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1 Inch Welded Galvanized Steel Pipe

Electric Resistance Welded steel tube used in oil drilling and machinery manufacturing, etc.
Standard: GB/T3091 – 2001 , BS1387 – 1985, DIN EN10025, DIN2440, EN10219, JIS G3444:2004, ASTM A53, ASTM A500, API 5L.
Steel Grade: Q235, Q345, S235JR, S275JR, S355,S355JR,S355J2H, STK400, STK50

Product Details

ERW Pipe / Welded Pipe

Electric Resistance Welded steel tube used in oil drilling and machinery manufacturing, etc. 

Standard: GB/T3091 – 2001 , BS1387 – 1985, DIN EN10025, DIN2440, EN10219, JIS G3444:2004, ASTM A53, ASTM A500, API 5L .

Steel Grade: Q235, Q345, S235JR, S275JR, S355,S355JR,S355J2H, STK400, STK50

API 5L: A, B, X42, X46, X52, X56, X60, X65 X70

End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE)

Packing:Plastic plugs in both ends with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.

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.

Third party inspection: SGS, BV, Lloyds etc.

Size: 

BS1387:1985 ERW Pipe 


DN

A

B

C

Outer diameter

Wall thickness

Outer diameter

Wall Thickness

Outer diameter

Wall Thickness

max

min

max

min

max

min

15

21.4

21.0

2.0

21.7

21.1

2.6

21.7

21.1

3.2

20

26.9

26.4

2.3

27.2

26.6

2.6

27.2

26.6

3.2

25

33.8

33.2

2.6

34.2

33.4

3.2

34.2

33.4

4.0

32

42.5

41.9

2.6

42.9

42.1

3.2

42.9

42.1

4.0

40

48.4

47.8

2.9

48.8

48.0

3.2

48.8

18.0

4.0

50

60.2

59.6

2.9

60.8

59.8

3.6

60.8

59.8

4.5

65

76.0

75.2

3.2

76.6

75.4

3.6

76.6

75.4

4.5

80

88.7

87.9

3.2

89.5

88.1

4.0

89.5

88.1

5.0

100

113.9

113.0

3.6

114.9

113.1

4.5

114.9

113.3

5.4

125

 

 

 

140.6

138.7

5.0

140.6

138.7

5.4

150

 

 

 

166.1

164.1

5.0

166.1

164.1

5.4



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