RE: [MW:5006] RE: 5001] artificail defect

Comment from a LinkedIn group member

 

[MW:5001] artificial defect	1 comment »
for steel testings add copper. for stainless steel add sulphur from a match stick. By Roy Vermeer, Projectmanager at Ommeren metaaltechniek bv

---

From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of Darcy Morin
Sent: Monday, May 03, 2010 5:50 AM
To: materials-welding@googlegroups.com
Subject: [MW:5002] RE: 5001] artificail defect

Welding alloys with wrong consumable and no preheat will often induce cracking.  ie P5 or P9 chrome with E 7018 consumable.

 

From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of Ali Asghari
Sent: May-01-10 12:05 AM
To: materials-welding@googlegroups.com
Cc: asgharialigl@gmail.com
Subject: [MW:5001] artificail defect

 

Dear All

i want to make a sample with artificial defects.how can i make transverse or longitudunal crack in weld or base metal?

regards