| Type: | In-line Pressure Balanced Expansion Joint |
| Size: | 38″ F-F | 58-1/2 Diameter |
| Material: | 304 Stainless Steel | Carbon Steel |
| Design: | 725°F @ 14.22 psig | 1-1/2″ Axial Compression | 422 lb./in. Spring Rate |
| Testing: | 100% X-Rayed | Dye-penetrant | Air/leak tested |
U.S. Bellows custom designed these in-line pressure balanced expansion joints for a chemical plant in Texas. They are 38″ face-to-face and 58-1/2″ diameter. The bellows are fabricated from 304 stainless steel with carbon steel tie rods and flange plates. They are designed for a 725°F at 14.22 psig, with a spring rate of 422 lb./in. and 1.5″ of axial compression. The expansion joints were 100% dye-penetrant examined and air leak tested prior to shipment.
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