For horizontal and vertical (with upwards flow) installations in applications such as industrial, mining and mechanical services. Suitable for super-heated steam, H.T.H.W., steam, condensate & water. Available as a stop valve or stop-check valve. DESIGN: Y-Pattern bonnet design allows a larger flow path which provides a lower pressure drop at equal flow rates compared to conventional straight pattern angle globe valves. FEATURES: Screw-Down Non-Return Globe Valve. Guided loose disc for combination check & stop. Bolted Bonnet, O.S. & Y., Swivel Disc in plug type or parabolic shape. STANDARDS COMPLIANCE: Basic Design: BS1873, ANSI B16.34 Face to Face Dimension: ANSI B16.10 End to End Dimension: ANSI B16.10 Flanged Ends: ANSI 16.5 B.W. Ends: ANSI B16.25 Drilling to ANSI or BS/AS2129 Table D to H and PN 10 to 100 Pressure/Temperature Ratings to ANSI B16.34. † Gearbox or Hammer Blow wheel on larger sizes. Other Body and Trim materials available such as WC6, ductile iron (250 Class), bronze, etc. WORKING PRESSURE P151XU-D-Y 300 CLASS 720 PSI CWP (WOG) 600 PSI Saturated Steam (at 260ºC) For superheated steam consult pressure/temp chart OVERALL DIMENSIONS 300 CLASS (MM & IN) & WEIGHT (KG) STANDARD MATERIAL SPECIFICATIONS *Refer to drawing 15NB to 50NB available in forged body. 250 Class Ductile Iron version also available, refer to drawing. Part Name Materials 1 Body ASTM A216 Gr. WCB 2 Seat Ring ASTM A105 with HF overlay 3 Disc ASTM A105 with F6 overlay 4 Guide Sleeve ASTM A216 Gr. WCB 5 Stem ASTM A182 Gr. F6 6 Gasket Spiral Wound 316/GRP 7 Bonnet Bolt ASTM A193 Gr. B7 8 Bonnet Nut ASTM A194 Gr. 2H 9 Gland Bolt ASTM A193 Gr. B7 10 Gland Nut ASTM A194 Gr. 2H 11 Washer Carbon Steel ZP 12 Pin ASTM A182 Gr. F6 13 Gland ASTM A182 Gr. F6 14 Gland Flange ASTM A216 Gr. WCB 15 Bonnet ASTM A216 Gr. WCB 16 Yoke Bush Gr. D2C or Bronze B62 17† Handwheel† A536/A197 18 Wheel Nut ASTM A105 19 Washer Carbon Steel ZP 20 Grub Screw A29 1035 21 Stem Packing Braided graphite (Top & Bottom) 22 Bonnet Bushing ASTM A182 Gr. F6 24 Guide Ring Alloy Iron 25 Body Seat Gasket Spiral Wound 316/GRP 26 Drain Plug A105N VALVE SIZE (NPS) inch 2-1/2 3 4 5 6 8 10 12 mm 65 80 100 125 150 200 250 300 L (RF) inch * 6-1/4 7.00 7-7/8 8-3/4 10-1/2 12-1/4 * mm * 159 178 200 222 267 311 * H (Open) inch 13-7/8 16.0 17.0 21-7/20 24-3/4 32-3/4 34 * mm 352 406 432 542 629 832 864 * C inch 10 12.4 14.0 14.0 17 19 20 * mm 254 315 356 356 432 483 508 * Weight KG * 62 86 LBS * 137 190 Buttweld ends L C L H H STEAMCO - Cast Steel Steam Valves RIGHT ANGLE GLOBE VALVE RIGHT ANGLE GLOBE VALVE INCLINED (Y) BONNET - SDNR CAT P151-D-RY CLASS 250 & 300 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 19 24 25 26 20 21 22 23 22