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

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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