Tag Archives: Alloy 20 bolts for H2so4 corrosion

Sulfuric Acid ( H2SO4 ) is one of the most widely used and important acids, being an essential component to many industries. Equally as important is selecting the right material to survive this environment. This newsletter will provide options. WHICH IS BEST? That depends on BOTH concentration and temperature – … Continue reading

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Q: What fastener material is best for boiling sulfuric acid? A: Generally speaking, for 20-40% concentrations, Alloy 20 bolts will be the best bet for an economic solution. For all other concentrations in boiling H2SO4 you would have to use tantalum bolts, which can be costly. Though Hastelloy bolts work … Continue reading

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