Any increase in heat input above that used in the PQR is not allowed as per AWS D1.1 & ASME Sec IX , when CVN requirements apply , so in this case with max. & min, heat input , how we should fix the max. heat input for filling passes.
-- On Sun, 31 Mar 2019 at 07:57, Kannayeram Gnanapandithan <kgpandithan@gmail.com> wrote:
Take minimum and maximum among the reading recorded--On Sun, 31 Mar 2019 8:04 am Gowtham Rajendran, <rajgowthamiwe@gmail.com> wrote:--I.e Heat Input is different in various layers for the fillup passes.On Sat, 30 Mar 2019 at 18:01, Gowtham Rajendran <rajgowthamiwe@gmail.com> wrote:Hi ,A very good evening to you all.My doubt is in establishing the heat input for multipass welding , (root , fill & cap) , for the fillup passes my parameters are different for different layers , which one should i consider for establishing the Heat Input because in this CVN Requirement apply & the heat input cannot be increased as per the code (Be it ASME Sec IX or AWS D1.1).How to solve this problem? Kindly help.Regards,Gowtham.
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