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C55 steel Chemical composition,C55 steel mechanical property

C55 steel is a structural grade steel. offers good tensile and yiele strength,also used in bolt,nut and lever ect. C55 steel has reliable mechanical property, good formability and excellent cutability performance, which is widely used in various industries.Such as architecture, bridge construction, marine craft, heavy machine and other structure parts.

C55 steel Chemical composition in weight %:
0.52-0.60% C,
max. 0.40% Si,
0.60-0.90% Mn,
max. 0.045% P,
max. 0.045% S,
max. 0.40% Cr,
max. 0.10% Mo,
max. 0.40% Ni

C55 steel mechanical property:

C55 steel Heat Treatment
Hardening: 805 -845oC/water, oil

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