34CrNiMo4
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Specifications DIN EN 10083-2 High tensile steel 34CrNiMo4 Round bar, flat bar, Plate 34CrNiMo4 Hot forging, Hot rolling, Heat treatment
TECHNICAL DATA SHEET - 34CrNiMo4
Technical specifications: DIN EN 10083-2 (2006), DIN 17200 (1987)
Melting process way: consumable electrode remelting
HS code: 7228 4000 / 7228 5000 / 7228 6000
Official test report: issued by TUV - SGS - BV
Typical chemical compositions (mass fraction %)
Carbon, C (％): 0.30 ~ 0.38
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.50 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 1.30 ~ 1.70
Molybdenum, Mo (％): 0.15 ~ 0.30
Nickel, Ni (％): 1.30 ~ 1.70
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃: 1050～850
Heat treatment temperature /℃ | annealing: 650～700
Heat treatment temperature /℃ | Normalizing: 850～880
Heat treatment temperature /℃ | Quenching: 830~ 860 oil
Heat treatment temperature /℃ | Tempering: 540～680
Hardness after annealing ≤ HBS: 248
Steel dimension /mm: ≤16
Tensile strength, σb ≥ MPa: 1200 ~ 1400
Yield strength, σs ≥ MPa: 1000
Elongation, δ5 ≥ (%): 9.0
Reduction of area, ψ ≥ (%): 40.0
Impact strength, |AKv ≥ J: 40
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.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft, Pressure vessel.
FORMS & DIMENSIONS
Round bar / rod / disc (diameter): 6.0 to 900 mm
Square bar / flat bar: 8 to 610 mm
Plate / Steel strip: 1.5 to 300 mm
Width: 8 to 1000 mm
Steel sheet: thickness 0.50 ~ 6.0, width 10 ~ 850 X length 1000 ~ 2000mm - Standard size
Length: random length or based on the customer's special requirement
Forged steel shape: stepped shafts, other different shapes based on OEM
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to email (sales@ccsteels.com) or call our resident team of qualified production engineers.
Technical specifications: DIN EN 10083-2 (2006), DIN 17200 (1987)
Melting process way: consumable electrode remelting
HS code: 7228 4000 / 7228 5000 / 7228 6000
Official test report: issued by TUV - SGS - BV
Typical chemical compositions (mass fraction %)
Carbon, C (％): 0.30 ~ 0.38
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.50 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 1.30 ~ 1.70
Molybdenum, Mo (％): 0.15 ~ 0.30
Nickel, Ni (％): 1.30 ~ 1.70
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃: 1050～850
Heat treatment temperature /℃ | annealing: 650～700
Heat treatment temperature /℃ | Normalizing: 850～880
Heat treatment temperature /℃ | Quenching: 830~ 860 oil
Heat treatment temperature /℃ | Tempering: 540～680
Hardness after annealing ≤ HBS: 248
Steel dimension /mm: ≤16
Tensile strength, σb ≥ MPa: 1200 ~ 1400
Yield strength, σs ≥ MPa: 1000
Elongation, δ5 ≥ (%): 9.0
Reduction of area, ψ ≥ (%): 40.0
Impact strength, |AKv ≥ J: 40
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.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft, Pressure vessel.
FORMS & DIMENSIONS
Round bar / rod / disc (diameter): 6.0 to 900 mm
Square bar / flat bar: 8 to 610 mm
Plate / Steel strip: 1.5 to 300 mm
Width: 8 to 1000 mm
Steel sheet: thickness 0.50 ~ 6.0, width 10 ~ 850 X length 1000 ~ 2000mm - Standard size
Length: random length or based on the customer's special requirement
Forged steel shape: stepped shafts, other different shapes based on OEM
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to email (sales@ccsteels.com) or call our resident team of qualified production engineers.
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