Welding Preheat What, Why & How?
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8:55
mechanical properties of metals everyone must know.
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15:59
Post Weld Heat Treatment (PWHT) : Why and When to Apply ?
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14:23
Arc Magazine Master Class: Preheating Steel
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41:02
welding power source, types of welding machines, welding duty cycle, read welding machine nameplate.
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14:24
[English] Preheating
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21:59
Inspection of Steel Plates, QC Inspection, Steel plate Manufacturing defects
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7:09
Welding Preheat
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21:31