saw blade steel strip Linyi Liangyu Steel Strip Co., LTD specialized in heat treatment quenching steel strip, cold rolled bright annealing material, hot rolled steel ... gray, bright (white), blue finished and yellow finished.High carbon steel is: 50#, 65Mn, T8-T10A, special type, 60Si2Mn. ... Low carbon steel is: 40#, 45#,Q195, Q215, Q235.The specification is: ...