Re: [MW:34684] How to select WPS Electrical parameters

[mehmet 666]

PQR is result of WPS

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On Wed, 6 Dec 2023 at 8:38, Muhammed Shareef

<sharee...@gmail.com> wrote:

Dear team,

Can anyone clarify me ,

How we decide the electrical parameters of WPS. Will it be the same as PQR or what is the limit. 

Thanks

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[james gerald]

While Qualifying PQR, you use the welding consumable manufacturer's reference for Electrical Characteristics and calculate Heat Input/

Example snap shot.

After Qualifying PQR with the exact values you can specify within above range while preparing WPS/

When Impact test is a requirement. (supplementary essential comes into play) and snap shot of requirement from ASME Sec.IX below.

Thanks & Regards

J.Gerald Jayakumar