Triad Bellows - Large Diameter Metal Bellows

With modular tooling, Triad can manufacture large diameter metal bellows to fit your exact specifications. We are fully equipped to craft bellows up to a diameter of 144”. As with the smaller bellows, we can also make the larger diameters with multi-ply construction for increased cycle life and movement capability. High temperature T-321 stainless steel is our standard material of construction but T-316, T304, T309, T310, Hastelloy X, Hastelloy C276, Inconel 625 and other alloys can also be used in any of our metal bellows designs. To ensure that you get the large diameter metal bellows available, Triad Bellows designs and manufactures ALL metal bellows in accordance with EJMA 10th edition.