China high quality L6 Steel Bar

Alloy Steel:

Chinese Standard:16Mn,20Mn,30Mn2,30Mn5,40Cr,Q345D,Q345E,Q390;42CrMo,

20CrMo,38CrMoAl,40CrNiMo;48CrMo,5CrNiMo;

Japanese Standard:SCM415,SCM420,SCM440,SNCM439,SNCM220; SACM645

USA Standard:SAE4140,SAE4130,SAE9840,SAE4340,AISI4145H,SAE4150,SAE8620,

European Standard:42CrMo4,25CrMo4,34CrNiMo6,39CrNiMo3,17NiCrMo6,18CrNiMo7-6,

S355J2G3,ASTM A105,ST52-3,16MnCr5,20MnCr5,16MnCrS5,20MnCrS5,21CrMoV511,

56NiCrMoV7,18NiCrMo5,30CrNiMo8,34NiCrMo16,41CrAlNi7,34CrAlNi7,B7,B16,F11,

F12,F22,F5,F9,51Cr4.

Tool Steel:1.2714,H13,H11,P20,SKD61;

Delivery condtion:Hot forged+Normalzied+Rough Machined+Q/T

Size:Dia90mm- Dia800mm.

Steel ingot:EAF+LF+VD.

Ultra-sonic test: as per SEP 1921 Group III C/c,D/d,E/e;

As forged condition straightness: ≤4mm/m, RT bar straightness: ≤2mm/m

As forged diameter tolerance: -0/+8mm; RT diameter tolerance:-0/+3 mm

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

Payment:L/C at sight.

Delivery time:Within 30 days after L/C date