Expert advise or special techniques to weld : Low alloy steel - Aisi 4130 / 8630 , Grade F22 , Api 5l X80.

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raj susi

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Jun 1, 2013, 12:54:27 PM6/1/13

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Dear experts,
Good day to everyone and a happy weekend.

I would be grateful if someone can shed some light on the above subject,

Actually we have qualified wps' s for the above materials, and now I m looking for some important things to follow or things to keep in mind while we are
*welding these materials from 0.5" - 2" thkness, and
* while joining to same material or with api 5l pipes.

Thanks n regards
Raj

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