Press the left button, drag the mouse, rotate the cube, see more information

Limit Discounts

Through this webpage, choose online customer service communication, or message board. Leave your needs and get limited time discounts, up to 10% off, saving you a fortune. This discount has an indefinite period, and places are limited on a first-come, first-served basis.

Payment Method

We support various payment methods:
T/T payment
Alipay etc
Save time in your buying process.

Certified Product

The company's products have passed multiple national
for example:
United States: ASME
Eastern Europe: EAC
Russia: GOST
Singapore: MOMO
Buy products, buy with confidence, use with confidence

Product Type

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!

Contact Us

If you are interested in our company or products, you can contact with us through online consulting, demand table submission, e-mails and telephones. Our staff shall wholeheartedly provide product information, application knowledge and good service for you.


  • Offshore price : $20000-$100000 Get a quote on the right form
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

Leave Your Message And Get Price!

I need the quotation of , the fuel is , this capacity is , use for . My Name is , my Email is , my WhatsApp is , Please Send the detail information for me!

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


Leave us a message

We will send out plans and quotations within five minutes

Name (optional)



Choose product type



Get display discount

Contact us

Global Sales Hotline:

Email: [email protected]

  • Presentation by S.K.SHARMA D.G.M(CHEMISTRY - …

    • And are often removed by chemical cleaning. THEREFORE USUALLY SUPERCRITICAL BOILER ARE OF ONCE THROUGH TYPE. 4 Operating cost mainly power,Get Price

  • Boiler Safety - Occupational Safety and Health Administration

    Chemicals. Moving Machinery. Hot Surfaces. 8-There are four major categories of catastrophic failure which exists in the boiler itself. 1. Melt down. This is a result of the heating surface metal reaching its melting point. It is a result of the boiler operating on very low water conditions.Get Price


    operating temperatures) the heat exchanger may require chemical cleaning. If you are experiencing H11 lockouts that cannot be attributed to pump related problems or remedied by back flushing the heater with city water pressure, chemical cleaning of the heater is likely your maintenance solution. Additionally, if your heating boiler orGet Price

  • Water Quality Control Technology for Thermal Power Plants

    operational results, technological innovation, equipment nonconformities, etc., to which we have (mainly installed for once-through boilers), and (4) the wastewater treatment system to purify ・Boiler chemical cleaning application 1960Get Price

  • Four Boiler Contaminants that Jeopardize Power Plant

    Feb 14, 2014 · Four Boiler Contaminants that Jeopardize Power Plant Operation and Maintenance. By. -. 2.14.2014. In its dissolved form, oxygen is highly corrosive to most metals, especially the mild steel used Get Price

  • Thermogenics Boilers Inc.

    Solutions, Services, and Rentals. Thermogenics Boilers is an industrial coil tube manufacturer that takes pride in its reputation of quality steam and hot water products. With highly trained service engineers, we are available with service, parts and rentals 24/7.Get Price

  • The Benefits of Industrial Boiler Cleaning

    Industrial boilers are powerhouses that burn fossil fuels, such as oil or gas, and also use electricity in some cases.These systems produce hot water for heating buildings through a process called combustion with the addition of oxygen to turn coal into charcoal which then burns by releasing energy.. There are a variety of different types of industrial boilers, but all boilers …Get Price

  • Operational chemical cleaning of a once-through boiler

    Chemical Cleaning Of Boilers - To Clean or Not To CleanGet Price

  • Power Engineering 3B1 Chapter 2 Flashcards - Quizlet

    A particular application of the once-through boiler design is the steam-flooding boiler. This is a boiler used for flooding oil wells with steam in order to increase the oil recovery. Because of the low operating temperatures, an inexpensive material such as CaCO3 (lime) can be added to the bed. a. chemical, physical b. physical Get Price

  • Steam Blowing of Supercritical Thermal Power - IJISET

    cleanliness and doing a pre-operational chemical cleaning for the entire system or part there off, a certain quantity of debris in the form of scales, loose materials, weld spatter, etc. Will remain in the boiler and the pipe lines. While chemical cleaning ensures cleanliness of the contours subjected to the cleaning resulting in surfaceGet Price

  • Water Handbook - Chemical Cleaning Of Steam …

    STPA has considerable experience in the planning and execution of chemical cleaning activities for power boilers, recovery boilers, once-through steam generators, Benson boilers, and Heat Recovery Steam Generators (HRSGs). STPA also has assisted in chemically cleaning a generator stator cooling water system.Get Price

  • Best Practices For Boiler Cleaning | Just Venting

    Apr 07, 2021 · The next steps are to determine the best solution for your system. Mineral deposits or "scaling" can form on the boiler's waterside, inhibiting water flow and heat transfer. Scale is removed through either mechanical or chemical …Get Price

  • Oxygenated Treatment - an overview | ScienceDirect Topics

    The oxygenated water treatment technology was invented and has proven to be effective in hundreds of SC boilers in Europe, Japan, and the US. The primary reason for OT is to reduce the transport of iron oxide deposits to the boiler tubes. The benefits of operating a once-through SC boiler with OT include: 7 •Get Price


    The aim of Chemical Cleaning is to is to safely remove all deposits from the inside of the boiler tubes. mill scale, oil, paint, preservatives, rust, welding slag's that would have entered Get Price

  • Edta Cleaning Passivation | PDF | Boiler

    The solution will be injected into the boiler through the bottom ring header drains and economizer drain operating the chemical filling pump. Further DM water will be taken in the boiler up to normal level Light up the boiler as per O&M instructions and gradually raise the boiler water temperature to 130140 deg C. Trip the boiler and keep the Get Price

  • Chemical Cleaning Services & Processes | Boiler Cleaning

    Sep 01, 2014 · Ethylenediaminetetraacetic acid (EDTA) is probably the most commonly used operational cleaning chemical. For forced-circulation boilers, the use of diammonium EDTA is practically a standardGet Price

  • Boiler Chemistry Control and Treatment of Feed Water

    May 05, 2015 · It is essential to make sure the efficient boiler start up and commissioning with the help developing suitable means and workable approach to meet the various chemistry limits set for boiler especially for once through supercritical boilers where boiler chemistry cannot be controlled by blow down controls.Get Price

  • (PDF) Boilers and Steam Lines Chemical Cleaning

    Proper chemical cleaning removes deposits from the inside of boiler tubes which improves the boiler heat rate, reduces tube failures and improves the stability of boiler chemistry. However, chemical cleaning is expensive. Vendor costs alone may total $50,000 to $150,000 depending on the size of the boiler.Get Price

  • Why recommend ammoniated citric acid for the chemical

    Chemical cleaning of the boiler. We have seen how a new, clean boiler can accumulate copper and magnetite which requires removal. There is a method we propose to do this. Using ammoniated citric acid and an oxidizing agent such as sodium nitrite or bromate, we will now show how this can be achieved.Get Price


    Dec 11, 2016 · Chemical Cleaning Evaluation Scale Density after cleaning - Cut a tube sample after chemical cleaning and determine the density of any deposit. 55. CONCLUSION It is essential to clean a boiler periodically for efficient operation, corrosion control, reliability and prevention of tube failures. Cleaning is accomplished by a combination of steps.Get Price

  • Water Handbook -Boiler Deposits: Occurrence And Control | SUEZ

    Consequently, heat transfer rates through radiant water wall tubes have increased-occasionally in excess of 200,000 Btu/ft²/hr. The tolerance for deposition is very low in these systems. The quality of feedwater required is dependent on boiler operating …Get Price

  • Boiler Chemical Cleaning: Doing It Correctly

    OSTI.GOV Conference: Operational chemical cleaning of a once-through boiler, secondary superheater, and reheaterGet Price

  • Modular once-through boiler for flexible small-scale

    The fuel for the plant is LPG, with distillate oil as backup. The steam conditions are 512°C/64.8 barA for the high-pressure and 232°C/4.6 barA for the low-pressure loop. The plant is expected to run at baseload with periodic cycling operation. Substantial completion of the plant is expected in December 2020.Get Price

  • Advanced Chemical Cleaning | B&W Energy Services

    Sep 20, 2016 · Chemical Cleaning Due to the size, configuration and poor circulation quality of supercritical boilers, a different chemical cleaning process became necessary. A more volatile process is required, where the chemistry is more efficient with less movement in its circulation, due to the tube walls and headers.Get Price

  • Better Understand Boilers | Chemical Processing

    Jan 09, 2019 · Many supercritical once-through boilers used in plants have pressures in the range of 250–350 Barg and temperatures of 500–650°C, well above the critical point of water. However, opting for more moderate conditions, say, just above 240 Barg and 500°C, reduces operational complexity and improves reliability.Get Price

  • BS2486 Steam boiler monitoring for water systems

    once-through boilers, including 'coil' and 'hairpin' types, operating up to, or above, the critical pressure. Boiler Water Pre-Treatment In recent years Reverse Osmosis (RO) has become the main method of producing higher quality feed water (in place of dealkalisation and demineralisation) often to reduce safety issues of chemical handling.Get Price

  • Universal Pressure Boiler (UP®) for Supercritical

    A once-through boiler for supercritical applications, usually applied to systems with a capacity of 400 MW or larger; the design features a water-cooled dry bottom furnace, superheater, reheater, economizer, and air heater components — designed for variable superheater pressure load cycling and base load operation.Get Price

  • Boiler Tube Cleaning - Industrial Wastes - Climate Policy

    Jan 07, 2022 · The use of hydroxyacetic/formic acid in the chemical cleaning of utility boilers is common. It is used in boilers containing austenitic steels because its low chloride content prevents possible chloride stress corrosion cracking of the austenitic-type alloys. It has also found extensive use in the cleaning operations for once-through Get Price


    May 02, 2000 · physical or mechanical means, using chemical treatment only to clean up the remaining traces left after physical treatment. Not only will this pre-treatment minimize chemical costs, it also has the difficult to measure benefit of improving a plants reliability while simplifying operators jobs. Operating kiln boiler plants without adequate pre Get Price

  • Water Steam Cycle Chemistry And Corrosion - Uniper

    In boilers with deaerated, mildly alkaline conditions, the surfaces of clean mild steel react with water to form magnetite and/or haematite Magnetite, Fe. 3. O. 4 (black, stable in more reducing conditions. Haematite, Fe. 2. O. 3 (red/brown, stable in more oxidising conditions). At boiler operating, these oxides are compact, non porous and Get Price

7X24 Online