40XH2MA
2016-12-22 09:24:54 Origin： Remark：0 Click：
Standard specification of TOCT 4543 type 40XH2MA Round bar, flat bar, 40XH2MA Stock Available, Heat treatment, ESR Remelted
TECHNICAL SPECIFICATION - 40XH2MA
TECHNICAL SPECIFICATION: TOCT 4543 - 1971
STOCK AVAILABLE: Round bar Diam. 20 ~ 210mm
MATERIAL CATEGORY: alloy structural steel Cr - Ni - Mo type
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.37 ~ 0.44
Silicon, Si (％): 0.17 ~ 0.37
Manganese, Mn (％): 0.50 ~ 0.80
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 0.60 ~ 0.90
Nickel, Ni (％): 1.25 ~ 1.65
Molybdenum, Mo (％): 0.15 ~ 0.25
Molybdenum, Mo (％): 0.15 ~ 0.25
Copper, Cu (%): ≤ 0.30
MECHANICAL PROPERTIES UNDER ROOM TEMPERATURE
Hot working temperarture: 1150 ~ 850 Deg.
Hot working temperarture: 1150 ~ 850 Deg.
Heat treatment: Quenching 850 Deg. oil cooling
Tempering 620 water or oil cooling
Tensile strength, Rm ≥ MPa: 1079
Yield strength, Rp0.2 ≥ MPa: 932
Elongation, A5 ≥ (％): 12.0
Reduction of area, Z ≥ (％): 50.0
Tensile strength, Rm ≥ MPa: 1079
Yield strength, Rp0.2 ≥ MPa: 932
Elongation, A5 ≥ (％): 12.0
Reduction of area, Z ≥ (％): 50.0
Impact strength, AKv (J/cm2): 78
Annealed hardness | HBW: 269
Annealed hardness | HBW: 269
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 rods
Mechanical parts - connecting rods, bolts and nuts, Multidiameter shafts
PROFILE AND DIMENSIONS
Round bar & Disc (diameter): 5.50mm to 800mm
Square bar / Flat bar: 10mm to 600mm
Steel strip: T0.20 ~ 3mm X W10 ~ 200mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
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 rods
Mechanical parts - connecting rods, bolts and nuts, Multidiameter shafts
PROFILE AND DIMENSIONS
Round bar & Disc (diameter): 5.50mm to 800mm
Square bar / Flat bar: 10mm to 600mm
Steel strip: T0.20 ~ 3mm X W10 ~ 200mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
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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