Cold Rolled Automotive Steel B210P1 high-strength phosphor steel refers to low carbon or ultra-low carbon steel especially added with certain amount of phosphor

Cold Rolled Automotive Steel B180P2(BP340) high-strength phosphor steel refers to low carbon or ultra-low carbon steel especially added with certain amount of phosphor

Cold Rolled Automotive Steel B170P1 steel refers to low carbon or ultra-low carbon steel especially added with certain amount of phosphor