Most of the forged steel Industrial valve pipe Manufacturers use flange connection, which can be divided into the following types according to the shape of the connection surface: 1. Lubrication type: for forged steel valves with low pressure. Processing is […]
Archivos de abril 25, 2021
Gaskets with greater plastic deformation can be used
Domingo, abril 25, 2021Tags: Industrial valve pipe Manufacturers
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