standard dimensions steel tube diameter 25mm gi pipe

Tianjin Muchang Materials Imp.& Exp. Corp is a professional steel product supplier and exporter in China. We devoted to introducing quality products to the world, benefiting people's life. The product include steel pipes, galvanized steel coil , galvalume steel coil, PPGI , corrugated steel sheet , profiled bar, We make effort to build a first class corporate in Chinese steel import and export line. 

Tianjin Muchang Materials adhere to the quality, efficiency, customer service. In last decade, with an experienced, dynamic and highly efficient sales team, Tianjin Muchang has served many steel consumers, and achieved the annual export amount of ten million. We have successfully exported our products to more than 30 countries in the Middle East, Central and South America, Africa, etc. We are grateful for your trust, and willing to learn what you need.