Bronze & Iron Valves - rymca.com

AHEAD OF THE FLOW ®www.nibco.comRevision 6/1/03Class 250 Iron Body Gate ValvesBolted Bonnet • Non-Rising Stem • Solid Wedge • Bronze Mounted250 PSI/17.2 Bar Saturated Steam to 406º F/207º C500 PSI/34.5 Bar Non-Shock Cold Working Pressureto -20º F to 150º F/-29º C to 66º C ◆CONFORMS TO MSS SP-70MATERIAL LISTSPECIFICATIONPART1. Handwheel Nut Steel ASTM A 3072. Identification Plate Aluminum3. Handwheel Cast Iron ASTM A 126 Class B4. Stem Brass ASTM B 16 Alloy C360005. Gland Follower Nut Brass ASTM F 467 Alloy C270006. Gland FollowerCast Iron ASTM A 126 Class Bor Ductile Iron ASTM A 5367. Gland Follower Bolt Steel ASTM A 3078. Packing GlandZinc Plated Powdered Iron ASTM B 783or Brass ASTM B 169. Stuffing Box Cast Iron ASTM A 126 Class B10. Packing TFE Braided11. Stuffing Box Gasket Reinforced Graphite12. Stuffing Box Bolt Steel ASTM A 30713. Stuffing Box Nut Steel ASTM A 30714. Body Bolt Steel ASTM A 30715. Bonnet Cast Iron ASTM A 126 Class B16. Body Gasket Reinforced Graphite17. Body Nut Steel ASTM A 30718. 2 Wedge Nut Cast Bronze ASTM B 584 Alloy C8440019. Seat Ring Cast Bronze ASTM B 584 Alloy C8440020. 1 Wedge Face Ring Cast Bronze ASTM B 584 Alloy C8440021. 1 Wedge Cast Iron ASTM A 126 Class B22. Body Cast Iron ASTM A 126 Class B1 Sizes thru 3" have Bronze Wedges. 4" thru 12" have Cast Iron Wedges withBronze Wedge Face Rings.2 Bronze Wedge Bushing cast in place on 4" Wedge. Bronze Wedge Nut used insizes 5" thru 12".F-669FlangedDIMENSIONS—WEIGHTS—QUANTITIESDimensionsSize A B C D E WeightIn. mm. In. mm. In. mm. In. mm. In. mm. In. mm. Lbs. Kg.2 50 8.50 216 13.50 343 7 178 6.50 165 .88 22 53 242¹⁄₂ 65 9.50 241 15.00 381 8 203 7.50 191 1.00 25 72 333 80 11.13 283 16.50 419 10 254 8.25 210 1.13 29 115 524 100 12.00 305 18.50 470 12 305 10.00 254 1.25 32 186 855 125 15.00 381 20.75 527 12 305 11.00 279 1.38 35 269 1226 150 15.88 403 24.00 610 16 406 12.50 318 1.44 37 374 1708 200 16.50 419 28.50 724 16 406 15.00 381 1.63 41 581 26410 250 18.00 457 34.00 864 18 457 17.50 445 1.88 48 786 35712 300 19.75 502 36.00 914 20 508 20.50 521 2.00 51 1098 498F-669Flg x FlgFREEZING WEATHER PRECAUTION: Subsequent to testing a pipingsystem, valves should be left in an open position to allowcomplete drainage.◆ For detailed Operating Pressure, refer to Pressure TemperatureChart on page 110.52NIBCO INC. WORLD HEADQUARTERS • 1516 MIDDLEBURY ST. • ELKHART, IN 46516-4740 • USA • PH: 1.800.234.0227TECH SERVICES PH: 1.888.446.4226 • FAX: 1.888.234.0557 • INTERNATIONAL OFFICE PH: +1.574.295.3327 • FAX: +1.574.295.3455www.nibco.com