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Specification of ERW welded steel pipe

Specification of ERW welded steel pipe

Classification:
FAQ
Release time:
2017/05/26 15:20
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Ruijie Steel provides ERW welded steel pipes, including Thin-walled straight seam pipes and thick-walled straight seam pipes.

Size

Large Package

Small Package

GB/T3091-2008 Standard

BS1387 Standard (tolerance ±8%)

ASTM A53 Standard (tolerance ±12%)

IN

DN

MM

pcs/unit

pcs/unit

Thickness (mm)

O.D (mm)

Thickness (mm) A

Thickness (mm) B

O.D (mm)

Thicnkess (mm)

Normal

Actually

Normal

Actually

Normal

Actually

Normal (SCH 40)

Actually

1/2

15

20

21.3

217

169

2.8

2.5

21.3

2

1.8

2.6

2.5

21.3

2.77

2.5

3/4

20

25

26.9

169

127

2.8

2.75

26.9

2.3

2.2

2.6

2.5

26.7

2.87

2.75

1

25

32

33.4

127

91

3.2

3

33.7

2.6

2.5

3.2

3

33.4

3.38

3

1 1/4

32

40

42.3

91

61

3.5

3.25

42.4

2.6

2.5

3.2

3

42.2

3.56

3.25

1 1/2

40

47

48.3

91

61

3.5

3.25

48.3

2.9

2.75

3.2

3

48.3

3.68

3.25

2

50

58

60.3

61

37

3.8

3.5

60.3

2.9

2.75

3.6

3.5

60.3

3.91

3.5

2 1/2

65

73

76.1

37

19

4

3.75

76.1

3.2

3

3.6

3.5

73

5.16

4.75

3

80

87

88.9

37

19

4

3.75

88.9

3.2

0

4

3.75

88.9

5.49

5

4

100

113

114.3

19

19

4

4

114.3

3.6

3.5

4.5

4.25

114.3

6.02

5.5

5

125

——

19

10

4

4

139.7

——

——

5

4.75

141.3

6.55

6

6

150

165

165

19

7

4.5

4.5

165

——

——

5

4.75

168.3

7.11

6.5

8"

200

219

219

7

5

5

4.75

219.1

——

——

——

——

219.3

8.18

7.5

10"

250

273

273

5

3

——

——

273

——

——

——

——

273

9.27

8.5

12

300

325

325

3

3

——

——

325

——

——

——

——

232.9

10.31

9.5

Length=6 meters (O.D≤8") Length=6 meters 12 meters (O.D>8") Materials: Q195, Q235, Q345