What material should be used for pipes for 102 sulfuric acid?

2018-09-07View Original

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This post was last edited by Qingse Nianhua on 2018-9-7 at 12:26. Under normal temperature and pressure, after checking, carbon steel can be used as well as 304 steel; so which one is better? Using PTFE lining seems to work too?

Reply #22018-09-07

Lined with PTFE is quite expensive, right? If it’s okay, one with a lower cost can be chosen instead

Reply #32018-09-07

Therefore, carbon steel or stainless steel is chosen, but upon researching, it was found that carbon steel is not suitable for fuming sulfuric acid at 100-102 degrees. Only high-alloy steel is suitable for stainless steel, and the price of high-alloy steel is roughly the same as that of PTFE lining. I’m so torn

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What material should be used for pipes for 102 sulfuric acid?

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