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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

About Us

FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

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Small Size Cast Iron Boilers

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Small Size Cast Iron Boilers
  • Supply Capacity : 10 units/month :Small Size Cast Iron Boilers
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

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Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy


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  • FAQ When Are Hydronic Buffer Tanks Required? - AERCO

    stainless steel boilers or condensing cast-iron boilers, may be described as "mid-mass" simply as a hybrid between the styles of boiler. Ultimately, what defines the need for a buffer tank is the thermal mass present in the heating system (including the boiler), minimum system load, minimum boiler cycle time, and the boiler plant turndown.Get Price

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    We have two cast iron boilers made by Kenrick & Sons, West Bromwich, England. Both have their lids (in very poor condition) the boilers themselves have a little bit of surface rust but no holes. Selling separately. Measures: Small is 2 1/2 gallons 34cmW large is 6 Gallons 42cmW This item would need to be collecteGet Price

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    Dec 05, 2017 · An important note on boiler sizing – all the supply piping in the basement should be insulated with a minimum of 1" of pipe insulation. A better choice would be 1-1/2" or 2" of pipe insulation. An un-insulated steam main is equal to a radiator and must be calculated and added to the above calculation. When operating a steam boiler Get Price

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    The smaller unit here is cast iron construction with a single-phase boiler offering you about 85% AFUE efficiency. There is a larger model, the 3-phase MST396SL-HB . This is also a steam-only boiler but comes with a tankless coil for home water heating needs as well.Get Price

  • Matching boiler size to radiator output — Heating Help

    Jan 18, 2022 · I was going to go with two small cast iron Buderus boilers until I saw the Vitocrossal 300 CU3A. It seems the design--with almost 19 gallons of water inside and large passages for water--is a lot more resilient than most high efficiency boilers. That's really what got me thinking about going with this boiler rather than with cast iron.Get Price

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    Cast-iron boilers are often found in residential applications and small commercial installations. These boilers are compact and function exclusively in low-pressure steam or hot-water applications. The physical size of a cast-iron steam boiler can be quite large, with the sections visible, since it has no casing. Cast-iron is basically steel. It has higher levels of…Get Price

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    PSI, the valves or cocks shall be bronze, cast iron, ductile iron or steel. For MAWP above 200 PSI, the valves or cocks shall be steel. (B31.1 Para. 122.1.7) 4. The size of water feed piping between the Boiler and the first required valve shall be at least the same size as the boiler connection. (B31.1 Para. 122.1.3) 5.Get Price

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