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VD3–VD4

VD3–VD4

Product catalog summary
Standard Features
  • Construction: Two or three-piece bolted body.
  • Port Options: Reduced bore, full bore, or fully piggable.
  • Stem Retention: Anti blow-out stem.
  • Leakage Rate: ISO 5208 rate A for soft seated, rate D for metal seated.
  • Antistatic Device: Included, providing an electric conductive connection.
  • Pressure Relief: Automatic cavity relief to prevent overpressure.
  • Sealing: Bi-directional, Double block & bleed (DBB) with optional DIB-1&2.
  • Seating Options: Metal seated with Tungsten or Chrome Carbide coatings, soft seated with thermoplastic polymers.
  • Elastomers: FKM, HNBR, EPDM O-Rings, with special elastomers available upon request.
  • Drain and Vent: Drilled and threaded connections for various sizes.
  • Grease Injectors: Included for stem and seat, depending on size.
  • Lifting Points and Support Feet: Included for larger sizes or heavier valves.
  • Valve Operation: Lever, Gearbox, or Actuator with position indicator and locking device.
  • Material Testing: Pressure containing parts tested to EN 10204 3.1, with NDT to API 6D, ASME B16.34.
  • Valve Testing: Hydrostatic & pneumatic testing to API 6D, ASME B16.34, ISO 5208.
General Construction

Trunnion ball valves feature a design where the ball is bounded by trunnions, preventing axial displacement. The line pressure compresses the seat onto the ball, ensuring sealing. These valves are suitable for a wide range of applications without specific size and pressure limits. They offer a compact and reliable alternative to multiple instrument valve systems, reducing leak paths and saving on installation and maintenance costs.

Materials of Construction
  • Low Temperature and Low Alloy Carbon Steel
  • Stainless Steel, Duplex, and Super Duplex
  • Nickel Alloys
  • Titanium
  • Bronze
Applications
  • Utility
  • Corrosive & Dirty Environments
  • Low Temperature
  • High Pressure
Technical Data
  • Design Standards: API 6D, API 6A, ASME B16.34, ISO 14313, ISO 10423, ISO 17292.
  • Design Pressure: ASME B16.34, EN 1092-1, ISO 17292.
  • Body Wall Thickness: ASME B16.34, ASME VIII Div. I, ISO 17292.
  • Face to Face: API 6D, ASME B16.10 Long pattern.
  • Temperature Range: -50° to 200°C (-58° to 392°F).
  • Pressure Range: PN20 (ANSI 150) to PN420 (ANSI 2500).
  • Size Range: DN15 (1/2") to DN1800 (72").
  • End Connections: Various standards for flanged and butt-weld connections.
Approvals
  • Safety Integrity Level: SIL 3.
  • Fire Safe: API 607, API 6FA, BS 6755, ISO 10497-5.
  • Area Classification: ATEX 94/9/EC.
  • Pressure Equipment Directive: PED 97/23/EC.
  • Fugitive Emission: ISO 15848/1.
  • Construction: API 6D.
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Catalog excerpts

VD3–VD4-1

esse s.r.i. trunnion & floating ball valves Valves suitable for Oil & Gas production, processing, transportation, distribution, chemical and petrochemical refining including system isolation, pressure level and flow measurement, instrument drain, chemical injection and sampling for smaller sizes. Trunnion ball valves have the obturator bounded by trunnions which do not allow axial displacements of the ball itself in the flow direction; line pressure compresses the seat onto the ball, the STANDARD FEATURES! UTILITY CORROSIVE & DIRTY low temperature! HIGH PRESSURE All data stated in this sheet are subject to changes and amendments which will be not notified and are for general information only. Erreesse disclaims any liability for damages occurred due to his wrong use and interpretation. Erreesse s.r.l. Via delle Betulle 8A/8B/8C, 28075 Grignasco (NO) Italy - 0039 0163 415901 - 0039 0163 415941 - [email protected]

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