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Petroleum manhole cover is installed on the top of tank truck. Tank truck manhole cover is used to transfer fuel, to check and maintain the internal tank, Aluminum manhole cover plate can protect the tank in case of emergency.

Steel manhole cover weight classes are slightly different because steel is not as strong as cast iron. The table below should you help you work out which is best for your application. If in doubt, go a class higher than you think you may need.

The tank truck valve is a safety valve installed at the loading and unloading port of the metal atmospheric tank body of the liquid dangerous goods tank vehicle. The valve is close to the root of the tank and does not serve other purposes, and is in a closed state when not being loaded or unloaded.

API Valve Sets are designed, manufactured and accepted in strict accordance with API standards. It has compact structure, reliable sealing and flexible operation, so it is suitable for petrochemical, electric power, metallurgy, textile and other industrial sectors.

Bottom Emergency Valve effectively protect the over-rolling tanker from leakage and ensure the safety during transportation. This product is suitable for water. diesel, gasoline and kerosene and other light fuels.

A Vapor Recovery Valve Sets are recovery devices that use automatic valve control systems to improve work efficiency and overall productivity.

Discharge Valves are devices that make it possible to monitor and control the flow of a substance from a source and through some type of circulation system.

The oil pump is an internal combustion engine part that circulates engine oil under pressure to the rotating bearings, the sliding pistons and the camshaft of the engine. This lubricates the bearings, allows the use of higher-capacity fluid bearings and also assists in cooling the engine.

Pneumatic Accessories are parts used to connect sections of pipe, tube, and hose in pneumatic (pressurized gas) systems. Compared to hydraulic fittings, pneumatic accessoriesare typically characterized by tighter seals and lower pressure requirements.http://www.cnyoje.com/tank-truck-manhole-covers/