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真空制盐是以井矿区的岩卤为原料真空蒸发制取食盐的重要国民经济部门。其关键设备一效加热室,由于接触130℃以上的氯化物,设备腐蚀非常严重,碳钢加热管使用半年穿孔,九个月进行换管大修。铜镍合金
Vacuum salt production is a well-known national economic department that takes salt rock as a raw material for vacuum evaporation in salt production. The key equipment of a heating chamber, due to contact with more than 130 ℃ chloride, the equipment is very serious corrosion, carbon steel heating pipe used six months perforation, nine months for pipe overhaul. Copper-nickel alloy