Surplus Valves
The function of a surplus valve is to relieve excess flow capacity from a system to avoid excessive pressure build up on pumps or equipment. Surplus valves should be used wherever the likelihood of a system overpressure is either frequent or predictable.
MACK SURPLUS VALVES OFFER:
• Cost effective, reliable valves• Longevity & Reliability
• Express delivery with many common styles and sizes
ex-stock
• ISO 9001 Certified Quality Control
• Custom engineering for tough applications in a wide
range of materials
APPLICATIONS INCLUDE:
• Water• Steam
• Air & Gases
• Chemicals
• Oils
SIZES:
• Range from 15mm to 200mmINLET PRESSURE RATING:
• Pressures up to 4960 kPa (depending on model)SET PRESSURES:
• 70 to 3450 kPa (depending on model)MATERIALS:
• Cast & Ductile Iron• Bronze
• Steel
• Stainless Steel
• Special Alloys to order
OPERATING STYLES:
• Internally or Externally Pilot Operated• Diaphragm Operated
• Piston Operated
• Hard & Soft seated designs