Specification Sizes About Us Tianjin Bridge Steel Co., Ltd, located in Daqiuzhuang Industrial Park, Jinghai County Tianjin China, is a manufacturer and has been specialized in exporting steel products for more than 10 years. and all produced under strict execution by British Standard 1387-1985, American Standard A53,Japanese S tandard G3101, European standard EN 10025 and so on. The outer diameter of steel pipes ranges from 15mm to 426mm, with the thickness from 0.5mm to 20mm, and the specification of hollow section ranges from 12 multiply 12mm to 400 multiply 400mm,with the thickness from 0.5 to 20mm. You are welcome to call or visit us to have further business talks. Let's join hands to build a brighter future.  Contacts:Lara Mob:+86-18722228928 Specification Sizes About Us Tianjin Bridge Steel Co., Ltd, located in Daqiuzhuang Industrial Park, Jinghai County Tianjin China, is a manufacturer and has been specialized in exporting steel products for more than 10 years. and all produced under strict execution by British Standard 1387-1985, American Standard A53,Japanese S tandard G3101, European standard EN 10025 and so on. The outer diameter of steel pipes ranges from 15mm to 426mm, with the thickness from 0.5mm to 20mm, and the specification of hollow section ranges from 12 multiply 12mm to 400 multiply 400mm,with the thickness from 0.5 to 20mm. You are welcome to call or visit us to have further business talks. Let's join hands to build a brighter future.  Contacts:Lara Mob:+86-18722228928 LED car headlight Dongguan XIGE Electronics Co., Ltd. , https://www.gdxige.com
Specifications:
Normal dimension of steel pipe Black Steel Pipe
(Square)SHS
(Rectangular)RHS
(Out dia.)mm
(Wall thickness)mm
(Out dia.)mm
(Wall thickness)mm
15*15
0.8-2.5
20*30
0.8-2.75
20*20
0.8-2.75
20*40
0.8-2.75
25*25
0.8-2.75
30*40
0.8-3.0
30*30
0.8-3.0
25*50
0.8-3.0
38*38
0.8-4.0
30*50
0.8-4.0
40*40
0.8-4.0
30*60
0.8-4.0
50*50
0.8-5.0
40*60
0.8-5.0
60*60
0.8-5.0
40*80
0.8-5.0
70*70
1.3-5.0
50*70
0.8-5.0
80*80
1.5-5.0
60*80
1.3-5.0
100*100
1.5-12.0
50*100
1.3-6.0
120*120
1.6-12.0
60*100
1.3-6.0
130*130
2.0-12.0
60*120
1.6-6.0
140*140
2.0-12.0
80*100
1.6-6.0
150*150
2.0-12.0
80*120
1.6-12.0
160*160
2.0-12.0
80*140
2.0-12.0
180*180
2.0-12.0
80*160
2.0-12.0
200*200
2.0-12.0
100*150
2.0-12.0
250*250
3.5-12.0
100*200
2.0-12.0
300*300
3.5-12.0
150*250
3.0-12.0
Â
Â
100*300
3.0-12.0
Â
Â
200*300
3.0-12.0
Â
Â
200*400
3.0-12.0
Â
Â
Â
Â
Â
This is the common sizes,we can also do sizes as you need.
ASTM A500 Square steel pipeÂ
Specification (mm)
Thickness (mm)
Specification (mm)
Thickness (mm)
15*15
0.8-1.3
250*250
3.0-10.0
20*20
0.8-2.0
300*300
3.0-10.0
25*25
0.8-2.75
10*20
0.8-1.3
30*30
0.8-2.75
15*30
0.8-1.5
40*40
1.0-4.0
20*30
0.8-2.5
50*50
1.0-4.0
20*40
0.8-2.75
60*60
1.5-4.0
25*50
1.0-4.0
70*70
1.5-5.0
30*40
1.0-4.0
80*80
1.5-5.0
30*50
1.5-4.0
100*100
2.0-6.0
30*60
1.5-4.0
110*110
2.0-6.0
40*60
1.5-4.0
120*120
2.0-8.0
40*80
1.5-4.0
140*140
3.0-8.0
40*100
1.5-4.0
150*150
3.0-8.0
50*80
1.5-4.0
200*200
3.0-10.0
60*80
2.0-5.0
Products
Package and loading 
Testing
Certificate
Â
Specifications:
Normal dimension of steel pipe Black Steel Pipe
(Square)SHS
(Rectangular)RHS
(Out dia.)mm
(Wall thickness)mm
(Out dia.)mm
(Wall thickness)mm
15*15
0.8-2.5
20*30
0.8-2.75
20*20
0.8-2.75
20*40
0.8-2.75
25*25
0.8-2.75
30*40
0.8-3.0
30*30
0.8-3.0
25*50
0.8-3.0
38*38
0.8-4.0
30*50
0.8-4.0
40*40
0.8-4.0
30*60
0.8-4.0
50*50
0.8-5.0
40*60
0.8-5.0
60*60
0.8-5.0
40*80
0.8-5.0
70*70
1.3-5.0
50*70
0.8-5.0
80*80
1.5-5.0
60*80
1.3-5.0
100*100
1.5-12.0
50*100
1.3-6.0
120*120
1.6-12.0
60*100
1.3-6.0
130*130
2.0-12.0
60*120
1.6-6.0
140*140
2.0-12.0
80*100
1.6-6.0
150*150
2.0-12.0
80*120
1.6-12.0
160*160
2.0-12.0
80*140
2.0-12.0
180*180
2.0-12.0
80*160
2.0-12.0
200*200
2.0-12.0
100*150
2.0-12.0
250*250
3.5-12.0
100*200
2.0-12.0
300*300
3.5-12.0
150*250
3.0-12.0
Â
Â
100*300
3.0-12.0
Â
Â
200*300
3.0-12.0
Â
Â
200*400
3.0-12.0
Â
Â
Â
Â
Â
This is the common sizes,we can also do sizes as you need.
ASTM A500 Square steel pipeÂ
Specification (mm)
Thickness (mm)
Specification (mm)
Thickness (mm)
15*15
0.8-1.3
250*250
3.0-10.0
20*20
0.8-2.0
300*300
3.0-10.0
25*25
0.8-2.75
10*20
0.8-1.3
30*30
0.8-2.75
15*30
0.8-1.5
40*40
1.0-4.0
20*30
0.8-2.5
50*50
1.0-4.0
20*40
0.8-2.75
60*60
1.5-4.0
25*50
1.0-4.0
70*70
1.5-5.0
30*40
1.0-4.0
80*80
1.5-5.0
30*50
1.5-4.0
100*100
2.0-6.0
30*60
1.5-4.0
110*110
2.0-6.0
40*60
1.5-4.0
120*120
2.0-8.0
40*80
1.5-4.0
140*140
3.0-8.0
40*100
1.5-4.0
150*150
3.0-8.0
50*80
1.5-4.0
200*200
3.0-10.0
60*80
2.0-5.0
Products
Package and loadingÂ
Testing
Certificate
Â
Thickness: 0.5-6.0mm
Length: 5.8m or 6m or Customized
Surface: Black or Oiled
Material Pipe: Q235 Q345 Q195
Trademark: No brand
Transport Package: Export Packing
Specification: 15*15-600*600mm
Origin: Tianjin, China
HS Code: 73063090
Thickness: 0.5-6.0mm
Length: 5.8m or 6m or Customized
Surface: Black or Oiled
Material Pipe: Q235 Q345 Q195
Trademark: No brand
Transport Package: Export Packing
Specification: 15*15-600*600mm
Origin: Tianjin, China
HS Code: 73063090
Production Name::Q235 ERW Black Square and Rectangular Steel Pipe