1.forged alloy bar 15Cr 2.size:300*5000mm 3.EF+LF+VD steel ingot 4.ut:sep1921-84D/d ... )Other Steel Grade:C45,CK45,S45C,45#,S20C,S35C,C60,ST52-3,ASTM A105,42CrMo4,S355J2G3,SAE8620,16MnCr5,20MnCr5,34CrNiMo6,SAE4130,SAE4340 ... ,SAE4140,17CrNiMo6,38CrMoAl,SCM440,SCM415,SCM420,SNCM439,S26C;21CrMoV511,56NiCrMoV7,ST52-3;SACM645,S355J2,5140;41Cr4,51CrV4,41CrAlMo7,40NiCrMo7,40NiCrMo3;40CrMoV4-6 ...