LESER Compact Perfomance
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Products advantages
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n Flanged and threaded valves with a wide range of option |
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n Diverse Small installation space with simultaneous horizontal installation option |
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n Bellows version availabl |
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n Set pressures up to 850 barg / 12325 psig |
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n LESER Nanotightness: Exceeds the tightness requirements of API 527 by 50% |
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n open rapidly with an overpressure of max. 5 % (Series 459) resp. 10 % (Series 437) to the full design lift |
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n are approved by all important approval organisations worldwide which ensures the worldwide applicability |
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Technical specifications |
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Nominal Diameter at Inlet |
DN 15 - DN 40 | 3/8" - 1 1/2" |
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Actual Orifice Diameter d₀ |
6 mm - 17.5 mm | 0.236 in - 0.689 in |
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Actual Orifice Area A₀ |
28.3 mm² - 241 mm² | 0.044 in² - 0.374 in² |
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Set Pressure |
0.1 bar - 850 bar | 1.5 psig - 12.328 psig |
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Temperature |
-270°C to +450°C | -454°F to +842°F |
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Body Material |
1.0619, 1.4408, 1.7357 | SA 216 WCB, SA 351 CF8M, SA 217 WC6, SA 352 LCB, SA 351 CF3M, SA 995 Gr 4A CD3MN (Duplex), SA 494 M35-1 (Monel), SA 494 CX2MW (Hastelloy) |
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Valve Connection |
Threads iaw DIN ISO 228-1, DIN ISO 7-1 / BS 21, ANSI / ASME B1.20.1. / Flange iaw DIN EN 1092-1 / DIN 2501., ASME B16.5 |
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Bellows Material (optional) |
Stainless steel, Elastomer (EPDM), Hastelloy, Inconel |
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Load Type |
Spring-loaded |
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Approvals |
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Industries |
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