Hot Dip Galvanizing

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  1. Sand blast
  2. Base bath - 10 minutes min
  3. Base bath - 7 minutes min
  4. Flux - ammonium
  5. Actual dip - 3.5 minutes (until base metal reaches melt temp of 835F)
  6. Water - trapped water explodes, and is dangerous, so first dip is dangerous and venting must be assured.

https://www.aisc.org/globalassets/modern-steel/archives/2014/08/2014v08_galvanizing.pdf