| 摘要 |
PROBLEM TO BE SOLVED: To provide a spot welding strength testing tool which can simply and quickly evaluate the strength of a spot-welded part of spot welding at a welding site. SOLUTION: This spot welding strength testing tool is provided with a spot welding jig 1 having a clearance into which one of a pair of test pieces 20 and 30 to be spot-welded is inserted and positioned and an electrode insertion hole 2a arranged so as to face a prescribed position of the positioned one test piece, and with a set jig 11 having a clearance into which the one of a pair of the test pieces 20 and 30 to be spot-welded is inserted and positioned, and a torque wrench engaging hole 16a is arranged to face opposite the prescribed position of the positioned one test piece.
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