... .40~1.80We are specialized in heat-resisting super alloy, anticorrosion alloy, precision alloy, flat steel, square steel, die steel, spring ... steel, carbon tool steel, stainless steel, alloy steel, high speed steel, carbon structural steel, hot-rolled bar ... hand, in national defence, army, aerospace and electronic information.ADD:South of West Ma Gezhuang village,South of Shuangqiao ...