BS series of high-strength structural steel Baosteel shares advanced smelting technology, niobium titanium micro-alloying process and precise controlled rolling and controlled cooling technology, metallurgical microstructure obtained bainite plus a small amount of ferrite.

BS550 high strength steel to carbon low-alloy structural steel with good weldability and cold formability, is widely used in engineering machinery, construction vehicles, container boxes and other manufacturing industries.

Shanghai Royal Industry Will return you with high-quality products and complete after-sale service with the lowest price. we committed to exceed customer's expectation on the basis of quality, price, and delivery. We sincerely hope to establish long-term cooperation relationship with you on the basis of mutual benefit, reciprocity and common development. As BS550 Mechanical and BS550 suppliers, we can supply BS550 Chemical, BS550 Mechanical and BS550 standard for you ,please contact us ：info@sg295steel.com