Product overview
the valves for details
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High Performance
Flanged safety valves with especially high capacity for their size. With a large quantity of valve sizes, pressure ranges and product options, they have proven themselves as a universal safety valve for many applications.
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API
Flanged safety valves that meet all the requirements of API 526 such as standardized orifices and center-to-face dimensions. Their robust construction makes them especially suitable for high pressures and materials like Duplex, Monel or Hastelloy.
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Compact Performance
Threaded and flanged safety valves with compact dimensions for economical protection of small and midsized capacites. Many orifice diameters, seals and connections offer a very wide area of application.
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High Efficiency
Pilot-operated safety valves and supplementary loading systems for optimal tightness right up to set pressure.
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Modulate Action
Flanged safety valves with a standard or proportional opening characteristic. They minimize medium loss when opening and are used for thermal relief applications, liqud service and protection from pressure peaks.
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Clean Service
Safety valves for the food, beverage and pharmaceutical industries that meet all the relevant standards and regulations such as DIN 11866 or ASME BPE.
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Critical Service
PTFE-lined flanged safety valves for corrosive media such as chlorine, acids, and lyes. With their highly resistant lining they offer a safe solution for corrosive media.
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Best Availability
Change-over valves for increased plant availability and bursting discs in type-tested combination with safety valves.
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S&R
Safety valves to meet the requirements of local codes and standards such as for heating systems (TRD 721).
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How do I find the right Leser safety valve?
Finding the right LESER safety valve for your requirements is quick and easy with the LESER Valvefinder. Or take a look at the numerous fields of application for LESER safety valves to find the one you are looking for.







