Silver's Role in Phos-Copper Brazing Filler Metals
Probably the most widely used brazing filler metal is an alloy of copper and phosphorus, often with silver added as a third element. The role of silver in these alloys is often misunderstood.
Turn up the Brazing Heat
When brazing and soldering, most HVACR technicians routinely use manual torches as their heat source. For brazing there are generally two equipment options to choose from: oxygen/acetylene or air/acetylene. While alternate fuel gases are available, most contractors still use acetylene. The equipment features and benefits of each type will be the focus in this article.
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Harris sets itself apart
During an Electra Mining visit to South Africa, David Nangle, the president and CEO of The Harris Products Group, presented the success of the company's new multiple channel distribution strategy, African Fusion reports.