Fire coal & natural gas steam boiler ZC boiler can be mainly used in making electricity with steam turbine and generator in combined lines.  I. Model of ZC Steam Boiler Inlet Steam Pressure: 0.75MPa~1.6Mpa~2.5Mpa~3.82Mpa Steam Temperature: 194C~450C Steam Flow :4t/h~5t/h, 6~8t/h, 10t/h, 15t/h, 20t/h, 25t/h,35t/h. Fuels: Fire Coal & Natural Gas, Rice Husk, Wood Chips, Other Wasted Biomass Heat Efficiency: 75.3%~88.2% II. Main Features of ZC Steam Boiler  ZC Steam Boiler is composed of main body, chain grate; Face and back arch, light oven wall liner, steel frame, and insulating layer etc.  And the main body contains: Pot shell, smoke box, water screen tube, down comer, and two sides parts box. The pipe sheet is all-welded construction. The chain grate uses the light chain link for ten fire grates, thickening fire grate segment, sectionalizing and blowing-in respectively.