2614| 3
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求助:nm400 nm500耐磨板的焊接 |
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點(diǎn)評(píng)
耐磨焊條焊接開(kāi)裂更厲害,如果焊絲焊接建議用60焊絲,我做過(guò)實(shí)驗(yàn),50、60/70焊絲分別在不同環(huán)境下焊接,做斷面和拉伸實(shí)驗(yàn),在預(yù)熱情況下60焊絲焊縫性能最好,
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