Choke Manifold is necessary equipment, which is used to control the overflowing, and the well blowout so as to carry out the controlling technique of the oil-gas well pressure. This Choke Manifold may realize the remote control after preparing it with the control system. Preparing it with the mud-gas separator may dispose the mud with gas replaced by the Choke Manifold. Product Features: ? Applicable service: ? Products have good anti-sulfide corrosion. The system adopts manual and hydraulic control two types structure, in which manual control cutting line as backup extension to enhance reliability of the manifold in use. ?Product types and specifications： ? Technical specification： ? Working temperature: P～U（－29～+121℃） ? Performance level: PR1～PR2 ? Specification level: PSL1～PSL 3 ?Material class: AA、BB、CC、DD、EE、FF ? Applicable service: ● AA、BB、CC —— general service ●DD、EE、FF ——acid service [the definition of National Association of Corrosion Engineers/ (NACE)]《Anti-sulfide Stress Crack Metal Material for Oilfield Equipment》（MR0175）] ? Material code: 45K、60K、75K ? Working Media: Drilling fluid, oil and gas