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Quick Details

  • Condition: New
  • Place of Origin: Henan, China (Mainland)
  • Brand Name: KEHUI
  • Model Number: KHGK
  • Arc Current: 4-400A
  • Pulse Frequency: 50HZ/60HZ
  • Pilot Arc Current: 4-400A
  • Rated Duty Cycle: 60%
  • Motor Type: AC Motor
  • Dimensions: 1000*1200*1600
  • Usage: pipe to pipe orbital TIG welding
  • Voltage: 380V
  • Power(W): 13.2kw
  • Certification: ISO9001:2008
  • Warranty: 2 YEAR
  • After-sales Service Provided: Engineers available to service machinery overseas
  • Rated input voltage: 250A/400A
  • Advantage: Stainless Steel Tube welding
  • Phase number: Three phase
  • Frequency: 50/60Hz
  • Argon gas flow: 8~12L/min
  • Service life: 8~12 years
  • International standards: ISO9001 & CCC
  • Service type: OEM service
  • key words: inverter wedling equipment
  • type: TIG welding machine

Packaging & Delivery

Packaging Details 1.Packed in wood case
2.standard packages
3.according to your special enquipement
Delivery Time Shipped in 15 days after payment

 Automatic Stainless Steel orbital tube welding machine









Applicable industries

Petrochemical, boiler, refrigeration, medicine, aviation, pressure vessel, ship, food machinery, atomic energy etc

Applicable scope

Apply to tube diameter from16mm-300mm, for tube-pipe, tube-elbow, tube-flanges, tube-Plug, etc. Welding materials contain carbon steel, alloy steel, stainless steel, etc. used filling wire or not filling wire butt welding


  • 20 years’ experience focus on welding industry
  • In 2014, the company is authorized to distribute share and stock 
  • Auto welding, save cost
  • Fusion welding, fillet welding
  • Easy to weld tube to plate, tube welding, and plate welding
  • The both inside and outside welding effect looks smooth and nice
  • TIG welding, argon gas protection





Parameter of weld head
Type of welding headKHGK 16-40KHGK 36-90KHGK 70-160KHGK 140-230
Welding Speed(r/pm)0.4~30.2~20.1~10.07~0.5
Weldable Dia.(mm)16~4036~9070~160140~230
Electrode Dia.(mm)1.6/
Dwell time(s)     0.1~20.1~20.1~20.1~2
Automatic arc length control
Filler Wire
Wire Diam.(mm)0.8/1.00.8/1.00.8/1.00.8/1.0
Power Source
Setting Range(A)8~4008~4008~4008~400



Parameter of power supply
Rated input voltage380 V
Rated input capacity11.5 KV A
Rated power input9.0 KW
Voltage allow fluctuating range380 V±10%
Phase numberThree-phase
Frequency50/60 HZ
Welding current adjust range4~400 A
Rated duty cycle400 A   60%
250 A 100%
Rated voltage no-load70 V
Rated welding voltageTIG welding, 22.6 V
Pulse frequency0.5~500 HZ
Built-in memory space100 groups of weld parameter
Each set can segments1~12 section
Duty cycle regulating range20%-50%
Argon flow8~12 L/min
Preheating time0.1~25 S
Current rise/fall time0.1~25 S
Cooling water pressure1.2 kg/f



Note: Trolley which loaded Panasonic power source , weld head, Argon gas cylinders.

Easy to mobile 


Parameter of Control system 
Control methodPLC
DisplayDigital display
Screen touchResistive screen
Built-in memory capacity100 groups of welding standard
Input InterfaceEnglish


Function: The power supply/control system supplies and controls the welding parameters according to the specific weld program created or recalled from memory..The specific weld program ( can store 100 groups)are setup by our engineer according to your welding situation.


You also can setup your weld specific program through resisitive touch screen. Our machine can tore 100 groups of weld parameter.The sreen pictures are display as belows:








Welding  effect










After Service:



1>.Pre-sale services: enthusiasm
We provide you with the prophase plan, process flow design and manufacturer equipment according to your special demand.



2>.Sale services: servant
Send technicians to the jobsite for guiding the installation and adjustment, training operators and finishing the check and accept together with you.




3>.After-sale services: faithfulness
To establish long term friendship, we will regularly pay return visit to customers.
Supplying technique, building design, instruction, installation and debugging for free.




4>.We provide one-year warranty to make sure your machine runs consistently. We always offering lifelong services and provide spare parts for a long term,and repairing main parts under right using for free in two years.


The Questions You Are Concerning on

How is the quality of your products?
Our products are manufactured strictly according to national and international standard, and we take a test on every grinder before delivery.
If products’ quality is not consistent with the description as we described or the promise before you place order, we promise 100% refund.
How about price?
Yes, we are factory and be able to give you the lowest price than market one, and we have a policy that “ for saving time  and absolutely honest business attitude,we quote as low as possible for any customer, and discount can be given according  to quantity”.


More information, please contact us by: www.zzkehui.com 

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China (Mainland) | Manufacturer, Trading Company
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