... ,WCB, 4.different standards. 5.handle,hand wheel,electric,pneumatic Multi standard Butterfly Valvesize:50-1200mm150LBS/bar/PSIhandle/lever/gear/pneumatic ... &CheckStandardMSS SP-67, API609, EN593 DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 10 Table ...