Yantai Yunsheng Petroleum Machinery Parts Co., Ltd.

Location China
Views 11
Registration 2026/07/27

Profile(Member since Jul 2026)

Yantai Yunsheng Petroleum Machinery Parts Co., Ltd. is located in Yantai, Shandong Province. We are a professional manufacturer integrating R&D, precision machining, surface wear-resistant treatment and export sales of oilfield accessories.   We specialize in a full range of API standard sucker rod couplings, including carbon steel couplings, alloy steel couplings, spray welded wear-resistant couplings, slimhole couplings, polished rod couplings, reducing couplings, wrench flat couplings, anti-sour & corrosion-resistant downhole connectors and other oilfield fittings.   We adopt 4145H alloy steel, high-quality carbon steel and anti-sour special steel as raw materials, and all products are manufactured in strict accordance with API Spec 11B international standards. Our exclusive spray welding technology effectively improves the wear resistance and anti-corrosion performance of couplings and extends their service life downhole.   Our factory is equipped with complete CNC lathes,…

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