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Dongying City Hengsheng Petrochemical Machinery Co., Ltd.

Free member Since 2016

Shandong, China

The choke valve, a main component of Christmas tree, is designed to control production rate of the oil well,with working pressure up to 10000psi. Choke valves can be classified as follows: adjustable choke valves and positive choke valves. By...

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Sunny Sun ( Dongying City Hengsheng Petrochemical Machinery Co., Ltd. )
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