1900 Standard Series - Allied Valve Inc

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Valve Configuration Code (Contd.)Lever/Cap DesignDesignationType31 Screwed32 Bolted33 Packed34 Plain37 Air OperatedServiceDesignationGSLASSTypeGasLiquidSteamInlet Flange FacingDesignationFacingRFRaised Face SerratedRJRing JointDisc Holder Pressure DesignDesignation Pressure Range 1LPLow PressureHPHigh PressureLMSMLFSFLTSTLGSGRSLJBWSWGLOCTCLarge MaleSmalle MaleLarge FemaleSmall FemaleLarge TongueSmall TongueLarge GrooveSmall GrooveRaised Face, SmoothLens JointButt WeldSocket WeldGraylocOtecoTri-ClampSour Gas ApplicationsDesignationSG1TypeNon-BellowsSG10 Non-Bellows 2SG5 Bellows 2SG15 Bellows 2Guide Surface CoatingDesignationPart CoatedG1G2G3Glide-Aloy Disc HolderGlide-Aloy GuideGlide-Aloy Disc Holder andGuideNotes:1. Pressure Ranges Vary per Orifi ce.2. Aluminum Metallized Alloy Steel Spring.1900.100 | Dresser Consolidated ®
How to Order a 1900 Safety Relief ValveSpecification SheetPage_____ of_____Requisition No. ____________________________Job No.____________________________Date____________________________Revised By ____________________________General1. Item Number:2. Tag Number:3. Service, Line or Equipment No:4. Number Required:Basis of Selection5. Code: ASME Sec. I (1900/P series only) ASME Sec. III ASME Sec. VIII OTHER Specify:6. Comply with API 526: YES NO7. Fire OTHER Specify:8. Rupture Disk: YES NOValve Design9. Type: Safety Relief10. Design: Conventional Bellows Closed Bonnet Yoke/Open Bonnet Metal Seat Resilient Seat API 527 Seat Tightness OTHER Specify:Connections11. Inlet Size: Rating: Facing:Outlet Size: Rating: Facing:12. OTHER Specify:Materials13. Body/Bonnet:14. Guide/Rings:15. Seat Material:Metal:Resilient:16. Bellows:17. Spring:18. Comply with NACE MRO 175 YES NO19. OTHER Specify:20. Cap and Lever Selection Screwed Cap (Standard) Bolted Cap Plain Lever Packed Lever Gag21. OTHER Specify:Service Conditions22. Fluid and State:23. Required Capacity per Valve & Units:24. Molecular Weight or Specific Gravity:25. Viscosity at Flowing Temperature & Units:26. Operating Pressure & Units:27. Blowdown: Standard Other28. Latent Heat of Vaporization & Units:29. Operating Temperature & Units:30. Relieving Temperature & Units:31. Built-up Back Pressure & Units:32. Superimposed Back Pressure & Units:33. Cold differential Test Pressure & Units:34. Allowable Overpressure in Percent or Units:35. Compressibility Factor, Z:36. Ratio of Specific Heats:Sizing and Selection37. Calculated Orifice Area (square inches):38. Selected Orifice Area (square inches):39. Orifice Designation (letter):40. Manufacturer:41. Model Number:42. Vendor Calculations Required: YES NO1900 Series Safety Relief Valve | 1900.101
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Pressure Relief Valves1900 Standard
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Conversion TableAll the USCS values
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Scope of Design1900 Series Overview
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Scope of Design (Contd.)1900 Series
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Scope of Design (Contd.)1900 Series
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Scope of Design (Contd.)How Pressur
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Scope of Design (Contd.)Product Fea
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Scope of Design (Contd.)1900 Steam
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Scope of Design (Contd.)1900 Restri
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Scope of Design (Contd.)1900 Soft S
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MaterialsConventional SRV 1900 Seri
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Materials (Contd.)Conventional SRV
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Materials (Contd.)Conventional SRV
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Materials (Contd.)1900 Soft Seat (D
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Materials (Contd.)1900 Liquid Trim
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Materials (Contd.)1900 Sour Gas (SG
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Materials (Contd.)Corrosive Service
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Materials (Contd.)Low Temperature (
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Materials (Contd.)1900 Valves for L
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Materials (Contd.)O-Ring Selection
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Accessories (Contd.)1900 Caps, Leve
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Accessories (Contd.)Bolted CapConso
Page 52 and 53: Accessories (Contd.)Cap and Lever C
Page 54 and 55: Dimensions & Weights1900 Flanged Se
Page 56 and 57: Dimensions & Weights (Contd.)ValveT
Page 64 and 65: Pressure / Temperature (Contd.)Valv
Page 72 and 73: Pressure / Temperature (Contd.)Pres
Page 94 and 95: Capacities (Contd.)Valve Capacity f
Page 96 and 97: Capacities (Contd.)OrificeDesignati
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Page 100 and 101: Valve Configuration CodeMATERIAL CL
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1900 Standard Series - Allied Valve Inc

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