Research Article
Investigation of the Effects of Submerged Arc Welding Process Parameters on the Mechanical Properties of Pressure Vessel Steel ASTM A283 Grade A
Figure 5
ASTM A283 grade A steel microstructure in the HAZ. (a) Original material. (b) Material after welding with the following parameters: current of 270 amperes, voltage of 33 volts, and travel speed of 10 mm/sec.
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(b) |