WebForging Facing Flanges is a disc, collar or ring that attaches to pipe with the purpose of providing increased support for strength, blocking off a pipeline or implementing the attachment of more items. They are usually welded or screwed to the pipe end and are connected with bolts. Web250 psi @ 72° F: 285 psi @ 72° F: 290 psi @ 72° F: 300 psi @ 72° F: 315 psi @ 72° F: ... Also known as Pressure Class 300 flanges, these medium-pressure flanges have a galvanized finish for fair corrosion resistance. Medium-Pressure Pipe Fittings ... Also known as Pressure Class 125 flanges, these are for use in low-pressure applications.

L.H. Dottie FF125 Floor Flange, Threaded End. 1-1/4-Inch, Zinc …

WebA serrated finish, either concentric or spiral, is required with 30 to 55 grooves per inch and a resultant roughness between 125 and 500 micro inches. This allows for various grades … WebA serrated finish, either concentric or spiral, is required with 30 to 55 grooves per inch and a resultant roughness between 125 and 500 microinches. This allows for various grades of … on t elenco

Flanges - Flange Face Finish

WebJun 16, 2009 · A 125 Ra or RMS finish is what one normally considers a standard machined finish as opposed to a 250 which would be rough. On the other hand 63 would be fine, 32 cannot easily be obtained by machining and has to be ground, 16 absolutely has to … WebFlanges have excellent corrosion resistance to handle a wide range of acids and other highly-corrosive chemicals. Use in metal surface treating applications, plating solution … WebWe recommend that metal flange faces be machined with a concentric-serrated finish of 125-500 AARH, with 250 AARH being the optimum for non-metallic gaskets. Phonographic serrations can also be used with our materials. It should be recognized, however, that their continuous leak path makes them more difficult to seal. ontel customer service