| 31. | In forge welding, the entire welding areas are heated evenly.
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| 32. | The oldest flux used for forge welding was fine silica sand.
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| 33. | The understanding of ultrasonic welding has increased with research and testing.
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| 34. | This is a quick welding process and can be performed continuously.
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| 35. | This type of FCAW was developed primarily for welding structural steels.
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| 36. | Thoriated electrodes are suitable for use in DCEN welding of aluminum.
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| 37. | There are two modes for seam welding : Intermittent and continuous.
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| 38. | Welding is already rather well developed, and needs little work.
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| 39. | The company is owned by Norwegian Welding Company and its employees.
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| 40. | It blew my mind when I first learned of cold welding.
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