Some pits were produced in the surface of the stainless steel owing to the rapping of the hammer with edge angle when carrying on cold assembly.

 
  • 結果表明冷裝配時(shí)帶楞角鐵錘敲擊造成的表面凹坑處、焊接時(shí)飛濺與電弧擦傷處的電極電位發(fā)生了變化,促使了點(diǎn)蝕的發(fā)生;
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