Open die forgings 4340, 39CrNiMo3, 34CrNiMo6

14). Inspection Certificate: CCS, LR, GL, BV etc.

13). Mill Test Certificate (MTC): acc. EN10204,3.1

12). H2 component: max.2.5ppm

11). Tolerance: -0/+3mm

10). Straightness: max.3mm/m

9). Grain Size: To ASTM E112 or EN ISO 643:5 or finer

8). Surface condition: rough turned

7). Heat treatment: Annealed / Normalized / Quenched&Tempered

2). Size: dia.80-800mm
3). Melting process: EAF+LF+VD+ESR
4). Ultrasonic test: SEP1921,D/d
5). Specification:EN10084-1998
6). Reduction ratio: min.4

1).Grade: SAE4140 (42CrMo4SCM440708M40), 4340(34CrNiMo61.6582SNCM439EN24), 1045(C45S45CCK45080M46),13CrMo4-5(SCM4151.7335), 8640(36CrNiMo4), 410(SUS410), 420(SUS420J1) ,39CrNiMo3, 30CrNiMo8, S355J2G3(SF440), EN26, D2(SKD11), H13(SKD611.2344X40CrMoV5 1), P20, 1.2379(X155CrVMo12 1), 1.2080(X210Cr12)

Open die forgings

Open die forgings 4340, 39CrNiMo3, 34CrNiMo6
Melting: EAF+LF+VD+ESR
UT:SEP1921,D/d
Spec.:EN10084-1998
MTC: acc. EN10204,3.1