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Slip-On Flanges

What Are Slip-On Flanges?

Slip-on (SO) flanges are a type of flange that has a flat face on the sealing surface and are typically used in low-pressure applications. They are called “slip-on” because they can be easily slipped onto the end of a pipe or fitting and then welded in place. They also have a bored-out inner diameter that…

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