1.8523
2026-03-01 11:46:00 Origin： Remark：0 Click：
DIN EN 10085 specification carburized structural steel 1.8523 hardened round bar, flat bar, shaft 1.8523 available from stock hot forged & rolled, heat treated
Official test certificate: issued by TUV - SGS - BV
MATERIAL DESIGNATION - 1.8523
Material category: 3.25Cr - 0.95Mo 0.20Mo base carburized steel
Technical specifications - DIN EN 10085 (2001), DIN 17211 (1987)
Typical chemical compositions (mass fraction %)
Carbon, C (％): 0.35 ~ 0.42
Silicon, Si (％): 0.15 ~ 0.40
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 3.00 ~ 3.50
Molydenum, Mo (％): 0.80 ~ 1.10
Vanadium, V (％): 0.15 ~ 0.25
Silicon, Si (％): 0.15 ~ 0.40
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 3.00 ~ 3.50
Molydenum, Mo (％): 0.80 ~ 1.10
Vanadium, V (％): 0.15 ~ 0.25
MECHANICAL PROPERTIES - HEAT TREATMENT AND HARDNESS
Hot working temperature / ℃: 1050～850
Heat treatment temperature / ℃ annealing: 650～700
Heat treatment temperature / ℃ quenching: 920 ~ 960 Oil or air cooled
Heat treatment temperature / ℃ tempering: 570 ~ 650
Heat treatment temperature / ℃ annealing: 650～700
Heat treatment temperature / ℃ quenching: 920 ~ 960 Oil or air cooled
Heat treatment temperature / ℃ tempering: 570 ~ 650
Heat treatment temperature / ℃ carburizing: 490 ~ 510
Hardness after annealing HBS ≤: 262
Hardness after annealing HBS ≤: 262
Size /mm: ≤ 40
Tensile strength, ≥ σb / MPa: 1240
Yield strength, σs ≥ MPa: 1080
Elongatio, δ5 (％) ≥: 8.0
Impact strength, ≥ AKv / J (DVM-V form sampling): 27
Impact strength, ≥ AKv / J (DVM-V form sampling): 27
Size /mm: ≤ 100
Tensile strength, ≥ σb / MPa: 1270
Yield strength, Rp0.2 ≥ MPa: -
Elongation, δ5 (％) ≥ : -
≥ AKV / J (DVM-V form sampling): -
≥ AKV / J (DVM-V form sampling): -
Size /mm: ≤ 250
Tensile strength, σb / MPa: 1080
Yield strength, σs ≥ MPa: -
Elongation, A5 (％) ≥: -
Impact strength, ≥ AKV / J (DVM-V form sampling): -
Impact strength, ≥ AKV / J (DVM-V form sampling): -
PROFILES & DIMENSIONS
Round bar / rod / disc (diameter): 6.0 to 850 mm
Square bar / flat bar: 8 to 600 mm
Length: random length or based on the customer's special requirement.
Round bar / rod / disc (diameter): 6.0 to 850 mm
Square bar / flat bar: 8 to 600 mm
Length: random length or based on the customer's special requirement.
Sheet steel via cold rolled: T1.0 ~ 6 X W10 ~ 1000 X L1000 ~ 2000mm
Steel strip via cold rolled: T0.5 ~ 3 X W5 ~ 200 X L (or in coil form)
Forging piece: stepped shafts based on OEM.
Steel strip via cold rolled: T0.5 ~ 3 X W5 ~ 200 X L (or in coil form)
Forging piece: stepped shafts based on OEM.
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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