... liquefied gases CONSTRUCTION:Chemical Hose, fuel pipes,composite hoseChemical Hose, composite hose is a multi-layer thermoplastic hose made around several PTFE ... easy to handle and bend, It is a specific hose designed for the transfer of aggressive acids and alkalies, ... tank ,chemical industry , in-plant and terminal service.SafetyThe hose assemblies are tested at 1 ½ times rated working pressures ...