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DME Standard Hydrostatic Testing Procedures
Universal Expansion Joint Hydrostatic Testing is an extremely valuable step in the Expansion Joint and Flexible Piping manufacturing process. A leak on a product can cause thousands of dollars in maintenance costs, down machinery, and faulty equipment. DME takes Hydrostatic Testing very seriously. From common single bellows expansion joints, to complex tied universal expansion joints, each one is [...]
How does an externally pressurized expansion joint work?
Most people understand the concept of a common DME bellows expansion joint, consisting of a bellows attached to a variety of possible end fittings. It is simple, and most of the components are visible to anyone. If someone takes a [...]
Bellows: Single-Ply or Multiply?
The engineered metal bellows we know of today has been around for quite some time. Each bellows carries with it several different characteristics and options. One of the critical differentiating characteristics is whether or not it is a single-ply or a [...]