If you want welder to weld 2 INCH OD you have to Qualify the welder in 2 inch (or) 1 inch OD pipe Check Grove weld Diameter Limits QW 452.3.
-- 2010/8/12 Bathula Raghuram (Mumbai - PIPING) <R.Bathula@ticb.com>
--No, qualified to weld pipe out side diameter 73mm and above (QW452.3).
From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of venkat ramana
Sent: Thursday, August 12, 2010 12:29 PM
To: materials-welding@googlegroups.com
Subject: [MW:6454] Welder qualification
Dear All,Please let me know with reference, query is A welder has been tested in the 6-G position, using as E-7018 F-4 electrode, on 6inch sch160 SA106B pipe. Is this welder qualified to weld a 2ich 300# ANSI sch80 bore flange to a 2inch sch80 SA106B nozzle neck?Thanks RegardsVenkat (QA/QC Inspector, Qatar)
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The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.
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