Small PWHT welding heater,portable PWHT preheater


The top induction heating manufacturer of small PWHT welding heater,portable post weld heat treatment machine,portable preheat welding machine,Portable welding preheat stress relieving system.

Main Application:

l  Preheat: weld heat,coating, spraying, bending, fitting&unfitting heat

l  Post-weld heat treatment: tank, boile, pipeline, steel sheet or other metal jobs

l  InductionHeat: mold heating, shipboard, zinc bath, large& irregular metal parts

l  Pipeline material heat: pipeline oil, pipeline gas, pipeline water, pipeline petrochemical and other pipeline material

Main Features

* High speed: 70%

*  Low tolerance

*  Energy Saving

*  High efficiency

*  Accurate heating

*  Simple operation

*  Non-contact heating

*  Environmental protection

*  Hypothermia circumstance

* Air cooling is suitable for low-temperature environment

* Induction heating is more uniform than oil,gas,flame heating

Input voltage 3*380V, 50/60Hz, 4 Wires
Input Current 1~30A 1~15A
Output Current 0~300A 0~200A
Output Power 1~20KW 1~10KW, Max 15KW, 150% duty cycle
Output Frequency 5~30KHZ
Thermocouple K type
Temperature system Build in induction machine
Heating Temperature Max800℃ Max500
Size 700 x 330 x 410 mm 650 x 310 x 410 mm
Weight 32kg 26 kg
Induction Heating coil
Length 10~20 M
Diameter 15 mm
Working temperature -30~45℃
Pipeline Size OD: 50~500mm or equivalent

Portable prheating pwht machine

Portable bridge weld preheating machine

Portable preheat welding machine

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