Download - Chap 14_Vent Check - Pressure Vacuum Valve
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Vent Check 437
Vent Check Valve, AERO 1.1
For on-deck venting of tanks containing ballast, lub, oil, etc.
Reality tested according to IACS requirements.
Approved by major classifi cation societies.
Featuring these fi ne qualities:
- realistic fl uid-based pressure drop curves
- pressure loading and impact tested fl oats
- specially-designed seats with zero-leackage performance
- tested and approved, submerged at inclinations up to 40
- optimal motion in closing operation
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Vent Check438
Vent Check Valve, AERO 1.1 - Vent Check Valve for on deck-venting
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Vent Check 439
Vent Check Valve, AERO 1.1 - Flow Characteristics
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Pressure Vacuum440
Pressure / Vacuum Valves
for relieving pressure or vacuum, caused by
thermal variations or cargo handling
Featuring these fi ne qualities:
- Non-hammering design
- Selfclosing checklifts
- Easy service & maintenance
- Protected seats
- Only two moving parts
- Completely in 316 L stainless steel
- Weightloaded, reliable operation
- High-lifting design
- Velocity over 30 m/s
- Approved by major classifi cation
societies
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Pressure Vacuum 441
High Velocity Pressure Vacuum Valve TV913 - Non-hammering PV-valve, for venting of tanks containing fl ammable and/or toxic cargoes
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Pressure Vacuum442
High Velocity Pressure Vacuum Valve TV913 - Flow Characteristics