... or 4 meter or as request SCM440 Forged Steel Bar SCM440 Steel Grade: AISI1020,AISI1040,AISI1045,AISI1050, CK15, ... SACM645,SAE4140,SAE4130,SAE9840,SAE4340,AISI4145H,SAE4150,SAE8620;42CrMo4,25CrMo4,34CrNiMo6,39CrNiMo3,17NiCrMo6,18CrNiMo7-6,S355J2G3,ASTM ... after order confirmed Note:Forged tube, forged square, forged shaft, forged alxs,forged wind turbine main shaft,ship shaft and other finishing service ...