Design features
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Design Features
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Benefits
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Cast carbon or alloy steel valve body and disc
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Resistance to chemical and temperature effects of line medium.
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Angled seats sealing surfaces
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Reliability and longer service life of products.
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Corrosion-resistant over welding of valve internals.
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Tightening flanges design for DN 150, 200, 300
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High level of serviceability and maintainability.
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Part name
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Material
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DIN
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ASTM
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Body
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C22, 13Mn6
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A556, AISI 1020, A350LF2
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Disc
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C22, 13Mn6
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A556, AISI 1020, A350LF2
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Gasket
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Paronite PON-A
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Paronite PON-B
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Bolt
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C22, X20Cr13
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A556, AISI 1020, A473, A580, AISI 420
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Clevis
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X20Cr13
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A473, A580, AISI 420
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Pivot
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X20Cr13, X20CrNi 17.2
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A473, A580, AISI 420, A176, A479, AISI 431
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Flange
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C22, 13Mn6
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A556, AISI 1020, A350LF2
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Nut
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C35, 41CrS4
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A915, AISI 1035, A331, AISI 5140
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Pin
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C35, 24CrMo5, 1.7218
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A915, AISI 1035, A507, A519
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Body overlay
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Corrosion resistant over-welding
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Disc overlay
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Corrosion resistant over-welding
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Used as stop valves for pipelines transporting:
- water, vapor and other nonflammable, non-explosive and non-toxic media (Water);
- oil, petrochemical products, synthetic oil and other explosive flammable liquids (Oil).
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