Ductile Iron Lugged Butterfly Valve Resilient Seated API 609 Category A
Features of Resilient Seated Butterfly Valves (Lug Type):
Center Lined, Resilient Seat
Bi-Directional Sealing
Shutoff and Throttling Operation
Wafer Body Type, Lug Type or Flanged Type
Applicable Standards of Resilient Seated Butterfly Valves (Lug Type):
a) Design & Manufacture: API 609, EN 593, AWWA C504
b) Face to Face Dimension: API 609, EN 558
c) End Connection: ASME B16.5, EN 1092
d) Test and Inspection: API 598, EN 12266