Q:- Steels that have intentional addition of sulphur , lead or selenium to improve machinability :

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A) Are used for truck axles only
B) Can not be welded
C) Can develop liquation crack in the HAZ after welding
D) Do not require approved procedures to be welded

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This entry was posted in AWS CWI Questions and tagged , , .

One thought on “Q:- Steels that have intentional addition of sulphur , lead or selenium to improve machinability :”

    nestor nisperos said:
    March 10, 2016 at 8:15 pm

    SAW welding process.

    Like

    Reply

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