CNC flame cutting for JIS G3114 atmospheric corrosion resisting steels

Chemical composition of JIS G3114 atmospheric corrosion resisting steels, Q420qENH steel plate:
Carbon C: not more than 0.11, silicon Si: 0.15-0.50, manganese Mn: 1.10-1.50, niobium Nb: 0.01-0.1, vanadium V: 0.01-0.1, titanium Ti: 0.006-0.03, chromium Cr: 0.40-0.70, nickel Ni: 0.30-0.40, copper Cu: 0.25-0.50, molybdenum Mo: not more than 0.20, nitrogen N: not more than 0.008.

JIS G3114 atmospheric corrosion resisting steels controlled rolling is that, on the basis of adjusting the chemical composition of JIS G3114 atmospheric corrosion resisting steels, by controlling the heating temperature, rolling temperature, deformation system and other process parameters, the change law of austenite structure and the microstructure of phase transformation products are controlled, so as to achieve the purpose of refining the structure and improving the strength and toughness of JIS G3114 atmospheric corrosion resisting steels.

Well known Chinese steel material supplier JIS G3114 atmospheric corrosion resisting steels products
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