BS 5245:1975

This standard BS 5245:1975 Specification for phosphoric acid based flux for soft soldered joints in stainless steel is classified in these ICS categories:

• 25.160.50 Brazing and soldering

This British Standard specifies requirements for phosphoric acid based flux for soft soldered joints in stainless steel. The flux is considered to be particularly suitable for making soft soldered capillary joints in stainless steel tube in accordance with BS 4127-2, with solder in accordance with BS EN 29453, and fittings of copper or copper alloy in accordance with BS EN 1254, or of stainless steel.

Requirements for chemical composition and solderability test. The flux is considered particularly suitable for making soft soldered capillary joints in stainless steel tube.