Bsi bs en 01759 1 2004

Licensed Copy: RRICTISQ RRICTISQ, na, Fri Sep 16 08:15:35 BST 2005, Uncontrolled Copy, (c) BSI BRITISH STANDARD Flanges and their joints — Circular flanges for pipes, valves, fittings and accessories, Class designated — Part 1: Steel flanges, NPS 1/2 to 24 The European Standard EN 1759-1:2004 has the status of a British Standard ICS 23.040.60 12&23