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Product Origin:China
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Description:These series of products have reasonable structure, reliable sealing. No need to weld, it is easy to assemble. It's advantage is to compensate the displacement, fault position and deflection of pipeline. The working Principle is that the lock sealing-ring press the out-circle of pipe to seal and connect with the function of nut and gland and the bevel angle between them after being ercted on the pipeline.