ANSI B16.5 Class 150 Raised Face Socket Weld Flange (in)
ANSI B16.5 Class 150 Raised Face Socket Weld Flange (in) Star tubes and fitting are one the most prominent manufacturer and supplier of ANSI B16.5 Class 150 Raised Face Socket Weld Flange . A socket weld flange, abbreviated as SWF, is similar to a slip-on flange, except only one fillet weld is made to the flange and