Jun 29, 2016 #1 erjainesh Petroleum Mar 12, 2013 5 0 0 JP dear All, can anyone share ideas whether PMI can be done on hot dip galvanised bolts or not? or PMI is required to be carried out before coating?
dear All, can anyone share ideas whether PMI can be done on hot dip galvanised bolts or not? or PMI is required to be carried out before coating?
Jun 29, 2016 #2 EdStainless Materials May 20, 2004 15,893 0 36 US Unless you want to strip the galv from spots to test you had better do the testing before. = = = = = = = = = = = = = = = = = = = = P.E. Metallurgy, Plymouth Tube Upvote 0 Downvote
Unless you want to strip the galv from spots to test you had better do the testing before. = = = = = = = = = = = = = = = = = = = = P.E. Metallurgy, Plymouth Tube
Jun 29, 2016 #3 maxdistortion Mechanical Jun 24, 2016 20 0 0 CA I think you can do it but you have to scratch the galv coating off. Why do you need to PMI bolts? Are they structual bolts or pipe studs? Upvote 0 Downvote
I think you can do it but you have to scratch the galv coating off. Why do you need to PMI bolts? Are they structual bolts or pipe studs?
Jun 30, 2016 #4 metengr Materials Oct 2, 2003 15,478 0 0 US Yes, before galvanizing. Upvote 0 Downvote