Saturday, April 18, 2020

Re: [MW:30791] two Pipeline crossing

When crossing an existing pipeline, best practice demands that the new pipeline should be crossed below the existing to avoid upheaval buckling of the new pipeline since the top soil is already tampered. In that case a minimum safe distance should be maintained.

On Sat, Apr 18, 2020 at 12:32 PM QA/QC <adnanziad49@gmail.com> wrote:
Hello everyone 

durring welding of new pipeline 12'' we found that we are cross a pipeline in service  what is the correct procedure to do 

- we will cross our pipeline from the top or we should make it down the existing pipeline in service 

--
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-welding+unsubscribe@googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/materials-welding/63b2d348-24e2-4e07-a9aa-16928e9048b3%40googlegroups.com.

--
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-welding+unsubscribe@googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/materials-welding/CAELydHDtQ737Ujs5EC%3DmeLTiLmDyHOq1fwLELsRsgG-noGC5Kw%40mail.gmail.com.

No comments:

Re: [MW:35354] Cast-iron welding

1. Preheat joint area(other area, cover with mineral wool). 2. ENiCi or ENiFe-CI. 3. stringer bead. 4. peening is to be done on weldmetal im...