Name: 50kva Transformer heat treatment machine  model: TDWK-50KVA
weld pre-heating and heat treatment machine,PWHT machine

Product Description

The 50KVA transformer heat treatment machine  

Our PWHT equipment is widely used for Various pipelines,oil pipeline,gas pipeline and so on.

 Can set up the temperature value and time value of warming, constant temperature and cooling (i.e. warming velocity, cooling velocity and constant temperature velocity) it has eight sections of setting at most, 

0-1000℃/1200℃ constant temperature

50 kva rated power; it can take 18 pieces of 2.7 kw 60V heaters working at the same time at most;

There will be 6 temperature control channelsthe power of each channel is 8.3kvawhich can match 3 piece of 2.7kw 60V heaters at most.

 with 6 points paper chart recorder Japanese CHINO(also can choose 12 points EH3000 or AH4000)

The temperature control meter can also set the Fahrenheit degree. 

Transformer design 

Input voltage415V/380V/440V/480V 3phase 50Hz/60Hz AC.    

Output Voltage60V AC /DCcan be design


Our heat treatment machine are  far infrared heating   equipment with PID system. 
Their main applications are pipeline heating, pre-welding heating, post-welding heat treatment, stress relief,, annealing,ect. 
1. Pre-heating: Straight seam weld, longitudinal, circumferential weld, thick steel plate etc.

2. Post-welding heat treatment: tank, boiler or other metal jobs
3. Heating: mold heating, shipboard, zinc bath, large& irregular metal parts
4. Pipeline heating: pipeline oil, pipeline gas, pipeline water, pipeline petrochemical and other pipeline material
The using fields involved are petrochemical, oil and gas pipelines, aerospace, shipbuilding, steel, Hydropower construction ,tanks, boilers, vessels, pressure vessels, cylinders, metal structure, spatial structure, railway bridges, electricity water, mine construction, vehicle manufacturing, nuclear power, mining, plastics processing, energy saving process, screw barrel industries,ect.



We also produce 65kva  87kva   100kva  130kva and so on

The following links is the 65 kva machine:


Application of heat treatment machine


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1. Over 15 years experience in Far infrared heating
2. Heating furnace is safety and reliability, long life 
3. Our heating equipment export to Italy, Mexico ,Turkey, Slovakia, Pakistan, Iran,Vietnam,India,     Malaysia,Kazakhstan, Uzbekistan,Russia,Ukraine,Azerbaijan,Indonesia,South Africa,etc. And winning great popularity
4. One year warranty and life-time technology support
5. Fast, timely delivery & reliable after-sales service
6. Spare parts & tools delivered with harvester for daily maintenance
7. Customers & quality first
8. Can provide oversea technical support
9. Free design for custom



1. Why the price is so low?
You are ordering directly from the factory.

 2.Where is your factory located? How can I visit there? 
Our factory is located in Suzhou City, Jiangsu Province, China,about 1 hours bus ride from Shanghai .All our clients, from home or abroad, are warmly welcome to visit us.

 3.What type of payment do you have available?
We accept TT and L/C,as sample order,the Western union,Money gram and Aliexpress is available.

 4.How can I get some samples? 
We are honored to offer you samples. 
5.How does your factory do regarding quality control? 
"Quality is in my hand,customer in our heart”. Topright people always attach great importance to quality controlling from the very beginning to the very end. 


Welcome to contact us for more details ,most competitive price for you!

Company Information

 transformer heat treatment equipment 50KVA


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Suzhou Guan Sheng Electric Appliances Co., Ltd.

318 National Rd., Meiyan Town, Wujiang District, Suzhou City, Jiangsu,China

Phone:+86 18913068996(WhatsApp)

Tel:  0086-512-63683671

Fax: 0086-512-63683671

Skype: guansheng1688

Whatsapp:+86 18913068996