black welded steel pipe,welded steel pipe,steel tube
1) Standard:
a) ASTM: A53, A500, A178, A106, A179, A192, A213, A519
b) DIN: 17175, 2391
2) Outer diameter: 18 - 70mm
3) Wall thickness:0.4-1.5mm
Both end screwed , with one socket , and protection on the other side
Packing:
1) Hexagon bundles
2) Steel strapped
3) Oiled, varnished or stenciled
Other Details :
1) Square steel pipe : Size from 19x19mm to 400x400mm, thickness from 0.5mm to 14mm
2) Rectangular steel pipe : Size from 10x20mm to 200x400mm,thickness from 0.5mm to 14mm.
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Specification
(mm)
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Thickness
(mm)
|
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13*15 19*19 20*20 24*24 25*25 *30*30 20*10 20*14 20*30 20*40 25*50 30*40
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0.5-1.55
|
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30*50 30*60 30*70 40*40 50*50 40*60
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1.6-4.0
|
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60*60 70*70 75*75 80*80 40*80 50*70 50*80 60*80 60*90 400*100 50*120 50*100 60*100 80*100 60*120
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1.2-5.0
|
|
90*90 80*120 100*100 120*120 100*150 80*160
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2.4-6.0
|
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130*130 140*140 150*150 160*160 180*180 100*200 120*200 100*250 150*200 80*180 100*180 80*140
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2.5-12.0
|
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100*300 200*200 150*250 150*300 220*220
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3.25-14.0
|
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250*250 295*295 300*300 350*350 250*300 150*350 200*300 200*400 200*500 250*350 300*400
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4.25-14.0
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300*500 400*400
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5.7-14.0
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3) Cold rolled steel strip : Width from 32mm to 685mm, thickness from 0.3mm to 2.0mm.
4) Hot dip galvanized steel pipe : Size from 1/2" to 12", thickness from 1.3mm to 4.5mm.
5) And all the ERW pipes can be made by Pre-Galvanized steel pipe.
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Specification
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Outer diameter
(mm)
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Thickness
(mm)
|
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Galvanized steel pipe
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1/2
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20-21.3
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1.3-2.2
|
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3/4
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25-26.8
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1.3-2.2
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|
1
|
31.5-33.5
|
1.4-2.2
|
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1 1/4
|
41-42.3
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1.5-2.2
|
|
1 1/2
|
46.5-48
|
1.7-2.2
|
|
2
|
58.5-60
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1.7-2.2
|
|
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Specification
|
Outer diameter
(mm)
|
Thickness
(mm)
|
|
Hot-dip galvanized steel pipe
|
1/2
|
20-21.3
|
2.5-2.75
|
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3/4
|
25-26.8
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2.5-2.75
|
|
1
|
31.5-33.5
|
2.5-3.75
|
|
1 1/4
|
41-42.3
|
2.5-3.75
|
|
1 1/2
|
46.5-48
|
2.5-3.5
|
|
2
|
58.5-60
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2.5-3.5
|
|
2 1/2
|
74.5-75.5
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2.0-3.5
|
|
3
|
87-88.5
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2.3-4.0
|
|
4
|
113-114
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2.5-4.0
|
|
5
|
139-140
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2.75-4.5
|
|
6
|
165
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2.75-4.5
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6)Packing:
A) Hexagon bundles
B) Steel strapped
C) Oiled, varnished or stenciled
