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Quick Details

  • Place of Origin: Henan, China (Mainland)
  • Brand Name: Ke-Hui
  • Model Number: KHBL8-80A
  • Arc Current: 4-400A
  • Pulse Frequency: 0-500Hz
  • Pilot Arc Current: 4A
  • Rated Duty Cycle: 60%
  • Dimensions: 2.0m x1.5m x1.5m
  • Usage: Apply to weld pipe of Boiler, pressure vessel, heat exchanger, etc
  • Rated voltage: 380V, 50Hz
  • Rated efficiency: 13.2kw
  • Weldable tube diameter: 8-80mm
  • Weldable Wall Thickness: 0.5-6.5mm
  • Welding Torch: Continuous rotary welding
  • welding Style: TIG welding , Water Cooling
  • Welding Speed: 50-150mm/min, 0.3-6r/min
  • Wire feeding speed: 0-1.5m/min
  • N.W: 300kgs
  • Condition: GMQ, In stock

Packaging & Delivery

Packaging Details Packaging Detail: Inner with plastic wrap, the outer layer wooden, filled with foam
Packaging Size: 2.0m x1.8m x1.8m
G.W: 350kg
Delivery Time shipment within 15 working days after receiving payment


1.OEM,19 years
2.5D fine-turning patent
3.Panasonic IGBT dc inverter power
4.LCD Touch Screen

About us:  

We are the loading manufacturer specialized in designing and manufacturing different kinds of Automatic Arc Welders, Tungsten Electrode Grinders, Quenching Medium Performance Analyzers, Tube end facing machines in China with experience of 19 years, manufacturing according to the ISO9001:2008 quality control system guidelines, CQC. We help our customer develop special arc welders for their application and OEM service offered. 

Product function and characteristics

1,Suitable for various kinds of tube-tube plate assembly method;

2,3D frame which is fabricated according to adjust with a fifth dimensional tuning, suitable for pipe diameter very center of smaller intensive heat exchanger welding;

3,The welding head can on the surface doing a 180 degree rotated, convenient to replace tungsten pole and wire fine-tuning operation; etc.

4,Head of water, electricity, USES the winding way, welding can continuous rotary, cooperate the arc length adjustment, which can realize multilayer welding;

5, The spindle nose adopts water-cooled positioning, avoid pipe head melts in the flow, welder molding beauty;

6,Driving and wire used stepping motor system, the nose reliable

7,Adopting PLC control system, command nicety, strong anti-jamming capability;

8,Friendly human-machine interface adopts LCD touch screen, all Chinese input simple, intuitive operation, convenient;

9,By Panasonic IGBT inverter control dc pulse power, high efficiency, arc welding strong stability, weld bead molding beauty;

10,Compulsory water-cooling systems, equipped with 16 liters stainless steel water trough, do not suffer site conditions, such as water pressure cooling fully, reliable convenient!

Applicable products

Boiler, pressure vessel, heat exchanger, etc

Applicable scope

Pipe diameter 8mm-80mm carbon steel, alloy steel, stainless steel, copper and copper alloy, and titanium alloy tube-tube plate welding.

Technical parameters

Weldable tube diameter

8 mm~80 mm

Torch tilt angle

0 ° ~ 45 °

Torch rotation speed

0 ~ 8 rpm

Power control mode

IGBT inverter control

Wire feed speed

0 ~ 1500 mm / min

Rated input voltage

380V (3-Phases)

Rated input capacity

13.9 KVA

Rated Input Power

13.2 KW

Voltage allow fluctuating range




Rated duty cycle


Rated no-load voltage


Rated welding voltage

TIG welding 22.6V





Welding current adjusting range

4 ~ 400 A

Pulse frequency

0.5 ~ 500 Hz

Pulse duty cycle

5 ~ 95%

Weldable wall thickness


Current up time


Current fall time


Gas send ahead time


Gas send lag time


Welding procedure specification storage

100 group

Program segments

1-6 segments

Lateral movement stroke


Vertical movement stroke


Axial movement stroke


Horizontal fine-tuning


Vertical fine-tuning


Axial fine-tuning


These sample product technical parameters such as are subject to change without notice.

LCD Touch screen:

Welding effect

7 Patents & 4 Software copyrights



Contact me: kevin zhou, Tel: 086-371-67997190/91, Mobile:086-15093384141, Fax: 086-371-67986002, Skype:kevin.zhou6815

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