... ASTM|AISI|ASME|BS|EN|DINProduct Name:Forged BlocksTechanical Test:PTBrand Name:BAIYEColor:Customized|Silver300mm AISI Stainless Steel Forged Blocks ... customers' different requirements. (7). Main material are CK45, AISI 4140&4130, 5CrMnMo, 40Cr, 42CrMo, 20Cr2Ni4, 5CrNiMo, 15CrNiMo, ... the overhaul need.Specifications:Material standard:GB, ASTM, AISI, ASME, DIN, BS, EN,Material:Carbon steel, stainless ...