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 … 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 …
Flat-Face Pipe Flanges McMaster-Carr
WebMay 6, 2024 · A PHONO signal is typically 0.005 Volt and a LINE signal is typically 0.3 Volt. That is 60 times bigger. The bass frequencies of a PHONO signal is furthermore significantly reduced (RIAA equalized) while this is … Smooth finish flanges are more common for low pressure and/or large diameter pipelines and primarily intended for use with solid metal or spiral wound gaskets. Smooth finishes are usually found on machinery or flanged joints other than pipe flanges. softwebplus umc
Flange Facings, ASME B16.5 - Piping Designer
WebJan 10, 2016 · The flange face finish is determined by the standard used and measured as an Arithmetical Average Roughness Height (AARH). An example would be ANSI B16.5 which specifies face finishes within a range 125AARH - 500AARH (3.2 Ra to 12.5 Ra). Cold Water - It has a mirror like finish. WebSep 20, 2024 · According to the ASME/ANSI specifications, the serrated, spiral serrated, and concentric flange face finish should have an average roughness of 125 µinch to 250 µinch (3.2 µm to 6.3 µm). The tool used to imprint a rough finish on the flange should have a radius of 0.06 inch (1.5mm) or larger. WebMirage Flange Facing Machines from Enerpac cover diameters up to 161" (4089mm). These robust and accurate flange facers create a continuous groove spiral serrated finish – essential for achieving leak-free connections on many types of flange joint. Several flange facers can also be configured to machine an RTJ groove for ring type joint gaskets. softwebs blog