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C4鋼材的焊縫缺陷是如何產生的呢

文章出處:www.oahu-luau.com  |  發布時間:2021/9/29 15:12:18  |  瀏覽次數:0

    C4鋼材的焊縫缺陷有哪些?這些缺陷時如何產生的呢?C4鋼板材批發,C4鋼儲罐廠家帶你一起了解一下。


    焊縫缺陷指焊接過程中產生于焊縫金屬或附近熱影響區C4鋼材表面或內部的缺陷。常見的缺陷有裂紋、焊瘤、燒穿、弧坑、氣孔、夾渣、咬邊、未熔合、未焊透等,以及焊縫尺寸不符合要求、焊縫成形不良等。其中裂紋是焊縫連接中最危險的缺陷。
    那裂紋又是怎么產生的呢?其實產生裂紋的原因很多,如C4鋼材的化學成分不當、焊接工藝條件(如電流、電壓、焊速、施焊次序等)選擇不合適、焊件表面油污未清除干凈等。






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