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Chemical composition and application of 20MnMoNi55 steel

20MnMoNi55 steel is mainly used in the manufacture of methanol synthesis towers.

20MnMoNi55 steel plate specification range:
20MnMoNi55: 8-150mm×1500-3900mm×3000-12000mm

20MnMoNi55 steel chemical composition (melting analysis):
C 0.15-0.25, Si 0.10-0.35, Mn 1.15-1.55, P≤0.015, S≤0.012, Cr≤0.20, Ni 0.45-0.85, Mo 0.40-0.55, Al 0.01-0.05, Cu≤0.15, V≤0.02, Ti≤ 0.03, Sn≤0.011, As≤0.025, N≤0.013

20MnMoNi55 steel is widely used in petroleum, chemical, power station, boiler and other industries to make reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, liquefied gas tanks, nuclear reactor pressure shells, boiler drums, liquefied petroleum cylinders, hydropower station high-pressure water pipes, turbine volutes and other equipment and components.

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