ASTM A105 Triple Offset Butterfly Valve, API 609, DN500, PN25

Product Name: ASTM A105 Triple Offset Butterfly Valve
Type: Triple Offset Butterfly Valve
Design Standard: API 609
Body Material: ASTM A105, Forged Carbon Steel
Size: DN500, 500 mm, 20 Inch
Pressure: PN25, Class 300 LB
End Connection: BW
Operation: Gear Operated
Temperature Range: -196°C to 550°C

We offer a comprehensive range of Triple Eccentric Butterfly Valves in various pressure classes, body styles, and materials to meet critical process requirements across diverse industries, including hydrocarbon, power, chemical, and fertilizer sectors. The product range includes valves in ASME classes up to 600, sizes up to 64" (1600 mm), and materials such as carbon steel, stainless steel, and alloy steels, suitable for temperatures up to 538°C (1000°F). Based on customer requirements, valves in higher pressure classes, larger sizes, and alternative materials are also available, including options for cryogenic service. The metal-seated valves conform to API 609 standards. Triple-offset butterfly valves are fully bi-directional and provide high-integrity sealing. All machining operations are performed on advanced 5-axis machining centers, and specialized welding equipment is employed to ensure precision and consistency in manufacturing.

Technical Specification

» Product: Triple Eccentric Butterfly Valve
» Product: Triple Eccentric Butterfly Valve
» Size Ranges: 2-64 Inch (DN50-DN1600) (Larger sizes upon request)
» Pressure Ratings: Class 150-600 LB (PN10-PN100)
» Body Materials: Carbon Steel (ASTM A216 WCB), Stainless Steel (ASTM A351 CF8, CF8M, CF3, CF3M), Low-Temperature Carbon Steel (ASTM A352 LCB, LCC) 
» Shaft Material: 17-4PH, SS410, XM-19
» Seat Material: Fully metal seat, SS + Graphite Seat
» Operation: Handle, Worm gear, Pneumatic, Electric
» Temperature Range:
Metal Seat: -29°C to 425°C
Metal Seat (Cryogenic): -196°C to 121°C
» Ends Connections: Wafer, Lugged, Double Flanged, Butt Weld or Grooved
» Actuations: Manual, Pneumatic, Electric, Hydraulic, Counterweight, Electro-hydraulic

Product Features

» Lockable lever for secure operation
» Easy on-site maintenance
» Facilitates automation
» Positive, tight shut-off
» Optional top flanges per ISO 5211
» Suitable for both gaseous and liquid services
» Wide selection of body and trim materials for diverse media
» Compliant with ISO 5752, BS 5155, API 609, MSS-SP-68, ASME B16.10, ASME B16.5, and DIN 3202