- Trademark:HJ steel
- Specification:50*50*1.5mm
- Transport Package:in Bundles with Steel Straps
- Grade:Q235B A500 Q345b
- Surface:Black ,Galvanized
- Length:6m or Customized
- Thickness:0.8-12mm
- Size:15*15mm-300*300mm
- Model NO.:50*50*1.5
- Origin:Shandong Province, China
- Production Capacity:8000tons Per Month
Name | Welded Black Square and Rectangular Tube for Construction (ASTM A500) |
Thickness(mm) | 0.8-12mm |
Size(mm) | 15*15-300*300/10*20-200*400 |
Type | Square or rectangular |
Standard | GB/T3094-2000, GB/T6728-2002, ASTM A500, JIS G3466 |
Grade | Q195, Q215, Q235, Q345,A500, , SS400, |
Certificate | SGS, ISO |
Usage | Construction frame, large bridge, car keel, fence tube, machine manufacturing, container frame |
Technique | Hot rolled and cold rolled , annealed(welded) |
packing | In bundle and double strapped Anti-water paper cover As customer's requirement |
Surface | Pre-galvanized Hot dipped galvanized Oiled, color painting |
Price term | FOB, CFR, CIF |
Main market | Middle east, Africa, North&South America, Southeast Asia |
Delivery | Within 20 days after receipt deposit or L/C |
Port of loading | Qingdao Tianjin port, China |
Payment | TT , L/C |
Productivity | 8000 tons/ month |
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 |
| | 100*300 | 3.0-12.0 |
| | 200*300 | 3.0-12.0 |
| | 200*400 | 3.0-12.0 |
| | | |
Hot Dipped Galvanized Steel Pipe |
(Square)SHS | (Rectangular)RHS |
(Out dia.)mm | (Wall thickness)mm | (Out dia.)mm | (Wall thickness)mm |
15*15 | 0.82-2.52 | 20*30 | 0.82-2.77 |
20*20 | 0.82-2.77 | 20*40 | 0.82-2.77 |
25*25 | 0.82-2.77 | 30*40 | 0.82-3.02 |
30*30 | 0.82-3.02 | 25*50 | 0.82-3.02 |
38*38 | 0.82-4.02 | 30*50 | 0.82-4.02 |
40*40 | 0.82-4.02 | 30*60 | 0.82-4.02 |
50*50 | 0.82-5.02 | 40*60 | 0.82-5.02 |
60*60 | 0.82-5.02 | 40*80 | 0.82-5.02 |
70*70 | 1.32-5.02 | 50*70 | 0.82-5.02 |
80*80 | 1.52-5.02 | 60*80 | 1.32-5.02 |
100*100 | 1.52-12.02 | 50*100 | 1.32-6.02 |
120*120 | 1.62-12.02 | 60*100 | 1.32-6.02 |
130*130 | 2.02-12.02 | 60*120 | 1.62-6.02 |
140*140 | 2.02-12.02 | 80*100 | 1.62-6.02 |
150*150 | 2.02-12.02 | 80*120 | 1.62-12.02 |
160*160 | 2.02-12.02 | 80*140 | 2.02-12.02 |
180*180 | 2.02-12.02 | 80*160 | 2.02-12.02 |
200*200 | 2.02-12.02 | 100*150 | 2.02-12.02 |
| | 100*200 | 2.02-12.02 |
| | 150*250 | 2.02-12.02 |
Pre-Galvanized Steel Pipe |
(Square)SHS | (Rectangular)RHS |
(Out dia.)mm | (Wall thickness)mm | (Out dia.)mm | (Wall thickness)mm |
15*15 | 0.7-2.0 | 20*30 | 0.7-2.0 |
20*20 | 0.7-2.0 | 20*40 | 0.7-2.0 |
25*25 | 0.7-2.0 | 25*50 | 0.7-2.0 |
30*30 | 0.7-2.0 | 30*40 | 0.7-2.0 |
38*38 | 0.7-2.0 | 30*50 | 0.7-2.0 |
40*40 | 0.7-2.0 | 40*60 | 0.7-2.0 |
50*50 | 0.7-2.0 | 40*80 | 0.7-2.0 |
60*60 | 0.7-2.0 | 37*57 | 0.7-2.0 |
80*80 | 0.7-2.0 | 27*47 | 0.7-2.0 |
100*100 | 0.7-2.0 | 37*77 | 0.7-2.0 |
| | 50*100 | 0.7-2.0 |



1.High quanlity and reasonable price.
2. Customized on-demand.
3. Reasonable shipping and fast delivery.
4.Free sample.
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