1.8522
2025-08-22 10:17:00 Origin： Remark：0 Click：
Carburized structural steel 1.8522 Round bar, Flat bar 1.8522 Shaft, Inventory 1.8522 Stockist from steelmaking, ESR, Hot forging/hot rolling, heat treatment,
Official Test Certificate: issued by TUV - SGS - BV
TECHNICAL DATA SHEET - 1.8522
MATERIAL CATEGORY: Carburized structural steel
MATERIAL SPECIFCIATIONS - EN 10085 (2001), DIN 17211 (1987)
CHEMICAL COMPOSITIONS (mass weight %)
Carbon, C (％): 0.29 ~ 0.36
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 2.80 ~ 3.30
Molybdenum, Mo (％): 0.70 ~ 1.00
Vanadium, V (％): 0.15 ~ 0.25
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 2.80 ~ 3.30
Molybdenum, Mo (％): 0.70 ~ 1.00
Vanadium, V (％): 0.15 ~ 0.25
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃: 1050～850
Heat treatment temperature /℃| annealing: 850
Heat treatment temperature /℃| quenching: 900~925 Oil
Heat treatment temperature /℃| tempering: 600～660
Hardness after annealing HBS ≤: 248
Heat treatment temperature /℃| annealing: 850
Heat treatment temperature /℃| quenching: 900~925 Oil
Heat treatment temperature /℃| tempering: 600～660
Hardness after annealing HBS ≤: 248
Tensile strength, ≥ σb / MPa: 1150 ~ 1350
Yield strength, ≥ σs ≥ MPa: 950
Elongation, ≥ δ5 (％) ≥: 11.0
Impact strength, ≥ AKU / J : 70
PRODUCT PROFILE & DIMENSIONS
Impact strength, ≥ AKU / J : 70
PRODUCT PROFILE & DIMENSIONS
Round bar / disc (diameter): 5.5 to 650mm
Square bar / flat bar: 10 to 800mm
Length: random length or based on the customer's special requirement.
Square bar / flat bar: 10 to 800mm
Length: random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 ~ 400 X W50 ~ 1000 X L1000 ~ 4000mm
Sheet steel via cold rolled: T1.5 - 6 X W10 - 1000 X L1000 - 2000mm
Forging piece: stepped shafts, other different shapes based on OEM.
Sheet steel via cold rolled: T1.5 - 6 X W10 - 1000 X L1000 - 2000mm
Forging piece: stepped shafts, other different shapes based on OEM.
TYPICAL APPLICATIONS
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, Pressure vessel.
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, Pressure vessel.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
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