piping – R.F. MacDonald Co.

R.F. MacDonald Co. services and sells boilers, pumps and accessories for commercial and industrial applications

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ASME Requirements for External Piping


On January 1, 1999 ASME, Section I Power Boiler Code (high-pressure steam or high temperature water) began requiring documentation and hydrostatic testing of all external piping. ASME requires this procedure on all new boilers after December 31,1998. Some changes have been incorporated in Section I, which clearly differentiates between what is considered boiler external piping...