ISO-BF bolted flanges, tapped,infinitely rotatable and compatible with NW63 to NW630 size ISO-BF bolted vacuum flanges. Bolted flanges are joined using our ISO flange bolt and nut set.
ISO-BF bolted flanges,stainless steel,size ranges:NW63-NW630 and used in a bore for standard inch tube and piping diameters, or a blank-off to close a port.
ISO vacuum bored blank flange are made of type 304/316L stainless steel, centering ring and seal assemblies are offered with a stainless centring ring and an aluminium retainer ring.