ASME B16.34 Class 300 LB Cast Steel Gate Valve Flanged Ends
China Class 300 LB Cast Steel Gate Valve Manufacturer Shinjo Supplies Class 300 LB Cast Steel Gate Valve, ASME B16.34, Flanged Ends, Metal Seat. Features: Outside Screw and Yoke (OS & Y), Rising Stem. Bolted Bonnet. Flexible Wedge (2" Solid). Extended Bonnet for Cryogenic Services. By Pass on Request. Locking Device Optional. Specifications: Design: ASME B16.34/API 600. Face to Face: ASME B16.10. End to End: ASME B16.10. End Flange: ASME B16.5/B16.47. BW End: ASME B16.25. Test: API 598. Special: NACE MR-01-75. Structure of CL 300 LB Gate Valves: Parts & Materials: 1. Body: ASTM A216 GR.WCB. 2. Seat Ring: ASTM A105+Stellite Faced. 3. Disc: ASTM A216 GR.WCB+13Cr Faced. 4. Stem: ASTM A182 GR.F6. 5. Gasket: Soft Iron + Graphite. 6. Bonnet: ASTM A216 GR.WCB. 7. Bonnet Bolt Nuts: ASTM A194 GR.2H. 8. Bonnet Bolts: ASTM A193 GR.B7. 9. Backseat Bushing: ASTM A276 Type 410. 10. Stem Packing: Braided Graphite & Die formed Graphite Ring. 11. Eyebolt Pins: Carbon Steel. 12. Gland Eyebolts: ASTM A307 GR.B. 13. Gland: ASTM A276 Type 410. 14. Gland Flange: ASTM A216 GR.WCB. 15. Eyebolt Nuts: ASTM A194 GR.2H. 16. Grease Nipple: Carbon Steel. 17. Stem Nut: ASTM A439 GR.D-2. 18. Retaining Nut: Carbon Steel. 19. Hand wheel: Ductile Iron. 20. Hand wheel Nut: Carbon Steel. 21. Screw: Carbon Steel. 22. Yoke: ASTM A216 GR.WCB. 23. Yoke Pan Bolt: ASTM A194 GR.2H. 24. Nuts Yoke Pan Bolts: ASTM A193 GR.B7. 25. Bearing: Steel. 26. Lantern Ring on Request: ASTM A276 Type 410.