furnace brazing. the keys to successful brazing of ni-/co-base alloys are: thorough cleaning and preparation of basemetal surfaces proper filler metal selection for the intended application proper fit-up and freedom from restraint during brazing proper atmospheric protection during brazing minimal thermal...
furnace brazing. the keys to successful brazing of ni-/co-base alloys are: thorough cleaning and preparation of basemetal surfaces proper filler metal selection for the intended application proper fit-up and freedom from restraint during brazing proper atmospheric protection during brazing minimal thermal...
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etching becoming dominant in later examples, after the technique became popular in the s. engraving is done with a burin , which is a small bar of hardened steel with a sharp point. it is pushed along the plate to produce thin furrowed lines, leaving "burr" or strips of waste metal to the side. this...