ZERO-LEAKAGE. ALWAYS.

The number of unique technical attributes of the product, as the cone-in-cone seating design with the multiple laminations and the metal seat makes the series TRI-CON to an allrounder for many different industrial applications.

Zwick valves are used for industrial and exhaust gases, liquids, hot water or steam at lowest as well at high temperature zones up to 815°C. The TRI-CON is utilized extensively in the chemical, petro-chemical, oil & gas, offshore and district heating markets.

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SPECIAL FEATURES:

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- SELF-CENTERING DISC

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- TORQUE TRANSMISSION USING KEYS

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- IDEAL LAMINATION AND DISC DESIGN

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- SUPPORTING BEARING BUSHINGS

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- GENERAL CHARACTERISTICS

• Triple eccentric design

• Metal seating

• Pressure classes according ANSI 150/300/600/900 and

       PN 10/16/25/40/63/100/160

• Full bi-directional shutoff as per API 598 and/or DIN EN 12266-1

• Temperature range up to 815°C

• Size range 2″ – 88″ (DN 50-2200)

• Friction free opening and closing

• Vacuum tight

• Laminated seal and seat made of stainless steel

• Anti blow-out shaft API 609

• Steel casting, stainless steel, special alloys

• Fire-safe acc. to BS 6755 and API 607 4th ed. for both flow directions

• Fugitive emission control acc. to “TA-Luft II”

• Optional Double Block & Bleed Design

• Special customer requirements on request

• SIL 3

• EPA 21

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