... #, 2.Q195-Q275,40Cr,20-42CrMo,20-30CrMnTi top quality carbon Structural Steel Bar1.10#,20#,25#,30#,35#,40#,45#,50 ... ,Used for making normal mechinery parts,such as bolt,chain,pull rod,shape steel,steel plate,flat bar steel and so onPackaging We provide ... relationships with many manufacturers in Laiwu, meaning that we can supply our customers with high-quality and low-cost products. We ...