Valve technology

Baelz thermal oil valves have a broad range of industrial applications

Our thermal oil valves are suitable for special applications in temperature ranges from -10°C to 400°C. The nominal diameters range from DN 15 to 300.

Advantages at a glance
  • Easy replacement of defective components
  • Very low leakage
  • High variability/flexibility
  • Low-maintenance
  • High operational reliability
  • Unique design

Areas of application

 

  • Polymerization and polycondensation systems
  • Temperature control of kneaders, dryers, nutsche filters, reactors
  • Concentration, distillation, regeneration and smelting plant 
  • Temperature control of flat film calendars and injection molding tooling
  • Heating of coating machines and lost core baths

 

  • Heating of autoclaves, stirring tanks, boiling tanks, storage and mixing tanks, silos, drying chambers
  • Production of road and ground surfacing materials

 

  • Heating of oil baths, acid and pickling baths
  • Temperature control of paint spraying and drying systems

 

  • Heating of bitumen and fuel oil tanks, air-conditioners, cargo
  • Heat recovery from main motors and gas turbines

 

  • Heating of presses, drying and coating systems, melting pots, laminating rollers
  • Drying installations

 

  • Indirect steam generation using thermal oil for heating of washing facilities
  • Heating of distillation systems

 

  • Heating of Flexo printing machines
  • Thermal (or regenerative) post-combustion of production exhaust with heat recovery

 

  • Heating of calanders, stenters, drying and cleaning facilities, mangles
  • Indirect steam generation

 

  • Heating of ovens, deep fat fryers, cooking vessels through indirect steam generation using thermal oil
  • Drying installations
  • Washing and cleaning facilities

 

  • Biogas preparation and power generation
  • Drying installations
  • Indirect steam generation
  • Hot water generation
  • Heating of halls

 

Overview of valves

baelz 340-BK-SS

2-way control valve in a 3-way housing with cooling tube and stainless steel bellows for applications using thermal oil.
 

FluidNominal pressureNominal diameterBody materialTemperature range
thermal oilPN 16 / 40DN 15 - 300

spheroid ductile iron (5.3103) /

cast steel (1.0619)

-10°C to 350°C

  • Add to the cart
  • Download directly
  • No access rights

baelz 342-BK-SS

Universal control valve with cooling tube and stainless steel bellows for applications using thermal oil. Angle way Kvso = 2% (class I).
 

FluidNominal pressureNominal diameterBody materialTemperature range
thermal oilPN 16 / 40DN 15 - 125

spheroid ductile iron (5.3103) /
cast steel (1.0619)

-10°C to 350°C

 

 

  • Add to the cart
  • Download directly
  • No access rights

baelz 347-BK-SS

Universal control valve with cooling tube and stainless steel bellows for applications using thermal oil. Straight way and angle way Kvso = 0,004% (better than class IV).
 

FluidNominal pressureNominal diameterBody materialTemperature range
thermal oilPN 16 / 40DN 15 - 300

spheroid ductile iron (5.3103) /
cast steel (1.0619)

-10°C to 350°C

 

 

  • Add to the cart
  • Download directly
  • No access rights

baelz 356-K-SS

Stainless steel control valve with cooling tube and stainless steel bellows for applications using thermal oil. DN 32 to DN 65 also available in cast steel.
 

FluidNominal pressureNominal diameterBody materialTemperature range

thermal oil

PN 16 - 40DN 15 - 65

stainless steel
(1.4571) /

cast steel (1.0619)

-10°C to 350°C

  • Add to the cart
  • Download directly
  • No access rights

baelz 365

Flanged control valve with pressure ratings according to American ANSI/ASME standards.
 

FluidNominal pressureNominal diameterBody materialTemperature range

hot water / cold water,

glycol (up to 50%),

steam,

thermal oil

ANSI 300

DN 15 - 250
(1/2" - 10")

cast steel (SA216WCB)

-29°C to 343°C
(-20°F to 650°F)

  • Add to the cart
  • Download directly
  • No access rights

baelz 367

Flanged control valve with pressure ratings according to American ANSI/ASME standards.
 

FluidNominal pressureNominal diameterBody materialTemperature range

hot water / cold water,

glycol (up to 50%),

steam,

thermal oil

ANSI 300

DN 15 - 250
(1/2" - 10")

cast steel (SA216WCB)

-29°C to 343°C
(-20°F to 650°F)

  • Add to the cart
  • Download directly
  • No access rights

to the other valves