Addition of rare earth aluminides to improve performance of self shielded electrodes

Addition of rare earth aluminides to improve performance of self shielded electrodes

  • CN 102,076,457 B
  • Filed: 06/05/2009
  • Issued: 05/10/2017
  • Est. Priority Date: 06/27/2008
  • Status: Active Grant
First Claim
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1. a kind of welding electrode (100/200), including:

  • Metallic electrode portion (103/203), andFlux portion (101/201), the flux portion are surrounded by the metallic electrode portion,Wherein, at least one of the metallic electrode portion and the flux portion include rare earth aluminide and aluminum,Wherein, the welding rod (100/200) including account for the flux portion (101/201) weight at least 0.5% it is described diluteNative aluminide, andWherein, weight % of the aluminum is more than 1 to the ratio of weight % of the rare earth aluminide.

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