These butterfly valves are full lug-type valves suitable for bidirectional end of line service at full-rated pressure, says the company. The Class 150 (Series 6800) and Class 300 (Series 7800) valves are suited for applications that require higher pressure-containing capability, the manufacturer states. Features include carbon steel body construction, stainless steel disc and stem, PTFE seats and seals, and stem-to-disc connection. The valves are available in sizes from 2-1/2 to 24 inches.
Nibco, 1516 Middlebury St., Elkhart, IN 46516-4740; 574-295-3000; 574-295-3307 (fax); www.nibco.com.