Plate Flange,Welding Neck Flange,Slotted Flange,Slip On ...
Flat welding flange with neck: it is a kind of flange that extends steel pipe Du and pipe fittings into the flange and connects with equipment or pipeline through fillet weld 2. Butt welding flange with neck: flange with neck and pipe transition and butt welding with pipe. Scope of application 1.
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