Expansion Joint Fabricators

Triad Bellows is the go-to manufacturing partner for companies that specialize in fabricating customer-specific expansion joints, supplying high-quality base bellows that serve as the foundation for fully customized assemblies. With all bellows made in the USA under strict ISO-certified quality control, Triad offers fabricators the performance, material flexibility, and consistency they need to build premium products tailored to their customers’ exact specifications.

Precision-Made Bellows Cores – Manufactured to exact tolerances for seamless integration into welded, flanged, or jacketed assemblies.

Wide Range of Alloys – Available in 304, 316, Inconel, Hastelloy, and other materials to meet demanding temperature, pressure, and corrosion requirements.

Single-Ply to Multi-Ply Construction – Options to match dynamic movement needs and fatigue life requirements across industrial applications.

Custom Sizing and Geometry – Bellows can be produced to specific diameters, convolutions, lengths, and spring rates based on fabricator needs.

Reliable Lead Times – Short production cycles and predictable delivery support your shop’s workflow and customer deadlines.

Trusted OEM Partner – Triad’s team works closely with in-house engineering and production teams to ensure perfect compatibility with your fabrication methods.

Made in the USA Quality – Confidence in using bellows manufactured to industry standards including ASME and EJMA guidelines.

Scalable Supply for Project Work – Triad can support small runs, large contracts, or ongoing supply programs to match your fabrication demand.