Preweld Heaters

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  • Rugged tubular heater construction
  • Clamp-on design makes installation easy
  • Use wherever preweld heating is needed
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Vulcan Preweld Heaters are specially designed units that utilize our Tubular Heater construction. They are designed as clamp-on assemblies to provide localized preheating for welding processes. Rugged mounting brackets are provided for placement of the heater over studs on the parent metal.

  • Rugged alloy sheath fully annealed to facilitate bending to slightly curved surfaces
  • Heater is flattened on one side to increase contact surface
  • Premium grade magnesium oxide insulation imbeds the resistance wire coil for optimum heat transfer
  • High-temperature nickel chromium resistance wire
  • Termination is designed to fit 3 wire ground type twist lock plug
  • Standard and custom options available
  • Shipbuilding Industry
  • Heavy Equipment and Machinery
  • Construction and Steel Structures
  • Containment Welding
  • Tank Welding

Models and Options

PREWELD HEATERS- TYPE PH

240 Volt 277 Volt Watts Length Approx. Wt.
Model Model . in. (mm) lb (kg)
PH-38B1 2000 30 762 2.2 1.0
PH-38B2 2000 30 762 2.2 1.0
Construction Details:
Heater Tube: 300 series stainless steel – fully annealed
Flattened on bottom to increase surface contact
Hairpin shape- Length is overall hairpin dimension
Hairpin legs are 2.5″ (63.5 mm) center to center
Brackets provided for contact mounting
Termination: Designed to fit 3 wire ground type twist lock female plug
Custom: Custom lengths, watts, and volts are available

 

Option Code Description
EB4  Moisture Resistant Enclosure
EB7  Explosion Resistant Enclosure
WX  Special Wattage
VX  Special Voltage
HX  Special Heater Length

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We engineer solutions for complex requirements, used in a broad range of industries and applications.

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