826M31
2017-09-22 10:22:24 Origin： Remark：0 Click：
2.5% Ni-Cr-Mo steel Grade 826M31 Round bar, flat bar, and forgings 826M31 Steelmaking, Electroslag melting, Hot forging / rolling, Heat treatment, Cold machined, 100% UT.
TECHNICAL DATA SHEET - Grade BS 826M31
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Aircraft "S" series alloy structural steel
TYPE OF STEEL: 2.5% Ni-Cr-Mo steel
CHEMICAL COMPOSITION (mass weight %)
Carbon, C (％): 0.27 ~ 0.35
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.45 ~ 0.70
Phosphorus, P (％)≤: 0.025
Sulfur, S (％)≤: 0.020
Chromium, Cr (％): 0.45 ~ 0.70
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.45 ~ 0.70
Phosphorus, P (％)≤: 0.025
Sulfur, S (％)≤: 0.020
Chromium, Cr (％): 0.45 ~ 0.70
Nickel, Ni (%): 2.30 ~ 2.80
Molybdenum, Mo (％): 0.45 ~ 0.65
Molybdenum, Mo (％): 0.45 ~ 0.65
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Condition: Heat treatment
Tensile strength, σb≥/MPa: 1080 ~ 1280
Yield strength, σs≥/MPa: 885
Elongation, δ5≥ (%): 7.0
Yield strength, σs≥/MPa: 885
Elongation, δ5≥ (%): 7.0
Impact Strength, AKv ≥/J: -
Hardness HBW: 310 ~ 382
Hardness HBW: 310 ~ 382
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): 5.5 to 650mm
Round bar & Disc (diameter): 5.5 to 650mm
Wire rod (Diameter): 5.5 ~ 15mm
Square bar / Flat bar: 10 to 800mm
Heavy/middle plate via hot rolled: T60 - 400mm X W100 - 1000mm X L1000 - 5000mm
Square bar / Flat bar: 10 to 800mm
Heavy/middle plate via hot rolled: T60 - 400mm X W100 - 1000mm X L1000 - 5000mm
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
If you meet further on any technical enquiry or help, pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
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