... 50. a three-layer field joint coating system for pipeline operating temperature separately at 50. YHT50,JYHT60, ... joint coating system for pipeline operating temperature separately at 50,60,80,which consists of two -component solvent ... The system is compatible with line coatings for PE,FBE,Coal Tar, Tape&Asphalt. Radiation Crosslinked Heat Shrink Sleeves For Corossion Protection Of Oil & Gas Pipeline