Shanghai AILE Petroleum Equipment MFG, CO., LTD. is an ISO 9001 Certified company engaged in manufacturing, supplying & exporting differents specs of Fuel Dispensers, Fuel Dispenser Parts including Automatic Nozzles, Manual Nozzles, DEF Automatic nozzle, Hose Swivels & Couplings, Breakaways, Angle Check Valve, Emergency Shut-off Valve, Pumps, Flow Meters, Spill Containers, Monitering Well Manholes, which cover the completed line of products in fuel dispenser parts.Fuel Tanker Parts, including API Bottom Loading Valves/Adaptors, Manhole Covers(Aluminum/Steel, 20 inch/16 inch), Emergency Foot Valves(Pneumatic/Manually operated, 3inch/4inch), Vapor Vent Valves(for 20 inch/16 inch manhole), Air Interlock, Vapor Recovery Adaptor, Mechanical Operator, Gravity Coupler, Dust Cap, Slot Truck Plug, Optic Sensor/Probe and so on.Dry quick connect Couplings 1. Dry Gas hose unit 3" with integrated break-away. 2. Dry Gas hose unit 3", 3" female NPT threaded connection 3. Dry Gas Tank unit ,AILE had received the certificates from ISO 9001, PEI (Petroleum, Equipment Institute),CE (Confirmite Europeenne), TDT (Transportowego Dozoru Technicznego), TUV (Germany) and ATEX (European Union).