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Steel Spot And Plug Weld Nugget Size: Volkswagen - UPDATE
I-CAR · April 20, 2021 · Volkswagen
Summary
This article outlines Volkswagen's requirements for steel spot and plug welding, emphasizing that repair welds must replicate original factory connections. It specifies that technicians must use inverter-technology spot welders on ultra-high-strength hot-formed steel and perform a 100% chisel test on test panels before repairing the vehicle.
What to do on the job
Perform a 100% chisel test on test panels before repairing the vehicle, and use inverter-technology spot welders on ultra-high-strength hot-formed steel.
How to use it
Use this document to justify the time required for performing destructive weld testing (chisel tests) on test panels prior to welding on the vehicle. It also supports the necessity of using specialized inverter-technology spot welding equipment when repairing ultra-high-strength hot-formed steel on Volkswagen vehicles.
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