CaF2 80%min,SiO2 23%max,S 0.2%max,P0.08%max.particle size:6-70mm,regulare need for steel making industry.
steel billet similar to Chinese standard Q345B and Q235B,monthly need 5000mt,size:150*150*11800mm,120*120*11800,physical performance accordance is a must.
Tags : steel billet, square steel