
tubeassessment | page 27 | https://thedailydialectics.com/pdfs/tubeassessment/tubeassessment.pdf
There may be several sequential brazing operations (which often take place in a continuous product flow furnace) required as the tube components are assembled. Extremely thin sheets of precious metal or precious metal alloys (gold, silver, or platinum) are used as braze material at the interfaces…