Brevis descriptio:

Name: Extension Stem Butterfly Valves Standard: MSS SP-67, BS5155, API609 Flange terebrata ad: ANSI, DIN, BS, JIS Pressure: PN6/10/16,ANSI125/150,JIS 5K/10K Operatio: Palpate, Manual Apparatus Operator , electrica vel actuator pneumaticus Size: 2″-24″