50 Years’ Boiler Manufacture Experience

  • Biomass Steam Boiler

    Biomass Steam Boiler

    Biomass Boiler-Hot Sale- Easy Installation Low Heating Value Fuel Wood Rice Husk Pellets etc. Introduction : Biomass Steam Boiler is horizontal three-back water fire pipe composite boiler. Fix fire tube in drum and the light pipe water wall is fixed on the right and left sides of the furnace. With light chain grate stoker for mechanical feeding and by the draft fan and blower for mechanical ventilation, realize mechanical taphole by scraper slag remover. The hopper of fuel drops to ...

  • Double Drum Steam Boiler

    Double Drum Steam Boiler

    Coal Steam Boiler-Used in Foods, Textile, Plywood,Paper Brewery,Rice Mill etc.. Introduction : SZL Series assembled water tube boiler adopts longitudinal double drum chain grate boiler. The boiler body is composed of up& down longitudinal drums and convection tube, best heating surface, high thermal efficiency, reasonable design, compact structure, elegant appearance, adequate effect. Two side of Combustion chamber equipped the light pipe water wall tube, up drum equip steam ...

  • Gas Steam Boiler

    Gas Steam Boiler

    Introduction : WNS series steam boiler burning oil or gas is Horizontal internal combustion three backhaul fire tube boiler, adopts boiler furnace wet back structure, high temperature smoke, gas turn to scour the second and third backhaul smoke tube plate, then after the smoke chamber. discharged into the atmosphere through the chimney. There are the front and back Smokebox Cap in the boiler, easy to maintenance. Excellent burner adopts combustion automatic ratio adjustment , feedwater ...

  • Biomass Wood Thermal Oil Boiler

    Biomass Wood Thermal Oil Boiler

    Thermal Oil Boiler used in Textile,Foods, Rubber ,Paper, Plastic, Wood, Building Materials etc. Feature: 1.Overall structure is reasonable and compact, easy to install. 2.Advanced design, Complete structure 3. Simple water cycle, reasonable structure of pressure parts, guarantee water quality, safe to run 4. Complete Ancillary equipment, advanced comprehensive technology

  • SHX Circulating Fluidized Bed Boiler

    SHX Circulating Fluidized Bed Boiler

    Introduction: As a new type of mature high-performance with low-pollution clean coal technology. circulating fluidized bed combustion(CFBC)technology is unlike others that it has a lot of unique characteristics. 1. Circulating fluidized bed is of low-temperature combustion, therefore nitrogen oxides emissions of such boiler is much lower than that of coal-powder boiler, and such boiler could directly desulfurize during combustion process. Circulating fluidized bed boiler with high desulfuriza...

  • Autoclave and Boiler

    Autoclave and Boiler

    Autoclave-Popular used in ACC Plant,Flyash Plant,Building Material etc.. Autoclave Feature 1, the first domestic production of autoclave professional factory. 2, assembly line production, welding all the automation, quality and stability. 3, all the pressure components 100% X-ray film detection, advanced detection methods. 4, the product as a whole factory, advanced and reasonable structure, short installation period, the investment cost is low. 5, fully furnished, by manual or com...

  • Pressure Vessel

    Pressure Vessel

    Introduction: Pressure vessel equipment plays an important role in the petrochemical industry, the energy industry, scientific research and military sectors etc. Pressure vessel container body consist of cylinder, sealing head, flange, sealing elements, open pore and connected pipe, bearing. In addition, also equipped with safety devices, meter and safety internals for protection purpose . Pressure Vessel Main Performance Parameter List Steam Pressure1.0Mpa Inlet Temperature 250℃ S...

  • Electric Steam Boiler

    Electric Steam Boiler

    Introduction: Pressure Vessel Main Performance Parameter List Steam Pressure1.0Mpa Inlet Temperature 250℃ Saturation Temperature 179℃ Heating Water:Inlet Temperature 90℃; Outlet Temperature 140℃ Feature Fully automatic operation can be realized by a digital controller switch Control system selected advanced programmable controller, heating element input sequence can be realized the timing automatically switches to extend component life With automatic sewage With automatic wa...

About Us

Professional Industry Boiler Manufacturer

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Brief description:

Xuzhou Double Rings Machinery Co.,Ltd belong to Golden Moon Group, professional factory of biomass boiler, Coal Boiler,Oil Gas Boiler, Thermal Oil Boiler, Circulating Fluidized Bed ,Autoclave,Pressure Vessel, Electric Steam Boiler,Steam&Hot Water Pipe and Boiler Accessory.

Our Group covers an area of 950000 square meters. Manufacturing Plant area about 50000 square meters. Own the complete service of Scientific Research, Manufacture, Sale and Installation.Advanced Technology and Inspection Machine to ensure the product best quality.



  • Ship the Large boiler by Ro-Ro Ship

                          The  Large Boierl shipped by Ro-Ro Ship . Our Large boiler was shipped to Vietnam and too large to ship by container, so we ship to Vietnam by Ro-Ro Ship. Below are the photos.    

  • Steam boiler packed in 40FR

    When our boiler with capacity beyond 2T , the boiler body will pack by 40FR .  The Boiler body will be fixed by the Iron Rod and stable, after packing well, it will be packed by Rainproof .  Please check the Photos of the packing and rainproof.   

  • Boiler Installation in European

    The  Boiler was installed in Al bania .  It was a 3T Steam boiler .  Installation Time is onely 7 Days.  Fuel Feeling Way is Lift feeding .   

  • Boiler Electric Contorl Cabinet

    Sub-item item description Remarks Control System Brand/Origin Zhongjia/Nanjing Display screen touch screen Make-up pump control Continuous water supply Burner control Pressure control Operating parameter display have Equipment status display ha...

  • Boiler Valve

     Spring Safety Valve,.Stop Valve,Check Valve,Pressure Gauge, Buffer Tube, Faucet,Mercurial Thermometer G1/2