Choke valve includes Positive choke valve, needle choke valve, plug valve, Cage choke valves and orifice choke valve. Seat and parts material of Nicety choke valve are in strict conformity with API6A and NACE MR-0175 standards, and the product are widely used on offshore and inland oil drilling and extracting operations.
Structural Features:
With indicator of opening
Introduced discharge valve structure
Thrust ball bearings in
Metal-metal sealing
Lip packing valve rod made of special material
Valve core made of quality wear-resistance material, strongly withstands wearing and corrosion
In strict conformity with API6A , ANSI, and NACE MR-0175 standards
Specifications:
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Working pressure
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3000～20000psi
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Opening
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1 , 1 13/16 , 2 , 2 1/2
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Temperature Class
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K L P R S T U
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Service Substance
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Oil, gas, well control fluid , water
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Standards
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API Spec 6A
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Nominal Bore Diameter
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1 13/16～41/16
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Material Class
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AA BB CC DD EE FF HH
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Manufacturing Practice Level
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PSL3, PSL3G
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Performance Requirement Level
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PR1, PR2
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Connection Mode
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Flanges and Union
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