... operating temperature separately at 50,60,80, which consists of two-component solvent-free liquid epoxy primer, a wraparound HSS and a ... , FBE, Coal Tar, Tape & Asphalt.FRD, FRYFRD, FRY is a two-layer field joint coating system for pipeline operating at ambient ... and abrasion on the exterior of the joint.PCPTPCPT base material is low density synthesis polyethylene diaphragm,the rubber level models ...