Sep 7, 2015 #1 tiga852 Mechanical Mar 5, 2012 3 Anyone enlightens me why in the old days we used Lead Tip gasket for ductile iron pipe joint and nowadays we use EPDM gasket?
Anyone enlightens me why in the old days we used Lead Tip gasket for ductile iron pipe joint and nowadays we use EPDM gasket?
Sep 8, 2015 #2 tbuelna Aerospace Aug 10, 2002 4,026 Probably because EPDM materials were not an economical option until fairly recently. Upvote 0 Downvote
