Descripción del Producto
WHEATLEY® Series 822 Check Valves are designed to safely prevent backflow of liquid or gas in pipeline applications.
When you need a check valve that has to work!
• Designed in Accordance with ASME B16.34 (WCC, LCC and CF8M only)
• Material of construction conform to NACE MR0175 / ISO 15156
• Solid 316 stainless steel clapper and hanger which eliminates the need for seperate pins, bushings and rollers
• Compact valve geometry minimizes weight and space
• Bevelled, self-aligning clapper and seat design incorporates a molded seal in the clapper for a bubble-tight primary and metal-to-metal secondary seal
• Peroxide-cured Buna-N (FKM & HNBR optional) Seals
• Generous wrench area on body and hex-head threaded cover for easier installation and maintenance
• Full opening
• Suitable for horizontal or vertical flow up
• Below-the-threads cover seal isolates the cover threads from line media
• Metal Nameplate