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Yantai Yunsheng Petroleum Machine Accessories Co.,Ltd
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About Us
Yantai Yunsheng Petroleum Machinery Accessories Co., Ltd. Fouded in 1997, is located in Shengquan Industrial Park of Yantai, Shandong. It is the first enterprise applying sucker rod joint alloy coating tarnish resistance technology in Yantai.
The main products of us is the both-way protection sucker rod coupling ,which are processed by applying corrosion & wear resistant coat on common coupling with special surface treatment technique. Both-way coupling can not only protect coupling but ...
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Our sucker rod couplings are up to API Spec 11B standard, including class ...
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Our sucker rod couplings are up to API Spec 11B standard, including class ...
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Our sucker rod couplings are up to API Spec 11B standard, including class ...
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Our sucker rod couplings are up to API Spec 11B standard, including class ...
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Yunsheng is the manufacturer offering API sucker rod coupling in Shandong ...
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Yunsheng is the manufacturer offering API sucker rod coupling in Shandong ...
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Introduction:
The deflection-proof and abrasion-proof sucker rod couplings are ...
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Yunsheng is the manufacturer offering API sucker rod coupling in Shandong ...
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Company Name:
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