BS550MCK4 hot rolling carbon low-alloy high strength steel design by reducing the carbon equivalent of the steel and welding crack sensitivity index, and use of advanced smelting equipment and technology to strengthen the collection of micro-alloying

BS600 belongs BS series rolled high strength steel, BS600 hot rolling carbon low-alloy high strength steel design by reducing the carbon equivalent of the steel and welding crack sensitivity index, and use of advanced smelting equipment and technology

The main processing technique for B600QK steel is roll forming. Punch forming and spin forming are usually applied for disc.