Forged Carbon Steel Grade S355J2G3 (ST52-3 N,A350LF2,S355J2 )
Supply Specifications:
Standard: EN10025-2:2004, EN10083-2:2006, EN10084
Size range: 180-710MM
Dia tolerance: -0/+3mm (rough turned surface)
-0/+8mm (black surface)
Length: 3-5.8m
Chemical Composition:
C 0.16-0.22
Mn 1.20-1.60
Si 0.25-0.40
P 0.035 Max
S 0.02-0.035 Max
Cr 0.30 Max
Ni 0.30 Max
Mo 0.08 Max
Al 0.02-0.04 Max
Cu 0.30 Max
H2 2.5ppm
Cev 0.45 Max
Grain Size: 5 Or Finer As Per Astm E112
Reduction Ratio: 1 To 4 Min
Production Process: Eaf + Lf + Vd + Forged
Heat Treatment: Normalized Or Annealed
UT Test: Ultrasonic Test According To Sep 1921-84 Grade 3 Class C/C
Micro-Purity: Acc. To Din 50602 – K 4(O) Max. 30.‐
Surface: Black Surface Or Rough Turned
Ends Of Bars Are Sawn. None Centre Hole Is Allowed.
MTC: Inspection Certificates 3.1 According To En 10204 – 2004 With All Required And Obtained Values Of Present Specification.‐
Application: For Vehicles, Engines And Machines, For Parts Of Larger Cross-Sections, Crank Shafts, Gears.
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