Antique Steam Boiler Design, Construction & Repair
21st Century Steam Solutions
As one of the most crucial components, a locomotive boiler (or any antique steam boiler) requires exceptional care and attention.


The Strasburg Rail Road Boiler Shop is the first steam locomotive repair shop in the United States to receive ASME “S” Stamp and NBIC “R” Stamp certifications. This means we’re certified by ASME and NBIC to produce and repair boiler components in accordance with nationally and internationally accepted construction and repair standards.
Our boilermakers are driven by results and passion. They have extensive experience producing flanged boiler sheets in many configurations by hot flanging, hand flanging, and using flanging machinery.
Our Antique Boiler Services
We employ masterful welders and fabricators who are certified in various procedures and produce the highest-quality work. Our experts offer the following services for steam boilers:
- Boiler design & engineering
- Sheet flanging
- Firebox rebuilding
- Staybolt installation
- Stoker installation
- Weld build-up
- Grate repairs
- Tube installation
- Superheater unit construction
- Antique steam boiler repair
- Steam locomotive boiler construction
- Traction engine boiler construction / repair
- Flush patches
- Flexible staybolts, caps, & sleeves
- Plumbing & pipe fitting
- Locomotive safety valves & safety valve repair
Case Study
Preserving Historic Locomotive No. 3713
Helping maintain a piece of history for future generations. When Steamtown National Historic Site decided to restore Locomotive No. 3713, named The Constitution, to its former glory, they turned to the expert staff at Strasburg Rail Road Mechanical Services to design and construct a firebox, a vital component for the engine.

Get in Touch
Our recognition as a Code Shop allows us to design, build, and repair antique boilers in any jurisdiction in the country. If you’re interested in working with some of the best boilermakers in the industry, fill out the contact form below.