＞864-1219

-0.80，+4.80

Thickness

10.3-73

-12.5%,+20%

 

88.9-457.2, S/D≤5%

-12.5%,+22.5%

 

88.9-457,S/D＞5%

-12.5%,+15%

 

≥508, S/D≤5%

-12.5%,+22.5%

 

≥508, S/D＞5%

-12.5%,+15%

PIPE DIMENSION AND TOLERANCE ACCORDING TO ASTM A790/ANSI B36.10&B36.19

INCH

DN

O.D.(mm)

Wall Thickness (mm)

 

 

 

Sch5s/5

Sch10s

Sch40s

Sch80s

 

 

 

 

 

/STD

/XS

1/8

6

10.3

0.89

1.24

1.73

2.41

1/4

8

13.7

1.25

1.65

2.24

3.02

3/8

10

17.1

1.25

1.65

2.31

3.2

1/2

15

21.3

1.65

2.11

2.77

3.73

3/4

20

26.7

1.65

2.11

2.87

3.91

1

25

33.4

1.65

2.77

3.38

4.55

11/4

32

42.2

1.65

2.77

3.56

4.85

11/2

40

48.3

1.65

2.77

3.68

5.08

2

50

60.3

1.65

2.77

3.91

5.54

21/2

65

73

2.11

3.05

5.16

7.01

3

80

88.9

2.11

3.05

5.49

7.62

31/2

90

101.6

2.11

3.05

5.74

8.08

4

100

114.3

2.11

3.05

6.02

8.56

5

125

141.3

2.77

3.4

6.55

9.53

6

150

168.3

2.77

3.4

7.11

10.97

8

200

219.1

2.77

3.76

8.18

12.7

10

250

273.1

3.4

4.19

9.27

12.7

12

300

323.9

3.96

4.57

9.53

12.7

14

350

355.6

3.96

4.78

9.53

12.7

16

400

406.4

4.19

4.78

9.53

12.7

20

500

508

4.78

5.54

9.53

12.7

24

600

609.6

5.54

6.35

9.53

12.7

30

750

762

6.35

7.92

 

About Us

Shanghai Toko Technology Co.,ltd.

Shanghai Toko Technology Co.,ltd. is professional ASTM A790 S32750/2507 Duplex steel welded pipe Suppliers and ASTM A790 S32750/2507 Duplex steel welded pipe Factory, located in Shanghai, China, and has been worked in the field of industrial piping for 11 years. We are committed to manufacturing and exporting stainless steel seamless pipe, stainless steel welded pipes, stainless steel fittings and flanges, nickel alloy products, Titanium seamless and welded tubes, etc. Our factories are all ISO&PED certificated, and the products can be produced in standard ASTM, JIS, DIN, EN, GOST, etc. Our products are widely used in the Oil and Gas, Petrochemical, Sugar Refining, Water Process, Desalination, Geothermal industry etc. We exported to dozens of countries and regions such as USA, Canada, Japan, Germany, France, Korea, Turkey ect.

Our Vision: To be an excellent supplier of global industrial piping system solutions.

Our Mission: To help global industrial pipeline construction with the products made in China.

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