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Valland - Model A11C -Trunnion Cryogenic Ball Valves
FromValland S.P.A.
Applicable standards: API 6D or API 6A. Design according to ASME B16.34 or ASME VIII Div. 1 & 2. Pressure Class Range: ANSI Class 150 lbs. to 4500 lbs. API6A Class 3000 PSI to 20000 PSI. Size Range: API 6D - from 1/2" to 42". API 6A - from 1.13/16" to 13.5/8". Ends design: Flanged (RF/RTJ) - ASME B16.5 or ASME B16.47. Flanged (6B/6BX) - API 6A. Compact (Norsok Standard L-005). Butt-Weld (ASME B16.25) and/or Butt-Weld + Pipe. Hubbed according to client Clamp.
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- Body Design: Two or Three Pieces
- Closure Design: Bolted Closure or Fully welded
- Ball support: Trunnion (small sizes < 4") - Support Plates
- Seat design: Floating Self-Relieving - Floating Double Piston Effect
- Soft Sealing - Metal to Metal (Tungsten Carbide Coating)
- Valve operation: Manual: Lever or Gearbox
- Actuated: Pneumatic / Hydraulic / Electric / Electro-Hydraulic
- Available Materials: SS, 6Mo, Inconel, Incoloy, Hastelloy, Monel, Titanium
- NACE MR0175 according to client request.
- Additional Features: Double Block and Bleed, Anti Blowout Stem, Antistatic Device
- Testing and Certification:
- Testing: Hydrostatic, High Pressure Gas, Pneumatic and Functional
- API 598 - API 6A PSL3G, API 6A PR2 & Endurance
- Fire testing: API 6FA, API 607, BS 6755 part 2
- Fugitive Emission Test: ISO 15848 - 1 & 2
- SIL Certificate up to SIL 3
- PED 2014/68/UE Mod.H