... sleeve has been used in National Iran Gas Company (N.I.G.C).Product selection guideJYHT50, JYHT60, JYHT80 JYHT50, JYHT60, JYHT80 ... 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 ...