C35E/Ck35 steel structural,C35E/Ck35 steel structural CHEMICAL COMPOSITION

C35E/Ck35 steel structural is provided with higher yield strength, tensile strength, endurance strength, yield ratio (about 0.85 generally ) enough plasticity and toughness.

C35E/Ck35 steel structural CHEMICAL COMPOSITION (WEIGHT %)
C(％): 0.32～0.39
Si(％): ≤0.40
Mn(％): 0.50～0.80
P(％)≤: 0.035
S(％)≤: 0.035
Cr(％): ≤0.40
Mo(％): ≤0.10
Ni(％): ≤0.40
Other(％): Cr+Ni+Mo≤0.63％

C35E/Ck35 steel structural MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃: 1100～850
Heat treatment temperature /℃|annealing / normalizing : 650～700
Heat treatment temperature /℃|quenching: 870~900 oil
Heat treatment temperature /℃|tempering: 650~710
HBS: 145～175
(≥)|σb/MPa: 490～590
(≥)|σs/MPa: 275
(≥)|δ5(%): 22
(≥)|AKV/J: 55

C35E/Ck35 steel structural MECHANICAL PROPERTY UNDER HIGH TEMPERATURE
Yield strength σ0.2≥/MPa|200℃: 220
Yield strength σ0.2≥/MPa|300℃: 186
Yield strength σ0.2≥/MPa|350℃: 167
Yield strength σ0.2≥/MPa|400℃: 147
Yield strength σ0.2≥/MPa|450℃: —
Yield strength σ0.2≥/MPa|500℃: —

C35E/Ck35 steel structural 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.

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