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1.5919
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We are professional 1.5919 Forged forging Steel Round Bars Rods Square rectangular rectangle Flat Hex Bars,1.5919 Forged Forging Steel Hollow Bars Forged Forging Sleeves Bushes Bushing Pipes Piping tube tubings barrels Casing Cases Shells cylinders hubs housings,1.5919 Seamless Rolled Steel Rings,1.5919 Forged Forging Steel rings,1.5919 Forged Forging Steel Blocks Discs Disks Plates,1.5919 Forged Forging Steel Gear Shafts Pinion Shafts Spindles bevel gears crown wheels crankshafts,and other 1.5919 forged forging parts Forged Products forged forging pieces forged forging steel components materials pieces products from china

Chemical Properties

W.NrDINC%SI%Mn%P%S%Cr%Mo%Ni%
1,591915CrNi60.14-0.19≤0.400.40-0.600.0350.0351.40-1.70-1.40-1.70

Applications

Components with large cross sections requiring high toughness and core strength, such us, gears, crankshafts and heavy-duty gear shafts in aircraft, truck construction and mechanical engineering.



Hot forming and heat treatment:

Forging or hot rolling:1100 - 850°C

Normalising:850 - 880°C/air

Soft annealing:650 - 700°C/furnace

Carburising:880 - 980°C

Core hardening:830 - 870°C/oil

Intermediate annealing:630 - 650°C

Case hardening:780 - 820°C/oil

Tempering:150 - 200°C


Treated for cold shearability, +S:max. 255 HB

Soft annealed, +A:max. 229 HB

Treated for strength, +TH:175 - 229 HB

Treated for ferrite and pearlite

structure and hardness range,

+FP:     156 - 207 HB