hot water boiler use coal fired

  Company Information Company Introduction 1, Spirit: Supply Reliable & High Efficient Heating System. 2, Produce Capacity:  More Than 1000 Sets Of Boilers (5000 T/H) Can Be Produced By us Per Year. Class A Boiler Manufacturer. Class A1, D2 Pressure Vessel Manufacturer. 3, Certification:All products have passed ISO9001:2008 & ASME International Quality Management System Certification, also can provide CE, AS, GOST certification. 4, Business Promise:Each Boiler System Parts Is From First Class Brand All Over The World or China. 5, Quality Strict monitor. From The Material, Welding, To Finished Boiler Shipment; From Project Establishment, Drawing Design, To Final Audit. Advanced automatic welding with 100% passed penetrate X-Ray inspection. 6, User: We Are The Stable And Long Term Supplier Of Many Top 500 Groups All Over The World. Such As PetroChina, Sinopec, Nestle, Mercedes-Benz, Coca Cola, Etc,. We are looking for long terms cooperation boilerusers,distributors, importers, agents worldwide! Product model DZL Function: widely used for heating and industrial use. Some area like hotel, school, large and medium-sized enterprise and company, factory, apartment and so on use it for heating and shower DZL water-fire tube coal fired hot water heating boiler feature: 1. Fire have 3 pass, fire stay longer time in boiler tube, make full use of fuel, at the same time, reduce the fuel gas’s temperature.  2. Spirally fire tube, fuel gas goes through the boiler spirally, this will prolong the residence time of gas inside the drum  3. Arched Tube plate, reduce the temperature of front tube plate, it is safe when we use it. 4. Hot water boiler unique feature: As to the hot water boiler, DZL has a special technology back water, just our factory can do it, when the water pass the boiler to the bottom container, the pressure pull the water to flow quicker,with the help of inertia, the water flow wash the front boiler tube plate, so the temperature of front tube plate reduced, this product the boiler plate from cracking, and at the same time, increase the recycling of boiler water Technical parameters   Certifications   Customers   Contact Person       FAQ   How much steam capacity do you want ?   How much working pressure it the boiler ?   What kind of fuel do you prefer ?   And, what are the electric conditions in your market ? Voltage, HZ etc