Our production of refueling machine accessories include self-sealing refueling gun 6 points (gasoline) 6 points (diesel) 1 inch diesel, stainless steel self-sealing gasoline gun 6 points, DN15&DN25&DN32 metering refueling gun, 6 points ordinary oil gun, 1 inch, 1.5 inch, 2 inch barrel gun. Connecting oil tanker and oil gun tubing joint, fixed joint, universal joint, live joint, intermediate joint. Used between oil pipe and oil tanker, built-in check valve, disposable. When the pull force is too large, it will automatically break, and automatically close the break valve to prevent fuel overflow. Used to observe whether the oil in the tanker pipeline (pure or polluted) passes through the hose to reach the oil detector of the refueling gun. Emergency cut-off valve is installed in the oil supply pipeline under the tanker, which can reduce the risk of tanker collision or fire to the minimum. If the tanker is moved by pulling or collision, the valve body on the emergency cut-off valve will break at the slot and the valve will automatically cut off the fuel access.