Double Offset Butterfly Valves, High-Performance, ASTM A351 CF8M Body, 17-4PH Stem.
Valve Description
1862275 High-Performance Butterfly Valve
Design Standard: API 609 Category B, EN 593
Seat Type: Soft Seat
Structure: Double Offset, Double Eccentric
End Connection: Double Flanged
Operation: Gear
Nominal Size: 20 Inch, DN500
Nominal Class: Class 300 LB, PN50
Body Material: ASTM A351 CF8M, ASTM A216 WCB, ASTM A351 CF8, Titanium, ASTM A890 5A, ASTM A890 4A, ASTM B148 C95800.
Seat: RPTFE, PPL
Test and Inspection: API 598, API 609
Face to Face: API 609, EN 593
Trim Material: ASTM A890 4A, ASTM A890 5A, ASTM A351 CF8, ASTM A351 CF8M, ASTM B148 C95800, Titanium
Key Features: Long working life for frequent operation (million cyclings), Lower torque, Replaceable seat, Tight sealing, Excellent control characteristics, Bi-direction sealing under full pressure, fire safe seat available.
Product Range
Body Material: Carbon Steel, Stainless Steel, Duplex Steel, Aluminum Bronze, Titanium
Normal Diameter: 1/2 - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 - 300 LB
End Connection: Wafer, Lug, Flanged(FF, RF, RTJ)
Working Temperature: -26°C - +120°C (180°C for PPL seat)
Operation: Manual (lever, gear), Pneumatic Actuator, Motor Actuator
Seat Type: PTFE, RPTFE, PPL(for higher temperature), RPTF
Top Mounting: ISO 5211 Top Mounting Available