Slip On Flange

Slip on Flange is essentially a ring that is placed over the pipe end, with the flange face extending from the end of the pipe by enough distance to apply a weld bead on the inside diameter.

The OD of slip on flange is also welded on the back side of the flange. Slip on flanges have a lower material cost than weld neck flange and are more easily aligned.

Slip on flange may also be used a lap joint flanges if Type B or Type C stub ends are used.

Trupply offers slip on flanges in A105, A105N, SS316, SS304, A20, High yield & Nickel Alloys. Email for your flange buying needs.

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The video below gives and overview of slip on flange.

Video Transcript:

This is a slip on flange, and this is a 2 inch flange, 150 pound. All flanges that we are showing you today for the purpose of this video is 150 pound flanges. 2 inch flange, this is a 2 inch pipe sample and you see the slip on flange is the easiest one, you just slide it on and then you weld it. This is a raised face flange. The raised face flange, on the backside of the flange, right here you can see, that had a lip, a 1/16 inch lip. This is also a slip on flange, but this is a flat face, and we’re showing you as an example, that this does not have a raised face; this is a flat faced flange.