石油钻具专用耐磨焊条63A63Fullyausteniticelectrodeforjoining,surfacingandcushioninglayerspriortohardfacing.Crackresistantwith40%elongation.AllPositionalIdeallysuitedforausteniticmanganesesteel.加入完全奥氏体焊条，堆焊和缓冲层硬面之前。Crackresistantwith40%elongation.抗裂与40%的伸长率。AllPositional所有的位置Ideallysuitedforausteniticmanganesesteel.非常适合高锰奥氏体钢。)