Drilling L K WELD NECK X A K O Y 3 T f B 3 BLIND T f O K LAPPED X B 2 r O K T f2 Y 2 SOCKET WELD X B 3 B 1 T f Y 1 K O D øK øO øL SLIP ON X B 1 T f Y 1 K O SCREWED K O X Q T f T Y 1 ASME B16.5 : 2009 CLASS 150 FLANGES COMLEY alexander +44 (0) 1384 401080