Steel forged barDelivery condition: Hot forged+Black surfaceGrade: SCM415, SCM440(42CrMo4), S45C, S20C, H13, S355J2G334CrNiMo6, 39CrNiMo3, 4340, 4130, CK45, ST52-3, SAE8620UT: As per Sep1921-84 Class 3 C/cSurface Tolerance: -0/+8mmStraightness: 3mm/M...
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