Home > Products > Square pipe > Carbon / Mild Square Iron Pipe / Tube
Carbon / Mild Square Iron Pipe / Tube
- Tianjin
- T/T
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Product Details
| Thickness | 1.3, 20 | Section Shape | Square | |
| Outer Diameter | 20*20-500*500 mm | Place of Origin | Tianjin, China | |
| Secondary Or Not | Non-secondary | Application | Other, Structure Pipe, Steel structure pipe, Building material, Fence pipe, Greenhouse pipe | |
| Technique | ERW | Certification | CE | |
| Surface Treatment | Other, Oiled, non-oiled,black painted | Alloy Or Not | Non-alloy |
Product Description
carbon / mild square iron pipe / tube
Product name | Square steel pipe |
Outer Diameter | 20*20-500*500mm |
Wall thickness | 1.3-20mm |
Length | 5.8m, 6m, 12m or other lengths as customer's requirement |
Supplying ability | 1,500,000 tons per year |
Surface treatment | oiled, non-oiled, black painted |
Section shapes | square |
Standard | ASTM A500, EN 10219, GB/T 6728 |
Material | Q195, Q215, Q235, Q345 |
Technique method | ERW, welded, cold formed, hot rolled |
Certificate | CE, ISO9001 |
Package |
Small OD: packaged by steel strips Big OD: in bulk Woven cloth with 7 slats According to the export standard or customer's requirement
|
Application | Steel structure pipe, Building material, Fence pipe, Greenhouse pipe etc |
Payment terms | T/T, L/C |
Name of product | size (mm) | wall thickness(mm) | Name of product | size (mm) | wall thickness (mm) |
square tubes | 20*20 | 1.3-2.5 | rectangular tubes | 20*30 | 1.3-2.75 |
25*25 | 1.3-2.75 | 20*40 | 1.3-2.75 | ||
30*30 | 1.3-2.75 | 25*40 | 1.3-2.75 | ||
40*40 | 1.3-3.75 | 30*50 | 1.3-4.75 | ||
50*50 | 1.3-5.75 | 30*60 | 1.3-4.75 | ||
60*60 | 1.3-5.75 | 40*50 | 1.3-4.75 | ||
70*70 | 1.3-5.75 | 40*80 | 1.3-4.75 | ||
80*80 | 1.3-5.75 | 50*70 | 1.3-4.75 | ||
90*90 | 1.3-5.75 | 50*80 | 1.3-4.75 | ||
100*100 | 1.5-12 | 60*90 | 1.3-4.75 | ||
120*120 | 2.5-12 | 50*100 | 1.3-5.75 | ||
140*140 | 2.75-16 | 50*150 | 1.3-5.75 | ||
150*150 | 2.75-16 | 60*160 | 1.3-5.75 | ||
160*160 | 3.0-16 | 100*150 | 2.5-16 | ||
180*180 | 3.0-16 | 100*200 | 2.5-16 | ||
200*200 | 3.0-16 | 100*250 | 2.5-16 | ||
250*250 | 4.75-20 | 150*300 | 4.5-16 | ||
300*300 | 4.75-20 | 200*300 | 5.5-20 | ||
400*400 | 4.75-20 | 200*400 | 5.5-20 | ||
500*500 | 4.75-20 | 400*600 | 5.5-20 |
Special sizes can be customized according to the customer' requirement.
CE Certification And ISO9001 :2008 Certification

Tianjin Yuanxingtai International trading Co.,Ltd is a subsidiary owned to Tianjin Yuantaiderun Pipe Group Co., Ltd. It is responsible for the export of all of the group’s products. We are a leading steel pipe producer in China and our businesses have expanded to include logistics and trade. As one of the biggest manufactures in square and rectangular steel pipes, the output of us reaches to 1,500,000 metric tonnes.
Small OD: packaged by steel strips
Big OD: in bulk
Woven cloth with 7 slats
According to the export standard or customer's requirement

Contact Us
- Tianjin Yuanxingtai International Trading Co., Ltd.
- Contact nameMickey xu Chat Now
- Phone86-22-58956377-807
- AddressRoom 2215, Technology and Financial Building, No. 5, Meiyuan Road
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