Use of washer on flanged joint
Use of washer on flanged joint
(OP)
I want to know if there is a code that requires that flanged joint shall have washers under the nuts on a natural gas piping
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Use of washer on flanged joint
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RE: Use of washer on flanged joint
Just out of curiosity, what would the fluid service have to do with washers being used in flange makeup? Wouldn't washer callout be required based on flange material and the associated compressive stresses under the nut and bolt faces?