1.7225
2014-11-07 15:28:55 Origin： Remark：0 Click：
DIN EN 10083-2 Hardened Steel 1.7225 high tensile and excellent hardenability steelmaking, hot forging 1.7225 hot rolling, Heat treatment
MATERIAL DESIGNATION - W-Nr 1.7225
MATERIAL CATEGORY - hardened and tempered steel
INVENTORY & STOCKLIST - Round bar Dia.20 ~ 350mm, plate T8 ~ 150 X W15 ~ 1000 X Lmm
MATERIAL SPECIFICATIONS - DIN EN 10083-2 (2006), DIN 17200 (1987)
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.38 ~ 0.45
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.60 ~ 0.90
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 0.90 ~ 1.20
Molybdenum, Mo (％): 0.15 ~ 0.30
Nickel, Ni (％): -
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.60 ~ 0.90
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 0.90 ~ 1.20
Molybdenum, Mo (％): 0.15 ~ 0.30
Nickel, Ni (％): -
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT
Hot working temperature /℃: 1050～850
Heat treatment temperature /℃| annealing: 680~720
Heat treatment temperature /℃| annealing: 680~720
Heat treatment temperature /℃| Normalizing: 840~880
heat treatment temperature /℃| Quenching: 830~860 Oil
Heat treatment temperature /℃| Tempering : 540~680
Hardness after annealing ≤ HBS: 255
heat treatment temperature /℃| Quenching: 830~860 Oil
Heat treatment temperature /℃| Tempering : 540~680
Hardness after annealing ≤ HBS: 255
Steel dimension /mm: ≤ 16
| σb≥ MPa: 1100 ~ 1300
| σs≥ MPa: 900
| δ5≥ (%): 10.0
| ψ≥ (%): 40.0
| AKv ≥ J: 35
| σb≥ MPa: 1100 ~ 1300
| σs≥ MPa: 900
| δ5≥ (%): 10.0
| ψ≥ (%): 40.0
| AKv ≥ J: 35
Steel dimension /mm: 17 - 40
| σb≥ MPa: 1000 ~ 1200
| σs≥ MPa: 750
| δ5≥ (%): 11.0
| σb≥ MPa: 1000 ~ 1200
| σs≥ MPa: 750
| δ5≥ (%): 11.0
| ψ≥ (%): 45.0
| AKv ≥ J: 40
| AKv ≥ J: 40
Steel dimension /mm: 41 - 100
| σb ≥ MPa: 900 ~ 1100
| σs ≥ MPa: 650
| δ5 ≥ (%): 12.0
| ψ ≥ (%): 50.0
| AKv ≥ J: 40
| σb ≥ MPa: 900 ~ 1100
| σs ≥ MPa: 650
| δ5 ≥ (%): 12.0
| ψ ≥ (%): 50.0
| AKv ≥ J: 40
PROFILE & DIMENSIONS
Round bar / rod / disc (diameter): 5.5mm to 800mm
Square bar / Flat bar: 10mm to 650mm
Plate / Steel strip: 0.1mm to 200mm
Width: 8mm to 300mm
Steel sheet: thickness 0.50 ~ 6.00mm, width 1000mm 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.
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.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to Email or call our resident team of qualified production engineers, Email: sales@ccsteels.com
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