Monday, November 2, 2020

[MW:31689] Preheat Requirements for in service pressure vessel ,

Dear Sir
As per design the vessel have no PWHT ,
During Repair Preheat Need?


On Mon, 2 Nov 2020, 14:30 NIKHIL THOMAS JOY, <nikhil.thomasjoy@gmail.com> wrote:

Dear experts,

Greetings of the day

I have a query related to the F Number in welding process.

IF I QUALIFY A WELDER WITH F No.6, He can weld all F.No-6.

But, if I Qualify with F No.5, can he weld F No.1 to 4.

Experts please reply as per code reference.

BEST REGARDS,
NIKHIL THOMAS JOY
IWI LIMITED 
ADNOC-WHRP
0544975526

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