A solid-state welding process that joins two pieces of metal by applying heat and pressure. The process is autogenous (it doesn’t use filler metal). In blacksmith work, the pressure is delivered by a hammer. On a tube or pipe mill, the pressure is developed as the strip is compressed between the tooling rolls.
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The robots are coming - by Dan Davis Robots replacing fabricators is not likely to happen in the next few years. However some predict that robots may replace almost 50 percent of all kinds of jobs in the future. That is likely to include some fabrication jobs.
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