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  Split Body ball valves (bolted joint type)

  

  • Completely forged into two or three pieces
  • Ball trunnion mounted (for small sizes is available also the floating ball type - not ball trunnion mounted)
  • Full or reduced bore
  • Soft or metal seal - standard bi-directional body seal
  • Pig passage prearrangement
  • Double Block & Bleed
  • Self-relieving internal pressure and/or “double piston seats”
  • Specific design for all service applications: high temperature, low temperature (cryogenic), erosive, abrasive and corrosive
  • Materials available: Carbon steel, stainless steel, Duplex 22/25 Cr, Nickel and Titanium alloys.
  • Hard-facing and coating: ENP, Chromium and Tungsten carbide
  • No limits of sizes and pressure classes
  • Our valves are completely Made in Italy; all the components are designed, purchased and machined by Bruno Presezzi SpA meeting the Italian and European Community Laws

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  Through conduit slab type gate valves

  
  

  • Cast or forged materials, prefabricated and assembled availability
  • Full maintenance in line
  • Pig passage prearrangement
  • Full or reduced bore
  • Soft and/or metallic seal
  • Double Block & Bleed
  • Rising or non-rising stem design
  • Option with seat cleaning device for dirty service
  • Specific design for all service applications: high temperature, low temperature (cryogenic), erosive, abrasive and corrosive
  • Materials available: Carbon steel, stainless steel, Duplex 22/25 Cr, Nickel and Titanium alloys.
  • Hard-facing and coating: ENP, Chromium and Tungsten carbide
  • No limits of sizes and pressure classes
  • Our valves are completely made in Italy; all the components are designed, purchased and machined by Bruno Presezzi SpA meeting the Italian and European Community Laws

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  Ball valves for cryogenic application

  
  

  • Operating temperature: from -80°C to -196°C
  • Extended bonnet available for both types: Side Entry Split Body (bolted joints)
  • Top Entry Bolted Bonnet
  • Floating & trunnion ball assembly
  • Full and reduced bore
  • Metallic and soft seal
  • Fire Safe
  • Test up to -196°C by Nitrogen & Helium

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  Ball valves split body (full welded type)

  
  

  • Two or three pieces butt welded together for the environmental safety
  • Suitable for buried service
  • For all the other features see Bolted Joints version

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  Axial flow type check valve

  
  

  • Available both of soft and metallic seal type
  • Minimum turbulence and low pressure drop: reduced operating cost of pumps and compressors
  • Non slam operation - maintenance free
  • Short stroke and quick closing operation
  • Materials available: Carbon steel, alloys in general, stainless steel, Duplex 22/25 Cr, Nickel and Titanium alloys.
  • Hard-facing and coating: Stellite, Chromium and Tungsten carbide
  • No limits of sizes and pressure classes
  • Our valves are completely made in Italy; all the components are designed, purchased and machined by Bruno Presezzi SpA meeting the Italian and European Community Laws