Through analysis and comparison on different types of pipes for vacuum acid absorption used in the railway switchyard of Guixi Smelter for many years, ideal applicable pipes are chosen.

• 本文分析了贵溪冶炼厂硫酸运输中采用的真空吸酸管路腐蚀的原因,并对采用不同管材进行了分析比较,提出了可采用的理想管材。