Q355GNH, Q415NH, Q460NH weathering steel for black diamond, antwerp belgium
Comments: Q355GNH weather-resistant steel, that is, atmospheric corrosion-resistant steel, is a low alloy steel series between ordinary steel and stainless steel. Q355GNH, Q415NH, Q460NH weathering steel, Q355GNH alloy steel plate and sheet are mainly used for stee
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