Ductile Iron Automatic Control Valves
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Automatic Control Valves - Watts
media.wattswater.commarket requirements, developing and delivering quality Automatic Control Valves at affordable prices. Our fusion bonded, epoxy coated, ductile iron Automatic Control Valves offer long life and minimal maintenance. And for harsh applica-tions and environments, our Fabricated Stainless Steel Valves provide a cost effective solution.
Standard for NFPA 13 and 13R Fire Sprinkler Systems
www.marysvillefiredistrict.orgprovided with an automatic sprinkler system. Where there is a change-of- ... structures shall be fed by a minimum of 6” ductile iron underground fire main ... CONTROL VALVES Main riser control valves shall be in sprinkler riser rooms and have tamper supervision.
DESIGN STANDARDS FOR WATER DISTRIBUTION SYSTEMS …
www.lcjmwsc.comDuctile Iron pipe. When crossing water courses which are greater than 15 feet in width, the following shall be provided: a. The pipe shall be of special construction, having flexible watertight joints, b. Valves shall be provided at both ends of water crossings so that the section can be isolated for testing or repair; the valves shall be easily
Introduction to Water Distribution Systems Chapter 5
dec.alaska.govDuctile cast iron pipe is commonly connected using mechanical joints7 (M.J.), flanges or the various common rubber ring push-on joints. Fittings used are com-monly made of gray or ductile cast iron and use M.J. or hub joints. Push-on joints are typically used for buried pipe installed below grade because they are quickly as-