
Adjustable Choke Valve
A Choke Valve is an important part of Wellhead Christmas Tree and Choke Manifold. It is usually used in well control operations to reduce the pressure of a fluid from high pressure in the closed wellbore to atmospheric pressure. It may be adjusted (opened or closed) to closely control the pressure drop. Adjustable Choke Valves are constructed to resist wear while high-velocity, solids-laden fluids are flowing by the restricting or sealing elements.
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Product Introduction
Product Information
The adjustable choke valve is an important part of the wellhead Christmas tree and choke manifold. It is commonly used in well control operations to reduce fluid pressure from high pressure in a closed wellbore to atmospheric pressure. It can be adjusted (open or closed) to closely control pressure drop. Adjustable throttles are constructed to resist wear when high velocity, solids-rich fluid flows through restrictive or sealing elements.
The adjustable choke valve is available in a variety of configurations for fixed and adjustable modes of operation. Adjustable throttle valves can vary fluid flow and pressure parameters to suit process or production requirements. In contrast, fixed throttle valves do not offer this flexibility, although they are more resistant to corrosion during extended operation or when producing abrasive slurries.
About us
Our adjustable flow valves are fully designed, manufactured and tested to API 6A, API 16C and NACE-MR0175 standards. We can offer bore sizes from 1-13/16" to 7-1/16" and rated working pressures up to 15000PSI. In addition to adjustable flow valves, we also manufacture and supply positive/fixed choke valves and orifice choke valves, which have been widely used in wellhead Christmas trees and choke manifolds with reliable performance.
Detailed Specifications:

Product Name: H2 Adjustable Manual Choke Valve
Nominal Bore: 1-13/16" - 7-1/16"
Standards: API Spec 6A, API 16C, NACE MR0175
Pressure Rating: 2000 PSI to 15000 PSI
End Connection: Flanged, Threaded, Hammer Union
Working Medium: Petroleum, Natural Gas, Water, Mud, Gas containing H2S, CO2
Material: AISI 4130 Forged Alloy Steel
Material Class: AA, BB, CC DD, EE, FF
Temp Class: L, P, R, S, T, U, V
Performance Requirement: PR1, PR2
Product Specification Level: PSL1, PSL2, PSL3, PSL3G, PSL4
Application: Wellhead Christmas Tree, Manifolds etc.
Features/Advantages:
Integral forged valve body with fine mechanical properties.
Needle structure for easy flow controlling and adjusting.
Trims are made of material with fine wear resistance and scour resistance.
Internal parts can be easily disassembled and replaced.
Hot Tags: adjustable choke valve, China, suppliers, manufacturers, factory, customized, wholesale, buy, price, for sale, made in China
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