Founded in the year 2000, Jinan Yihai Century Industrial Co.,ltd. is professional enterprise who specializes in manufacturing flanges, pipe fittings and valves.
Our main products are blind flange,threaded flange,slipping-on flange, lap-joint flange, weld-neck flange,figure8 flange,socket-welding flange,and stainless steel flange.The standards we used are ANSI, API, DIN, JIS, BS, NFE and AS.
With strict management and advanced machine, our products reach international standards in quality. And also we...
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