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20CrNi2Mo / 1.5919 / AISI4320 Alloy Hot Rolled Steel Round Bar Dia10-350mm
APPLICATIONS:
Cutting tools, stamping, woodworking, drawing, deep drawing and pressing tools, cold working rolls, measuring tools, shafts, axles, spindles, levers, vehicle axle shafts.
RELATED SPECIFICATIONS:
Germany W.Nr. 1.5919 / 18CrNi6
DIN 15CrNi6
Great Britain EN 14CrNi6
B.S. 637M17
USA ASTM / AISI 4320
SAE4320H
Russia GOST 12ChN2
France AFNOR 16 NC 6 /16NC4
Italy UNI 16CrNi4 / 16NiCr4Pb
Japan SNCM420
Chemical Composition (%):
Carbon 0.17-0.23
Silicon 0.20-0.35
Manganese 0.40-0.70
Phosphorus 0.030max
Sulphur 0.030 max
Nickel 1.60-2.00
Chromium 0.35-0.65
Molybdenum 0.20-0.30
Process: EAF+LF+VOD+Rolled+Heat Treatment(optional)
SIZE RANGE:
Round:
Hot Rolled: 10mm-350mm
SURFACE FINISHES:
Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)
Test: Ultrasonic test according to SEP 1921-84
Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Marking: Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted