Design and performance of valves operating at declared pressure up to 350 mbar on 1st and 2nd family gases and up to 2 bar on 3rd family gases. Valves up to and including size R2 and maximum bore of 50 mm or equivalent free area.
BS 1552:1989
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for manual shut-off valves for use with 1st, 2nd and 3rd family gases
BSI Group , 10/31/1989
Pages: 12
