Adjustable Choke Stems/Needles are designed to suit choke sizes :- ¾”, 1” and 2”. We also offer Taylor made Choke Stems/Needles as per customer design The seat and stem design is suitable for low to medium pressure drops, less severe services and applications that do not require positive shutoff. These Stems are designed to suit a vast range to choke applications mainly for Well Testing, Well head, Clean-up operations, Production manifolds. These can handle pressure upto 15,000 psi. All Stems manufactured as per NACE Standards. We provide all the required Material Test Certificates. Seats are manufactured from Steel body made from SS 410 and Tungsten Carbide with 6% Cobalt

Sr.No. Material API material class
     1 SS & TC with 6% Co
AA & BB general service
     2 SS & TC with 6% Co CC non-sour, high CO2
     3 SS & TC with 6% Co DD & EE 0.5 sour, Low CO2
     4 SS & TC with 6% Co FF 0.5 sour, High CO2
     5 Corrosion Resistant Alloy Steel & TC with 6% Co HH high H2S, High CO2