Bellow Safety Valve Supplier in USA
SVR Global is a leading Bellow Safety Valve Supplier in USA and is a direct loaded safety valve that uses a bellows to protect springs and sliding or rotating elements from the effects of fluids. The bellows can expand or contract as needed, and they can also compensate for backpressure
Functions:
Bellows protect the valve's integrity and longevity by isolating the spindle guide and spring from corrosive fluids. They also ensure that backpressure is distributed evenly above and below the disc.
Advantages:
SVR Global is a leading Bellow Safety Valve manufacturer in USA and provide a flexible, leak-proof seal that protects the stem from corrosion and fluid erosion
compensate for changes in temperature and pressure, allowing the valve to operate smoothly and efficiently
minimize leakage, which reduces the need for frequent maintenance and costly repairs
Minimize energy losses due to leakage, which can contribute to energy savings.
Have a long service life due to their durability and reduced maintenance time.
Withstand vertical expansions and contractions around the valve stem.
Flexible, so they can be used in areas where it can be difficult to install
Industries:
Oil and petrochemical
Power generation
Gas cylinders
Process control systems
SVR Global is a leading Bellow Safety Valve manufacturer in USA, this are the components:
Bellows: Located above the poppet, the bellows reduce backpressure. Back Pressure is pressure that builds up at the valve's outlet and can flow back into the valve. The bellows arrangement balances the forces acting on the disc, so back pressure has little effect on the valve's opening pressure.
Disc: Located at the top of the valve, the disc acts as a lid to keep fluid from escaping under normal circumstances. When the pressure inside the system exceeds the predetermined level, the spring's force overcomes the resistance holding the disc in place.
Spring: Applies force to keep the valve closed until overpressure occurs.
Bonnet: Houses the spring and adjusting mechanism.
Description:
Body material: Cast Iron, WCB, SS304, SS316, Ductile Iron.
Class: PN10 - PN450, 150 - 2500.
Size: 1/2”- 40”.
Ends: Socket weld butt weld, flanged, threaded.
