Search results with tag "Seated butterfly valves"
AWWA Standard
webstore.ansi.orgButterfly valves are generally used for pipelines carrying liquids and gases. Manufacturers of butterfly valves developed tight-closing, rubber-seated types for cooling water systems and power stations. Since 1940, most new valves installed for this type of service have been rubber-seated butterfly valves.
PIPING MATERIAL CLASS DESCRIPTION - Washington
fortress.wa.govTapped lugged wafer type (e.g., butterfly, check, etc.) valves have been specified for dead end application, and when fitted between cast iron or non-metallic flanges. Unlined soft seated butterfly valves and plug valves, if required to be “Fire Safe” shall be in accordance with API 607. Typical gear operated valve sizes: Gate Valves
VALVE SELECTION GUIDE - Vessco
vessco.com5 DeZURIK Resilient-Seated Butterfly Valves (BOS-US) Design Features: BOS Resilient-Seated Butterfly Valves are designed to handle a wide variety of
KEYSTONE SERIES GR RESILIENT SEATED BUTTERFLY …
www.emerson.comKEYSTONE SERIES GR RESILIENT SEATED BUTTERFLY VALVES GRW/GRL (ISO) MATERIAL SPECIFICATION Part name Material Designation EN/DIN mat.no Remark DN 350-900 Body Ductile iron GJS-400-15 EN JS-1030 Dual certified to ASTM A536-65-45-12 Ductile iron GJS-400-18LT EN 5.3103 Dual certified to ASTM A395-60-40-18 Carbon steel* GP240GH EN …