Triad Bellows Design & Manufacturing Inc.

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Triad Bellows Design & Manufacturing Inc. designs and produces both standard and custom metal expansion joints, metal bellows, flex connections, and flexible piping solutions. Its catalog covers a wide range of items, including single‑ply and multi‑ply metal bellows, rectangular bellows, multi‑ply exhaust bellows, single‑bellows expansion joints, universal expansion joints, pressure‑balanced expansion joints, hinged and gimbal joints, engine exhaust expansion joints, testable bellows, flue‑duct expansion joints, externally pressurized joints, drop‑in flow liners, exhaust flex capsules, Vanstone stubs, and assorted expansion‑joint components. Every bellows and joint is engineered to comply with the latest EJMA 10th Edition standards. The company offers testing services such as vacuum leak testing, hydro testing, LPI testing, and x‑ray inspection. Its proprietary forming equipment can fabricate precision bellows with diameters from 2 mm up to 110 mm, producing corrugations that meet exact engineering specifications and can incorporate up to ten plies. Standard material selections include stainless steels T‑316L, T‑304, T‑309, and T‑310, as well as Inconel® 625, Hastelloy® C‑276, Hastelloy® X, among other alloys.

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