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Cangzhou Zhongyuan Steel Tube Co.,Ltd. We are a professional supplier and manufacturer in steel pipe. We provide our customer with mainly steel pipe include carbon steel seamless pipe,seamless roll steel pipe,Double-side buried arc spiral welded pipes, ERW pipe, SSAW pipe. etc.Can be according to petroleum sector standard, national standard, American Petroleum Institute API Spec 5L standard, produce Q235, Q345, X42-X70 steel one grade of various types of steel tubes.Foundation works of generating electricit...
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