Core wire transition type welding electrode and preparation method thereof
The deposited metal of the welding electrode comprises the following components in percentage by weight: 0.07 to 0.10 percent of C, 0.1 to 0.3 percent of Si, 0.3 to 0.7 percent of Mn, 8.5 to 9.5 percent of Cr, 0.1 to 0.3 percent of V, 2.3 to 3.1 percent of W, 2.7 to 3.5 percent of Co, 0.02 to 0.08 p...
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