The function of fuel tank truck subsea valve

There are a lot of clients asking what the function of subsea valves are. Here we will introduce you some understanding and functions of  fuel tank truck subsea valve. 

Subsea valve, also known as built-in safety stop stream bottom valve, emergency shut-off valve, is a kind of safety valve mounted in the atmospheric pressure metal tank loading hole of liquid dangerous goods tank vehicle. The valve is close to body root and not used for other function. When the non-loading, it is in a closed state. Regulators pump water side fire protection systems is the use of subsea valves to prevent backflow of water pipe network. 
Working principle and the role of subsea valve 
Subsea valve consists of a housing, sealing mechanism, transmission mechanism, tank connection flange outlet flange of five parts. Sealing mechanism extends into the tank interior, the use of stainless steel spring force axially from the seal, so that the seabed is normally closed valve state, to be turned on by the drive mechanism, the closing operation. Housing set root fracture groove, can effectively absorb the energy of the vehicle by the impact damage to the pipe passed from the body of the tank rupture rupture, the tank and pipeline separate to ensure the integrity of the sealing mechanism, to avoid material leakage, greatly improving transport safety, many international and domestic oil companies, chemical liquid transport of dangerous goods and other enterprises to adopt. 

Hubei Changjie Special PurposeVehicle Co,.Ltd 
Email: cj802@urspv.com 
Tel:0086-0722-329933