A steam boiler can be considered an umbrella term for a variety of machines that produce steam. A steam boiler, also called a flame tube boiler or fire tube boiler, is a machine that produces steam by heating water. In traditional steam boilers, a huge amount of water and steel is heated to generate steam. Heating the water in the steam boiler is very time-consuming and also not inherently safe.
Unlike a traditional steam boiler, a Clayton steam generator, also known as a water tube boiler, generates the same amount of steam by heating a much smaller amount of water and steel. Clayton steam generators operate on the counterflow principle, where heat and water meet each other to produce steam. Thus, water is pumped into a heating coil at the top and high-pressure steam is released at the bottom of the coil. This is technically the most efficient way to produce steam.
Unlike a traditional steam boiler, a Clayton steam generator has the following advantages:
Want to learn more about Clayton's innovative steam systems? View all our steam solutions here.
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Steam is essential in many industrial processes. But the way you generate that steam makes a big difference. While traditional steam boilers are often slow, bulky and maintenance-heavy, the Clayton steam generator offers a modern, compact and efficient alternative. In this comparison, we explain why more and more companies are switching to a Clayton solution.
| Feature | Quick Steam Generator | Steam Boiler | Clayton Steam Generator |
|---|---|---|---|
| Steam Quality | Wet steam. Low quality. | Moisture carryover increases during sudden demand. | Steam is 99.5% dry saturated, best available quality. |
| Quick Start Up | Short heat-up but high losses due to purging. | Up to 60 min startup time due to large water mass. | Startup within 5 min. Low heat requirement. |
| Rapid Response | Rapid but fluctuating pressures. | Lag limits flexibility. | Rapid adjustments without losing stability. |
| Safety | No info available. | Risk of steam explosion. | No explosions ever due to no large water storage. |
| Scale Control | Rapid scale build-up. | Scale forms easily, affects performance. | Easy detection, early corrective action. |
| Water Level Safeguards | Limited/unreliable safeguards. | Loss of water level can cause catastrophic failures. | No discernable water level, no controls needed. |
| Burner Operation | Frequent switching causes high fuel use. | Constant switching, high energy waste. | Fully modulating, off when no demand. |
| Maintenance | High wear and premature corrosion. | Corrosion repairs expensive. | Designed for low maintenance. |
| Steam Reserve | No steam reserve. | Limited reserve (~2 min). | Reliable pressure control, no issues. |
| Automatic Operation | Needs trained operators. | Supervision required. | Fully automatic, minimal human intervention. |
| Running Costs | No info available. | High running costs due to inefficiency. | High efficiency and lower running costs. |
| Space and Weight | Low space and weight. | Three times larger, up to 7x heavier. | Compact size, low installation costs. |
| Blowdown Losses | No blowdown, contaminants in steam. | Regular blowdown from entire water volume. | High tolerance, minimal blowdown. |
For more than two decades, Clayton has delivered consistent, dry high-pressure steam to a nuclear pump testing facility in Glasgow, using three E-604 units operating up to 100 barg, with instant start-up (<20 min) and full flexibility under highly variable loads. Thanks to their reliability, efficiency and safety, this remains one of the world’s most demanding test environments.
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FAQ
A Clayton steam generator is built for durability and long-term industrial use. With proper operation, water treatment, and regular maintenance, many units remain in reliable service for 20 to 30 years or more. In fact, we even have Clayton generators that have been running for over 40 years.
Lifespan depends on several factors:
With proper care, a Clayton generator provides dependable, efficient steam for decades.
Find out more about our Clayton range of industrial steam boilers. Do you need detailed information? We are always at your service.
Clayton is a global manufacturer of industrial steam solutions. European production and engineering have been carried out since 1961 in Bornem, Belgium, where Clayton of Belgium serves as the EMEA headquarters and main production hub for Europe, the Middle East, and Africa. The global headquarters of the Clayton Group is located in California, with additional production facilities in Mexico and Europe, and subsidiaries in France, Germany, the Netherlands, Spain, and the United Kingdom.
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