Please note this item is made to order and additional lead-times may apply.
The Sure Seal Class 300 high performance lug style butterfly valve features a carbon steel body with stainless steel trim. It is ideally suited for commercial, industrial and mechanical HVAC services. The valve performs isolation and throttling services in heating hot water, condenser water, glycol, chilled water, compressed air, chemical process, and domestic water or steam (2" to 12" 150 psi; on/off 50 psi modulating). The lug type butterfly valve features live loaded adjustable packing with a unique flush-mounted packing gland. The high performance valve also provides bi-directional dead-end service and includes an arrow on the body to indicate the recommended flow direction. It includes a one-piece, blowout-proof 17-4PH stainless steel stem with 304 stainless steel bushings PTFE coated. Seats are glass reinforced PTFE to provide exceptional chemical and heat resistance. Other features include the powder coated epoxy finish, direct mount actuation, integrally cast disc-stop and dual offset design. Please refer to Sure Seal technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose Sure Seal high performance butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. Sure Seal high performance butterfly valves are backed by the Sure Seal 5-year 125% limited warranty.
Features
- Valve pressure rating 740 psi
- Maximum operating temperature 400°F at 100 psi
- Lug style
- Glass reinforced PTFE seats
- Blowout-proof stem
- Stainless steel disc and stem
- Integrally cast disc stop
- Dual offset design
- Direct mount actuation
- Operating mechanism: Bare stem, infinite position plate and lock, lever lock, manual gear operator and pneumatic/electric automation
- MSS SP-68 (design) 100% production tested
- MSS SP-25 (markings)
- API 609 seat pressure/temperature ratings/blow-out proof stem
- ASME/ANSI B16.34A, body pressure/temperature ratings
- ASME/ANSI B16.5 flange dimensions
- ISO 5211 EN 12116 actuator mounting top works
- ANSI Class 300
