The plate type flat welding flange is convenient to obtain materials, simple to manufacture, low in cost, and widely used; but its rigidity is poor, so it cannot be used in chemical process piping systems with supply and demand, flammable, explosive, and high vacuum requirements, and highly, extremely hazardous occasions. The sealing surface type has flat surface and raised surface.
Slip-On-Welding Plate Steei Pipe Flange,Slipon-Welding Plate Steei Pipe Flange,Sliponwelding Plate Steei Pipe Flange,Slip-Welded Steel Plate And Pipe Flange
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