Differential Thermal Expansion: A Challenge to Flange Joints

by George Antaki and Jeremy Lundquist It is not uncommon to use B7 low alloy high-strength bolts on stainless steel flanges. If that is the case, and if the flange operates at high temperature, then the thermal expansion-induced stress in the bolt should be checked. Consider, for example, a stainless steel flange SA-182 Grade F304, with […]

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