Hunan Yushen New Energy Technology Co., Ltd.: Manufactory for stainless steel pipe and forgings,nickel based alloy pipe and forgings in China. We also provide beveling, polishing, welding, hemming,
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Hunan Yushen New Energy Technology Co., Ltd.: Manufactory for stainless steel pipe and forgings,nickel based alloy pipe and forgings in China. We also provide beveling, polishing, welding, hemming,
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Zhejiang Chupin stationery Co., Ltd: We're known as one of the most professional plastic notebook, stitched notebook, coil book, binding notebook, loose-leaf coil book manufacturers in China. Please
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Loose flange covers the flange on the pipe end by flanging, steel ring, etc., and the flange can move on the pipe end. The steel ring or flange is the sealing surface, and the function of the flange is to compress them.