... ≤0.005 3.the performance advantages and the uses (1).Highlight advantagesHigh hot strength and hardnessgood resistance to heat,good ... air-quenchingExcellent corrosion resistance 4.We supply two smelting material (1)Electric arc furnace, ladle furnace, vacuum degassing(2)Electric ... ton vacuum refining furnace with hydrogen and oxygen determination system,1 set 50 ton electro slag re-smelting furnaces,2 ...