The standard flange range available from the PFF Group is in the dimensions ½" to 48" and pressure classes ranging from 150 lbs to 2.500 lbs - PN10 to PN420 - 3.000 psi to 20.000 psi and includes weld necks, long welding neck, slip-ons, blinds, threaded, socket weld, lap joint, orifice, swivel and anchor flanges with various face finish options. Flanges up to 7.5 meter can be manufactured according to customer specifications.