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By certification 
Type MS Check Valve
The MS Check Valve metal to metal seal is design for high pressure/high tempera ture environments where elastomer seals cannot be used. Applications for the MS Check Valve are high-pressure mud choke manifolds and high pressure Christmas tree injection and kill lines.
The “MS” Check Valve can be used with oil, gas, water or drilling fluids an d are available in all temperature an d m a terial classes as well as product specification levels (PSL) as specified in API 6A.
It is available in standard pressure ratings from 3,000 psi to 20,000 psi an d bore sizes from 1-13/16” through 4-1/16”.
Design Features and Benefits
●Metal to Metal Seals - Metal to Metal sealing i s ideal for chemical and well fluids contact
the sealing areas and extreme temperatures are a factor.
●Streamline Valve Seat - A streamlined valve seat area results i n low turbulence and
improves body longevity.
●Low Maintenance -The MS Check Valve has no lubricated parts and requires no routine maintenance.
●MS Check Valve conforms t o API 6 A requirements for end to end measurements.
Product Information
We offers type MS check valves in a wide range of sizes, including:
1 3/16” 10,000 PSI
1 3/16” 15,000 PSI
2 1/16” 5,000 PSI
2 1/16” 10,000 PSI
2 1/16” 15,000 PSI
3 1/8” 5,000
3 1/16” 10,000 PSI
3 1/16” 15,000 PSI
4 1/16” 5,000 PSI
4 1/16” 10,000 PSI
4 1/16” 15,000 PSI
http://www.jielinsenoil.com/
