Commodity: forged steel round bar
Ingot melting: EAF + LF + VD
Bar length: 4-6m
Size range:180mm-700mm
As forged condition straightness: ≤4mm/m, RT bar straightness: ≤2mm/m
As forged diameter tolerance: -0/+8mm; RT diameter tolerance:-0/+3 mm
Ultra-sonic test: as per SEP 1921 Group III C/c
Grain size: as per ASTM E112-96 Grade 5 or finer for normalized/annealed/QT condition
Non-metal inclusion: as per ASTM E45 A/B/C/D heavy ≤2, thin ≤2.5
Quantity: 15MT or double per size
Mill certificate as per EN 10204/3.1.B
Steel grade:C45,42CrMo4,SAE4340,SAE8620,Q390,
34CrNiMo6,F22,A105,F22,SAE8620
