Lined safety relief valves
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Lined safety relief valves - 1

A SME Section VIII, Div.1/National Board certified A SME Class 150 RF flanges PTFE balanced bellows Compatible with most API 526 face to centerline dimensions Richter PFA/PTFE Lined Safety Relief Valves

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Lined safety relief valves - 2

Applications Overpressure protection for unfired pressure vessels and plant systems used with corrosive and high purity liquids, gases and vapors. Examples: • Reactors in API plants • Low pressure chlorine cells • Metal-sensitive fluids (H2O2, electrograde chemicals etc.) • Highly corrosion resistant and chemically inert with certification for vapors, gases and liquids - More economical choice compared to high alloy valves: lower spare part cost, typically shorter lead time, quicker delivery - More reliable performance in corrosive service - Alternative to high alloy or composite rupture...

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Lined safety relief valves - 3

Operating range, capacities, pressure/ temperature diagram Set pressure ranges Valve size i nlet/outlet * Set pressures below 15 psig (1.034 barg) do not require ASME certification, thus without ASME UV stamp Consult with manufacturer for set pressures above 188 psig (13 barg) for 1”/2” and 2”/3” & 145 psig (10 barg) for 3”/4” and 4”/6” Low temperature for ductile iron SA-395 limited to -20 °F (-29 °C) acc. to ASME Code Sect. VIII, Div. 1, UCD-23. ASME/National Board certified discharge coefficients K = (KD x 0.9) Valve size The KSEA safety relief valves can be closely adapted to the...

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Lined safety relief valves - 4

Materials, dimensions, weights Components and materials * only valves with lift limitation KSEA dimensions and weights API 526 dimensions Valve size API 526 face to centerline compatibility • KSEA 2“/3“ and 3“/4“ can replace API valves without need for pipe changes • KSEA 1“/2“ meets API inlet face to centerline dimension A Flange connections to ANSI B16.5, Class 150 * Note: This table shows the API 526 dimensions and suits to compare with the KSEA face to centerline dimensions RICHTER Process Pumps & Valves FLUID A METERING Richter Inc. A Unit of IDEX Corporation 406 State Street, Cedar...

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