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When was pulse wave created for TIG (gtaw) welding? 2016-12-19 10:26:15
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What is a Welding Performance Quality Record and how does it relate to the Welding Procedure Specification? 2016-12-19 10:25:42
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What is the difference between oxygen gas welding and oxygen gas cutting? 2016-12-19 10:20:13
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Dofference between arch welding & argon welding? 2016-12-19 10:19:21
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In shielded metal arc welding what is the effect of different working condition? 2016-12-19 10:09:41
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