Buying Guide
97
NIBCO INC. WORLD HEADQUARTERS • 1516 MIDDLEBURY ST. • ELKHART, IN 46516-4740 • USA • PH: 1.800.234.0227
TECH SERVICES PH: 1.888.446.4226 • FAX: 1.888.336.4226 • INTERNATIONAL OFFICE PH: +1.574.295.3327 • FAX: +1.574.295.3455
www.nibco.com
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AHEAD OF THE FLOW
®
Revised 7/20/2018
Iron Valve Options and Accessories
Seating, Packing and Gasket Materials
Material: Bronze
Max. Pressure: 250 SWP/500 CWP
Max. Temperate: 450°F
Service: Steam-Water, Oil, and Gas. Standard on all NIBCO
®
Iron Body Valves unless
otherwise specified.
Material: PTFE
Max. Pressure: 250 SWP/500CWP
Max. Temperature: 450°F
Service: Oxygen, steam, and all services where the media being handled is not corrosive to
the metallic parts of the valve. Standard on 2¹⁄₂" and 3" Automatic Stop Check.
Material: Iron
Max. Pressure: 200 CWP
Max. Temperature: 250°F
Service: Used where bronze trim is not permitted. Specify by adding (N) to Fig. No.,
i.e. F-000-N. Available for some NIBCO
®
Gate, Globe, Angle and Check Valves.
1. Standard NIBCO
®
iron valves are furnished with synthetic fibers and graphite packing, along
with synthetic fibre gaskets. Temperature rated to 550°F. Class 250 iron valves are furnished with
PTFE braided packing and reinforced graphite gaskets. For other special packing and gaskets,
consult factory.
2. Alloy Iron Valves are furnished with PTFE braided packing and synthetic fibre gaskets.
3. Graphite packing and gaskets optional on some NIBCO Iron Valves. Consult factory.
Iron Valve Seating Material
Packing and Gasket Materials
NIBCO INC. reserves the right to change materials, options and accessories without notice.
NOTE: ASME B 31.1 Boiler and Pressure Vessel Code limits non-metallic seats to 150 PSI steam service.