{"id":910,"date":"2022-01-14T14:13:26","date_gmt":"2022-01-14T14:13:26","guid":{"rendered":"https:\/\/mewelding.com\/?p=910"},"modified":"2022-09-21T03:15:44","modified_gmt":"2022-09-21T03:15:44","slug":"exemption-to-supplementary-essential-variables","status":"publish","type":"post","link":"https:\/\/mewelding.com\/exemption-to-supplementary-essential-variables\/","title":{"rendered":"Practice Case 14 \u2013 Exemption to Supplementary Essential Variables"},"content":{"rendered":"\n
This article discusses a question which has become pertinent only after the 2021 edition of Section IX. The 2021 edition of Section IX exempts P-No. 8, P-Nos. 21-26, and P-Nos. 41-49 from several of the supplementary essential variables. In fact, this exemption is now applicable to all of the supplementary essential variables<\/a>. <\/p>\n\n\n\n However, what happens when one of the base metals is one of these exempted base metals while the other base metal is not covered by the exemption.<\/p>\n\n\n\n Read this article to find out. <\/p>\n\n\n\n