Valves for aggressive media LESER type 447/449, 546, etc.
Flanged safety relief valves with partial or full PTFE coating, suitable for aggressive and corrosive environments. Safety valves are designed and manufactured in accordance with the highest requirements of standards, they are reliable and durable in operation.
Type 546, 5466
- DN 25 – DN 100, 1" – 4" (type 546)
- DN 25 + DN 50, 1" + 2" (TYPE 5466)
- Setting pressure 0.5–10 bar, 7.2–145 psig
Type 447
- DN 25 – DN 100, 1" – 4" (type 546)
- Setting pressure 0.1-16 bar, 1.5-232 psig
Type 449
- DN 25 – DN 100, 1" – 4" (type 546)
- Setting pressure 0.1-16 bar, 1.5-232 psig
All LESER products
The group "New Technologies" offers for review the products of the plant LESER: safety valves of high, medium and low performance, pilot safety valves, API standard valves, valves for sterile and aggressive conditions, switching valves, bursting membranes
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High performance valvestype 441/442, 455/456, 457/458, etc. -
API Standard Valvestype 526, etc. -
Compact valvestype 437/438/439, 459/462, etc. -
Valves for sterile mediatype 481/483/488/484/485 , etc . -
Valves for aggressive mediatype 447/449, 546, etc. -
Low-capacity valvestype 427/429, 431/433, etc. -
Safety valves for heatingtype 424, 440, 460, etc. -
Switching valvestype 310, etc. -
Bursting membranestype KUB, etc. -
Pilot valvestype 810, 820, etc.
About LESER
LESER (Germany) is a private family company, fully focused on the development and production of one product - safety valves to protect equipment of any kind from unacceptable excess pressure.
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LATEST DEVELOPMENTS
LESER continuously improves existing lines and develops new models of safety valves to meet the needs of customers. -
QUALITY TESTS
LESER has three efficient performance testing laboratories for steam, gases and liquids, certified by TUV and ASME. -
OWN PRODUCTION
LESER safety valves are manufactured exclusively in Germany by LESER. This guarantees a high level of product quality.
Information Board LESER
Learn more about our products LESER.
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Price list for products -
LESER equipment catalog -
A brief overview of LESER products -
Catalog of standard full-lift safety valves
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Flanged safety valves
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Safety loading valves series 437 series 459
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Safety loading valves series 48X
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Flanged safety relief valves series 546 series 44
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Switching valves Type 310
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Safety valves with installable
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Safety valves series 810 – blasting series 820 – bypass
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Questionnaire for LESER equipment
NEW TECHNOLOGIES GROUP
For sales and support please contact
Contact us or your local dealer for more information on certifications, features, reviews, pricing, stock availability and delivery terms for LESER products.
Reply guaranteed within 8 business hours
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