1 USA 
Square Tubes For Construction - China
price: contact company for price
The main standards of our square tubes are： ASTM A500 Grade B, ASTM A513 (1020-1026) ASTM A36 (A36) EN 10210: S235, S355, S235JRH, S355J2H, S355NH
EN 10219: S235, S355, S235JRH, S275J0H, S275J2H, S355J0H, S355J2H Our product quality complies with international standards and is suitable for application in fields such as construction, support, and Bridges.
Company Contact:
- Posted By: Central Steel Manufacturing Co.,Ltd
- Phone: 073188655017
- Address: No.468, Tongzipo West Road, High-tech Industrial Development Zone, Yuelu District, Changsha , Hunan , China
- Email:
- Website: https://www.central-steels.com/
Published date: November 9, 2025
- Business Description: CENTRAL STEEL is a leading manufacturer, exporter, and stockist of steel pipes and fittings including carbon steel, stainless steel and alloy steel in China.
Our production facilities covers an area of nearly 80,000 square meters including the production line、office buildings and warehouses , with over 500 employees which can brings a total production capacity about 450,000 tons of pipes and accessories at annually basis.
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