If your Welding variables are correct, pls check cooling rate, That
may be the chance to develop fissures at HAZ, and your test piece also
will break at HAZ.
Thanks
Israr Ahmed
+966417332
On Feb 26, 10:09 am, prashant pansare <prashantpan...@yahoo.co.in>
wrote:
> Dear All,
> We are working on PQR & deatails are as folows :
> Appl. Code - DNV OS F101,2000
> PQR - Through THickness Repair. (SMAW)
> Base Metal - API 5L X GRADE 60 - 12.75" OD X 14.3 mm THK.
> Filler Metal - E-7018 H4R
> Position -6G
> After mechanical tests, we are getting all values in acceptable limits except All Weld Tensile results.(Reqd- 517 Mpa & Actual - 483 / 493 Mpa)
> What is the reason & solution for the same?
> Pl. reply.
> PSP
>
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