This is not a crack because there is no sharp tail at the end. It look like puncture at the end point while forcefully pulling back the filler wire. Try to change the Welding technique. Don't pull back rod instead take back the arc first and next filler.
On Thu, 2 Nov 2017 at 10:05 PM, Prakash Kumar Bontra <prakashbontra@gmail.com> wrote:
On Thu, 2 Nov 2017 at 8:01 AM, <materials-welding@googlegroups.com> wrote:
james gerald <gerry_tup@yahoo.com>: Nov 01 05:56AM
Normally cracking in Austenitic stainless steels may be Solidification cracking. Solidification cracking occurs because of below reasons.
1. Presence of Impurities like Sulphur, Lead, Arsenic etc..2. ...more
Kannayeram Gnanapandithan <kgpandithan@gmail.com>: Nov 01 12:02PM +0530
use front &back movement while stopping weld. These material is very easy
to weld and it is purely weld technique and welder skill. Use short arc.
...more
hareesh13h <hareesh13h@gmail.com>: Nov 01 03:36PM +0530
If all the temporart fitup clits are removed and there is load in the root weld the crack can occur.
Regards,
Hareesh K V
Sent from my Samsung Galaxy smartphone.
-------- Original message ...more
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