Welding method for low-alloy ultrahigh-strength steel

Welding method for low-alloy ultrahigh-strength steel

  • CN 105,414,904 A
  • Filed: 12/31/2015
  • Published: 03/23/2016
  • Est. Priority Date: 12/31/2015
  • Status: Active Application
First Claim
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1. the welding method of a low-alloy super-strength steel;

  • it is characterized in that;

    to the laser weld of low-alloy super-strength steel;

    laser beam welding refers to;

    with low-alloy super-strength steel bulk material for welding material;

    wlding is preset at surface, district to be welded, adopts laser focusing bundle to be thermal source, direct for welding material melting welding is deposited to district to be welded;

    under argon shield, laser beam scanning is until complete the welding in whole region, is aided with stress annealing process subsequently.

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