Construction Inner wire polypropylene coated steel wire Lining PP fabric and film Outer cover Polyester fabric coated PVC Outer wire Galvanized steel wire Temperature range -22F to +176F Safety factor Bursting pressure: working pressure = 4:1 Others working pressure=10bar inside diameter 1"~4" is available Application:convey and suction petrol, engine fuel, lubrecate and other mineral oil,chemical liquid