For more than a century, Chicago Boiler Company has been one of the Midwest’s most respected producers of ASME-certified pressure vessels. Since 1891, we’ve built tens of thousands of custom ASME tanks for industries across the U.S. — many of which are still in service today. With more than 80 (find rough year) years of direct ASME fabrication expertise, our vessels are known for durability, compliance, and quality you can trust.
Built to the Highest Standards
Every vessel is designed and manufactured to meet the strict requirements of the ASME Pressure Vessel Code, ensuring maximum safety and performance. Our team follows rigorous quality control standards at every stage of fabrication, and we stand behind our work with a full guarantee of satisfaction.
Custom Options & Capabilities
We offer a wide range of specifications and documentation packages to meet your project’s exact requirements:
- MTR (Material Test Reports) provided upon request
- NDE (Non-Destructive Examination) options available (VT, PT, MT, RT, Hydrostatic Testing)
- High Pressure / Full Vacuum capability
- Comprehensive document packages for compliance and traceability
- Custom tailored inspection and test plans
Industries Served
Our ASME pressure vessels are trusted by a wide variety of industries, including:
- Chemical processing
- Petrochemical
- Water treatment
- Paints, inks, and coatings
Why Chicago Boiler Company?
With over 135 years of manufacturing excellence, we bring unmatched expertise, a proven track record, and the ability to deliver pressure vessels built for safety, longevity, and performance. From design to final testing, our focus is always on quality, compliance, and customer confidence.
