... / Annealed / Quenched / tempered), Rough machining5.Technical Data: Chemical Composition, Physical Properties and Mechanical Testing according to the customer's requirement6.Test ... ,34CrNiMo6,SAE4130,SAE4340,18CrNiMo7-6,39CrNiMo3,SAE4140,17CrNiMo6,38CrMoAl,SCM440,SCM415,SCM420,SNCM439,S26C;21CrMoV511,56NiCrMoV7,ST52-3;SACM645,S355J2,5140 ...