Your Professional Steam Boiler Supplier!

 

Xinxiang Chengde Energy Technology Equipment Co.,with one equipment industrial park and three manufacturing bases, The company was founded in 2002 and began to grow and develop in 2006. Since then, it has successively obtained A2 level pressure vessel manufacturing license, pressure vessel design license, pressure pipeline design license, and pressure pipeline installation license.Boiler products are mainly used in power plants, industrial production, civil and commercial buildings, ship transportation, as well as specific industries such as petrochemicals, textile printing and dyeing, food processing, etc.

 

 
  • Natural Gas Steam Boiler
    The WNS series gas (oil) boilers feature a shell-type, fully wet-back, three-pass flue tube structure. The overall wet-back design and flanged butt joint connection ensure excellent pressure
  • LPG Gas Steam Boiler
    Liquefied petroleum gas steam boiler is a steam generation equipment that uses liquefied petroleum gas (mainly composed of propane and butane) as fuel. Its core working principle and basic structure
  • Water Tube Gas Steam Boiler
    The heating surface of the boiler is composed of a large number of water pipes. Water flows inside these pipes and is heated, while high-temperature flue gas flushes outside the pipes, transferring
  • Low Nitrogen Gas Steam Boiler
    Low-nitrogen technology: To achieve low nitrogen emissions, the combustion chamber of low-nitrogen boilers adopts a large-volume design, significantly reducing the volumetric heat load of the
  • Horizontal Gas Steam Boiler
    Horizontal gas-fired steam boilers are highly efficient industrial heating devices that can use natural gas, liquefied petroleum gas, or fuel oil.
  • Light Oil Steam Boiler
    The core of a light oil steam boiler is to atomize liquid fuel oil for combustion. Its operating principle is similar to that of a gas-fired boiler, but fuel pretreatment is the key.
  • Heavy Oil Steam Boiler
    Extremely low fuel cost: Heavy oil is a by-product of refining, and its unit calorific value price is much lower than that of light oil and natural gas.
  • Chain Grate Boiler
    Raw coal falls onto the chain grate at the front end through the coal hopper. As the chain grate slowly moves backwards like a conveyor belt, coal is evenly carried into the furnace.
  • Vertical Electric Steam Boiler
    Vertical electric steam boiler is a direct conversion device from electrical energy to thermal energy, and its operating principle is the simplest and most direct among all types of boilers.
  • Horizontal Electric Steam Boiler
    Water is heated by flowing through multiple sets of horizontally arranged electric heating tubes (resistance type) or electrode rods (electrode type).
  • Condensing Low Nitrogen Gas Steam Boiler
    More energy-efficient, with low operating costs.By using a condensing heat exchanger, the sensible heat and latent heat released by the condensation of a large amount of water vapor in the flue gas
  • Two Pass Condensing Low Nitrogen Gas Steam Boiler
    Gas is fully burned in the corrugated furnace chamber, producing high-temperature flames and flue gas. The furnace chamber is surrounded by water, and the high-temperature flue gas transfers most of
 
Why Choose Us

Manufacturing Capacity

With four manufacturing bases, 69,000㎡ standardized workshops, and more than 300 advanced production machines, we support stable large-scale production and efficient project delivery.

 

Certified Quality

We hold multiple international certifications, including ASME and CE, along with pressure vessel and pressure pipeline licenses. Our quality management system and product testing capabilities help customers meet strict regulatory and project requirements in global markets.

Professional Team

Our experienced engineering and technical teams provide professional support throughout the project process, from product selection to technical solutions and after-sales service.

Sales Market

Our products are supplied to more than 70 countries and regions, covering industries such as energy, petrochemical, transportation, and industrial manufacturing.

 

Overview of Steam Boiler

 

 

A steam boiler is an apparatus designed to produce steam by heating water. It acts as a heat exchanger, transforming water into steam for a variety of external uses. The boiler typically contains a combustion chamber alongside a water reservoir. Steam boilers are available in different sizes, from compact units to sizable versions capable of undertaking more intensive operations.

 

Product Specification
 

We offers the following product specifications:

Model

Rated

Evaporating

Capacity

(t/h)

Rated

Working

Pressure

(MPa)

Saturated

Steam

Temperature

(℃)

Thermal

Efficiency

(%)

Natural gas

Consumption

(N'm³/h)

Maximum

Transportation

Weight

(t)

WNS0.5-1.0-YQ

0.5

1

184

93-100

35-40

3-4.5

WNS1-1.0-YQ

1

1

184

93-100

70-80

6-8

WNS2-1.0-YQ

2

1

184

93-100

140-155

9-12

WNS3-1.25-YQ

3

1.25

194

93-100

210-230

13-16

WNS4-1.25-YQ

4

1.25

194

93-100

280-310

16-20

WNS6-1.6-YQ

6

1.6

204

93-100

420-460

22-28

WNS8-1.6-YQ

8

1.6

204

93-100

560-610

28-35

WNS10-1.6-YQ

10

1.6

204

93-100

700-760

35-45

WNS12-1.6-YQ

12

1.6

204

93-100

840-920

40-50

WNS15-1.6-YQ

15

1.6

204

93-100

1050-1150

50-65+

WNS20-1.6-YQ

20

1.6

204

93-100

1400-1530

65-85+

 

Product Advantages

High-Quality Steam

Produces steam with 99.5% dryness, crucial for various applications.

01

Efficiency

The mechanical separation method is more effective than other boiler designs, enhancing the boiler’s overall efficiency.

02

Reliability

Maintains consistent steam quality and dryness, ensuring reliable performance.

03

Durability

The absence of moving parts in the separator design reduces the likelihood of mechanical malfunctions.

04

Energy Savings

The process minimizes energy waste, making your plant more efficient.

05

 

Common types
 
Horizontal Gas Steam Boiler
 

Hot Water Boiler

These boilers are usually made of aluminum, stainless steel, steel, or iron because they are resistant to high temperatures and pressures. This type is further divided into water-based or fire-based tube systems.

 

Electric Boiler

This boiler uses electricity to generate heat, making it faster and more efficient at heating water. This type is highly durable and more environmentally friendly than fossil-fuel burning boilers.

Light Oil Steam Boiler
Heavy Oil Steam Boiler
 

Oil Boiler

This type uses oil as fuel in the combustion chamber. Oil boilers are considered more efficient than gas boilers because they are more durable.

 

Gas Boiler

Unlike oil boilers, gas boilers use natural gas or propane to operate. This type is suitable for industrial and low-pressure applications.

Two Pass Condensing Low Nitrogen Gas Steam Boiler

 

Material
 

Material

Typical Temperature Range

Common Grades

Typical Boiler Applications

Carbon Steel

≤ 500°C

ASTM A192, SA210 C

Water walls, economizers, and low-temperature superheaters; suitable for subcritical boilers and conventional power plant systems

Alloy Steel

500 – 600°C

SA213 T11, T22

Superheaters, reheaters, and main steam lines; improved creep strength and oxidation resistance

High Alloy Steel

600 – 650°C

SA213 T91, T92

High-temperature sections of supercritical and ultra-supercritical boilers, such as final-stage superheaters and reheaters

Stainless Steel

≥ 600°C (up to ~700°C+)

TP347H, TP347HFG, Super304H, HR3C

Highly demanding high-temperature and corrosive environments, especially in advanced ultra-supercritical units

 

Horizontal Electric Steam Boiler

 

Components

Pressure Vessel: Built to meet or exceed ASME standards to withstand extreme temperatures and pressures for safe operation.


Burner System: Utilizes precision combustion technology for maximum fuel efficiency and low- to-ultra-low emissions.


Control Systems: Advanced monitoring ensures precise operation parameters and enhanced efficiency.


Heat Transfer Mechanisms: Use sophisticated technologies to maximize thermal efficiency.


Water Treatment Solutions: Prevent scale buildup and corrosion, ensuring water purity, and extending boiler lifespan.

 

Application
 

Food and Beverage Industry

Steam is used for cooking, sterilization, and cleaning. Fire tubes and packaged boilers are common in the F&B industry.

Heavy Oil Steam Boiler
Condensing Low Nitrogen Gas Steam Boiler

Chemical Industry

High-pressure water tube boilers are used to produce steam for chemical reactions within chemical industries.

Pharmaceuticals

Clean and precise steam production is crucial, making electric and gas-fired boilers preferred when it concerns pharmaceuticals.

Light Oil Steam Boiler
Horizontal Electric Steam Boiler

Textile Industry

Steam is vital for dyeing, drying, and ironing fabrics, where fire tube boilers often come into play in textile industries.

 

 

Precautions

Proper maintenance is very important to maximize the lifespan and safety of your steam boiler system. Regular inspection, cleaning, and monitoring prevent breakdowns and improve efficiency.


1. Check safety valves and pressure gauges frequently.


2. Conduct annual inspections for scaling and corrosion.


3. Maintain correct water levels to avoid overheating.


4. Use high-quality feedwater to prevent deposits and rust.


5. Schedule professional servicing as per manufacturer guidelines.

Condensing Low Nitrogen Gas Steam Boiler

 

Other Services
 

All of our machines will be fully checked by our quality control department before the shipment. We guarantee all of our machines have a one-year warranty (quick-wear parts not included).
Training details: Operation principles, system, and structure, safety and maintenance, software processing technique, etc.
Numerous feedback from our clients have proven that our machines are stable in performance with rare malfunction. However, we would like to handle it as follows once malfunction occurs:
a. We guarantee that we will give you a clear reply within 24 hours.
b. Customer service staff will assist you in analyzing the malfunction to locate the cause.
c. If the malfunction is caused by improper operation of software and other soft faults, we will help solve the problem online.
d. We will offer plenty of online support, like detailed technical and installation instructions via email, video, and telephone.

 

 

Package & Delivery

 

Package: Standard export package or Custom
Delivery: By air express, by sea

 

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FAQ

 

Q: What types of steam boilers do you manufacture?

A: We produce a range of boilers, including fire-tube, water-tube, electric, and biomass-fired steam boilers, designed for industrial, commercial, and energy applications.

Q: What industries use your steam boilers?

A: Our boilers are widely applied in power plants, food processing, chemical and textile industries, building heating, ship transportation, and fuel refueling stations.

Q: What fuel types are supported?

A: Our boilers support natural gas, LNG, CNG, LPG, biomass, and electricity, allowing clients to select energy sources based on cost, availability, and environmental requirements.

Q: What is the typical capacity range of your boilers?

A: Our steam boilers cover a wide range of capacities from small-scale industrial units to large high-pressure boilers, tailored to meet diverse production and heating needs.

Q: Are your boilers certified for international markets?

A: Yes. Our boilers hold ASME, CE, and other international quality certifications, ensuring compliance with global safety, quality, and operational standards.

Q: What safety features are included in your boilers?

A: All boilers come equipped with pressure relief valves, water level indicators, automated safety control systems, and emergency shutdown mechanisms to ensure safe operation.

Q: How efficient are your steam boilers?

A: Our boilers utilize advanced combustion technology, automatic control systems, and high-quality insulation, achieving energy efficiency levels suitable for industrial and commercial applications.

Q: Can you provide custom-designed boilers?

A: Yes. We offer custom boiler design services, including size, pressure, fuel type, and specific industry requirements, supported by professional engineering teams.

Q: What is the typical delivery time for a boiler order?

A: Delivery time depends on boiler type and capacity. Our automated manufacturing and well-organized production process allow timely delivery while maintaining quality standards.

Q: How do you ensure boiler quality and reliability?

A: We implement strict quality control measures, full material traceability, advanced welding and testing equipment, and post-manufacturing inspection, ensuring reliable and long-lasting performance.

Q: Do you provide installation and commissioning services?

A: Yes. Our technical team offers on-site installation, commissioning, and operator training, helping customers start operations safely and efficiently.

Q: Can your boilers meet environmental regulations?

A: Our boilers are designed with low emissions technologies and can be adapted to comply with EU, US, and other regional environmental standards, including exhaust gas treatment.

Q: What maintenance services do you offer?

A: We provide preventive maintenance programs, spare parts supply, and remote technical support, ensuring long-term boiler efficiency and safety.

Q: How do you support international customers?

A: With over 70 countries served, we provide full documentation, export packaging, shipping support, and after-sales service, ensuring smooth procurement for overseas clients.

Q: Why should I choose your steam boilers over competitors?

A: We offer high-quality, certified boilers with advanced automated production, flexible customization, and reliable global after-sales support, helping buyers reduce operational risks and improve efficiency.

With over 20 years' experience, we are one of the most reliable steam boiler manufacturers and suppliers in China. Please feel free to buy durable steam boiler made in China here from our factory. Welcome to view our website for more information.

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