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Silicon, Si (％): 0.15 ~ 0.40
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％)≤: 0.020
Sulfur, S (％)≤: 0.015
Chromium, Cr (％): 1.00 ~ 1.40
Molybdenum, Mo (％): 0.35 ~ 0.65
Yield strength σs≥/MPa: 850
Elongation δ5≥(%): 10.0
Hardness under annealed condition HBW: 269 max.
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners, Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut, Multidiameter shaft.
Square bar / Flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Forging piece: stepped shafts, other different shapes based on OEM.
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