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Butt weld reducers are divided into concentric reducers and eccentric reducers according to centerline. 1.The method is expressed by multiplying the diameter of the big head by the diameter of the small head. For example, "8 x 6"means that the large...
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There is no bore in the central area of forged flanges, so it is called blind. They are frequently used in petroleum industry, natural gas system, chemical industry, shipping industry etc. Blind is used for pipeline ends to prevent fluid from...