API 6A Adjustable Choke Valve
Choke valve is a main component of Christmas tree, is design to control production rate of the oil well, with working pressure up to 15000psi. Choke valves can be classified as follows: adjustable choke valves and positive choke valves. By rotating hand wheel to move the stem, the adjustable choke valve is designed to adjust the effective area available for the flow to accomplish control of production rate. The positive choke valve is design to accomplish control of production rate by changing flow beans.choke valves are supplied in two types: Positive and Adjustable. It’s designed as per API 6A, API 16C, NACE MR0175, the structure Type: needle, barrel, cage, orifice and wedge.
API 6A spec adjustable choke valve
1. API 6A Choke Valve
3) Working Pressure: 2000 -15000 Psi
4)Material Class: AA-FF
5) Product Specifications: PSL1~ 3
6) Temperature Class: P-U
7) Product Requirement: PR1,PR2
8)Working Medium: Oil, natural gas, mud and gas containing H2S, CO2
9) Working Temperature: -46°C~121°C(Class LU)
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