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The profile of the Vickers microhardness
the test sample after rihui welding
the plate prepared for rihui welding
the lower part of the plate
Eighteen micro-hardness measurements
During phase
Materials and methods
rihui to assess the operational characteristics
rihui welding operations
Of the various types of weld backings in rihui
One-sided welding in rihui
the tensile tests