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Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.

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Stub End Manufacturing Method : Pressure Molding

Stub End Made by Pressure Molding

Stub End Made by Pressure Molding

A stub end always will be used with a lap joint flange,as a backing flange; both are shown on the image below. This flange connections are applied in low-pressure and non critical applications, and is a cheap method of flanging. In a stainless steel pipe system, for example, a carbon steel flange can be applied, because they are not come in contact with the product in the pipe.


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