TOCT 4543 Gr.38XC
2016-11-28 15:36:42 Origin： Remark：0 Click：
Alloy Steel TOCT 4543 type 38XC Round bar, flat bar instock, Steelmaking, ESR melted, Blooming, Hot forging / rolling, Heat treatment
TECHNICAL SPECIFICATION - TOCT 4543 type 38XC
TECHNICAL SPECIFICATION: TOCT 4543 - 1971
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: alloy structural steel - Cr-Si type
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.34 ~ 0.42
Silicon Si (％): 1.00 ~ 1.40
Manganese, Mn (％): 0.30 ~ 0.60
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 1.30 ~ 1.60
Nickel, Ni (％): ≤ 0.30
Molybdenumm, Mo (％): -
Copper, Cu (%): ≤ 0.30
MECHANICAL PROPERTIES UNDER ROOM TEMPERATURE
Hot working temperarture: 1150 ~ 850 Deg.
Hot working temperarture: 1150 ~ 850 Deg.
Heat treatment: Quenching 900 Deg. oil cooling
Tempering 630 oil cooling
Tensile strength, Rm ≥ MPa: 932
Yield strength, Rp0.2 ≥ MPa: 735
Elongation, A5 ≥ (％): 12.0
Reduction of area, Z ≥ (％): 50.0
Tensile strength, Rm ≥ MPa: 932
Yield strength, Rp0.2 ≥ MPa: 735
Elongation, A5 ≥ (％): 12.0
Reduction of area, Z ≥ (％): 50.0
Impact, AKv (J/cm2): 69
Annealed hardness | HBW: 255
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.
OFFERING FORMS AND DIMENSIONS
Round bar & Disc (diameter): 5.5mm to 500mm
Square bar / Flat bar: 10mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 200mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
Annealed hardness | HBW: 255
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.
OFFERING FORMS AND DIMENSIONS
Round bar & Disc (diameter): 5.5mm to 500mm
Square bar / Flat bar: 10mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 200mm X Coil
Forging piece: 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) our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
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