Company information:

Welcome to QingDao TongHai Industrial Equipment Ltd. 

We were established in 2000 year, 

belong to Italy Heating Group wholly-wned boilers manufacturer.

 As the Europe manufactory, we intoduce boiler schemes, production line, inspection, services all from our Italy Headquarters. 

Following EU services, we provide the boiler 3 years warranty for clients. 

No only in China and Asia area, we are also responsible for supplying products to othr parts of the world. 

We are located in QingDao, Hi-Tech industrial park, investment thirty million dollars, 

and occupy one hundred thousand square meters. 

Our company is about 30 minutes' drive from QingDao airport, and you are most welcome to visit us when you are in China. 

Certificates:

Product Description:

Double drum water tube boiler  : 

1. It adopts automatic operation chain grate, water tube structure which ensures boiler safe operation and extend service life.

2.The boiler adopt double drum, monolayer arrangement, compact structure,  sufficient output, safe and reliable operation, short construction period, and low installation cost ect.

3.The design of cyclone reburning chamber in furnace resulted in the decrease of dust contained in the flue gas. At the same time, incandescent carbon black particles shall burn further, enhancing the boiler thermal efficiency, and decreasing gas blackness, as a result, the gas emission concentration shall meet the requirements of grade A environmental protection area.

4.The grate  employ the technology patent of small roller structure, boundary grate and so on, improving the operation reliability of the boiler.

5.Since the adoption of technology patent for the sealed wind chamber and bilateral grate air register, and the application of machining cone seal structure to grate adjusting air equipment, the sensitivity of the grate shall be improved.

6.According to the customers' requirements, other energy saving equipment, shall be matched.

The boiler for export:

Boiler body:

Chain Grate:

Auxiliaries boiler:

Quality Guarantee:

Strength calculation report with applied materials information; 

100%NDT(non-destructive inspection) report of steel plate, tube and welding rod; 

100% X-ray inspection report (welding seam): to ensure the quality of the entire boiler; 

Hydraulic test report: ensure the standard working pressure and safety; 

Our services:

 1.We can help design and manufacture boilers according to customers’ special requirements.

2.Engineers are available service overseas

3.boiler body warranty 2 years

4.Engineers 24hours online

FAQ:

How to install a boiler?

 Tonghai Boiler provides completed installation drawing and manual, or send engineer abroad for installation guidance.

 How many years is the boiler’s life?

 The boiler is designed for 20years life.

How to choose a boiler model?

 Confirm the type (steam or hot water), capacity, pressure (or output temperature need) and fuel(coal, biomass, gas or oil) of the boiler, Tonghai Boiler will suggest a suitable model based on your usage

How is the warranty term?

 If any problems caused for quality during the warranty period, the Seller will repair or replace the broken parts for free, if the problem caused from the client’s side, the Seller will help supply the spare part at lowest cost.