Pressure Pipe Brazing and Soldering

The qualification of brazing procedures, brazers, and brazing operators should be in accordance with the requirements of the Boilers and Pressure Vessels (BPV) Code, ASME Section IX, Part QB. For Category D Fluid service at design temperature not over 93 °C (200 °F), such qualification is at the owner s descretion. 

Filler metal The brazing alloy or solder should melt and flow freely within the specified or desired temperature range and, in conjunction with a suitable flux or eontrolled atmosphere, should wet and adhere to the surfaces to be joined. 

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