1045 - 1045 Steel
1045 is characterized by good weldability when normalized or hot rolled. Welding 1045 steel when it is through-, induction-, or flame-hardened, or when tempered, is not recommended. Welding 1045 is recommending under the following conditions: The workpiece has been pre-heated to 200°C–300°C (392°F – 572°F);
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