1.7365
2016-12-16 20:18:01 Origin： Remark：0 Click：
Material specification for aircraft alloy structural steel 1.7365 Round bar, Flat bar, Forging EN 1.7365 Heat treatment, Ultrasonic test, Cold working / machined.
TECHNICAL SPECIFICATION - WS 1.7365
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Aircraft "S" series alloy structural steel
TYPE OF STEEL: 3% Cr-Mo steel
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.25 ~ 0.30
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％)≤: 0.035
Sulfur, S (％)≤: 0.030
Chromium, Cr (％): 3.00 ~ 3.50
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.40 ~ 0.70
Phosphorus, P (％)≤: 0.035
Sulfur, S (％)≤: 0.030
Chromium, Cr (％): 3.00 ~ 3.50
Nickel, Ni (%): ≤ 0.30
Molybdenum, Mo (％): 0.50 ~ 0.70
Molybdenum, Mo (％): 0.50 ~ 0.70
Other (%): Sn ≤0.030
Equal to: EN 40B
MECHANICAL PROPERTIES
Condition: Annealed
Annealed hardness: HB 269 Max.
Condition: Quenched and tempered
Tensile strength σb≥/MPa: 930 ~ 1080
Yield strength σs≥/MPa: 740
Elongation δ5≥(%): 35.0
Yield strength σs≥/MPa: 740
Elongation δ5≥(%): 35.0
AKV≥/J: -
Hardness HB: 269 ~ 321
Hardness HB: 269 ~ 321
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.
PRODUCT PROFILE / DIMENSIONS
Round bar / Disc (diameter): 5.50mm to 800mm
Square bar / flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Round bar / Disc (diameter): 5.50mm to 800mm
Square bar / flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 - 200mm X W1000- 2500mm X L1000-12000mm
Sheet steel via cold rolled: T0.5 - 6mm X W600- 1000mm X L1000 - 2000mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.
Sheet steel via cold rolled: T0.5 - 6mm X W600- 1000mm X L1000 - 2000mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers. Email: sales@ccsteels.com.
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers. Email: sales@ccsteels.com.
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