![]() The first occurs during the initial installation of the U-bolt.ĥ. When a pipe is secured by a galvanized U-bolt there are a couple issues that can arise. That movement may be a result of thermal expansion and contraction, start up and shut down sequences, or vibration of the pipe during normal operation.Ĥ. Metal pipe guides are often used on pipelines where movement of the span is anticipated. ![]() The misconception is that if this type of pad is installed between the production pipe and the metal support a galvanic cell cannot be formed and this will eliminate the cancerous corrosion from damaging the production pipe.ģ. For many years, rubber pads have been misguidedly specified in the original design of pipe supports. When a pipe is supported by a bare beam or angle, a crevice is formed where the pipe comes into contact with the support (see diagram).Ģ. Why These 5 Common Pipe Support Designs Failġ.
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