Fixed Choke Valve, 2,000 psi ~ 20,000 psi, PR1 ~ PR2, oil, natural gas, mud, H2S, CO2 gas

Choking nozzle is made of ceramic or hard alloy, with abrasion resistance and scouring resistance.

The valve cover is connected with union, it is convenient to change the oil nozzle.

Working pressure: 2,000 psi ~ 20,000 psi

Nominal diameter: 1.13/16" ~ 7.1/16" (46mm ~ 180mm)

Working medium: oil, natural gas, mud, H2S, CO2 gas

Operating temperature: -46℃ ~ 121℃ (LU class)

Material: AA, BB, CC, DD, EE, FF, HH

Specification level: PSL1 ~ 4

Performance level: PR1 ~ PR2

Xi’an ATO International Co., Ltd. was founded in 2008, belongs to ATO Group, which is located in Xi'an, China. We are engaged in export of  drilling equipment and spare parts for upstream oil field over ten years.