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. WebJun 3, 2003 · There was no significant difference in failure pressure between phono finished and plain finishes on the flange face. In my hundreds of years experience, I've faced a million flanges. Seems like the phone finish faces fail from corrosion more than the plain finishes plus you vave to machine off more to get to sound metal.
What is the Impact of Flange Finish on Gasket Performance?
WebPhonographic Finish Flanges With state-of-the-art technologies and facilities, strict good quality regulate, reasonable cost, exceptional assistance and close co-operation with … WebMay 17, 2024 · FLANGE FACING TOOL DELIVERS PRECISE PHONOGRAPHIC FINISH. May 17, 2024. An easy to use manually operated tool for re-facing damaged flanges and … bitoasis website
Instrument to measure flange face serration - Google Groups
WebSep 14, 2006 · phonographic finish IV11 I would like to create a phonographic finish on the raised face of a flange. Do I really have to create a .bmp to do this? I'm not sure on how to do this anyway. Thread feature on a flat face seems like it would be just the ticket, since I would be able to call out the pitch that the lathe operator could use to WebAug 30, 2024 · The facing finish or face finish of a pipe flange manufactured in accordance with ASME B16.5 refers to the smoothness or roughness of the facing surface: what's the flange facing surface, … WebSmooth swing operation produces perfectly precise phonographic finish Accurately mounts to the flange I.D. in seconds Feeds available for both smooth and stock finish in accordance with ASME B-16.5 standards … datafoundation竞赛