Choke valve is mainly used to control pressure in the well during drilling.Control of the well is realized by adjusting the lift height of the valve core.The valve designed and made according to API Spec 6A and features excellent erosion resistance and high safety and reliablity.
Jining Donghong Machinery Co., Ltd
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API OSHA IADC OPEC RIG ZONE WORLD OIL Drilling Formulas
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