Maintenance Supervisors should use this tool to train their maintenance techs, welders and contractors - 10-20 minutes - Post them in the Maintenance Shop after use Pipe stress is caused by misalignment of the mating surfaces of two pipe flanges creating abnormal internal stress of pump bearings, seals, motor bearings, couplings, and can possibly change the displacement of a pump. General Rules which must be followed by maintenance personnel and contractors:(if you want to…

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