PN16 type 13 raised face NPT threaded flange 316L stainless steel.
Sizes 1/2" to 1-1/2" same dimensions on PN10/16/25/40.
Sizes 2" to 4" same dimensions on PN10/16.
To EN 1092-1 standard. Was BS4504.
Sizes 1/2" to 4" (DN15 to 100) - larger on request.
BS EN 10204 3.1B certificates available.
Bolts and gaskets available to suit.