Hi,
I am selecting welded pipe material for an offshore structure and came across a requirement that if ERW/HRW pipes are used they have to subjected to heat treatment to relief stresses caused by this welding technique.
I was wondering if the required heat treatment is there (by default) EN...
Hi,
I came across several steel material specifications which do not allow the usage of electrical resistance welded pipes.
Does anyone have an idea why?
I looked up the issue in API RP 2A, ISO 19902, DNV and Norsok and the only thing i found is that the tubular strength requirements are valid...