Method for preparing high-hardness and high-toughness abrasion resistant balls through laser cladding
A technology of laser cladding and wear-resistant balls, which is applied in the field of wear-resistant balls, can solve the problems that hardness and toughness are difficult to achieve a balance and limit the application range, and achieve the effects of controlling carbide content, good bonding, and adjusting hardness
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Embodiment 1
[0021] A method for preparing high-hardness and high-toughness wear-resistant balls by laser cladding proposed by the present invention comprises the following steps:
[0022] S1, 150 parts of scrap steel, 50 parts of chromium steel, 15 parts of rare earth alloy, 15 parts of manganese steel, 5 parts of molybdenum steel, 15 parts of vanadium steel, 10 parts of tungsten slag and 2 parts of ferrosilicon are put into the smelting furnace by weight, Raise the temperature to 1650°C, keep warm for 0.5h, add 15 parts of titanium ingots and 15 parts of zirconium ingots, keep warm at 1500°C for 10 minutes, then add 5 parts of aluminum ingots and 20 parts of magnesium ingots at 1600°C and keep warm for 10 minutes, remove and float in the liquid The alloy liquid is obtained after removing the slag on the surface;
[0023] S2. Pouring: Pouring the alloy liquid, cooling to room temperature after the alloy liquid is solidified to obtain a billet, wherein the pouring temperature is 1450°C;
...
Embodiment 2
[0027] A method for preparing high-hardness and high-toughness wear-resistant balls by laser cladding proposed by the present invention comprises the following steps:
[0028] S1, put 100 parts of scrap steel, 80 parts of chromium steel, 10 parts of rare earth alloy, 5 parts of manganese steel, 15 parts of molybdenum steel, 5 parts of vanadium steel, 35 parts of tungsten slag and 10 parts of ferrosilicon into the smelting furnace by weight, Raise the temperature to 1500°C, add 10 parts of titanium ingots and 30 parts of zirconium ingots after holding for 1 hour, keep warm at 1450°C for 25 minutes, then add 12 parts of aluminum ingots and 5 parts of magnesium ingots at 1550°C and keep warm for 25 minutes, remove and float on the surface of the liquid The alloy liquid is obtained after the slag;
[0029] S2. Pouring: Pouring the alloy liquid, cooling to room temperature after the alloy liquid is solidified to obtain a billet, wherein the pouring temperature is 1550°C;
[0030] ...
Embodiment 3
[0033] A method for preparing high-hardness and high-toughness wear-resistant balls by laser cladding proposed by the present invention comprises the following steps:
[0034] S1, 135 parts of scrap steel, 70 parts of chromium steel, 12 parts of rare earth alloy, 13.5 parts of manganese steel, 10 parts of molybdenum steel, 12 parts of vanadium steel, 30 parts of tungsten slag and 8 parts of ferrosilicon are put into the smelting furnace by weight, Raise the temperature to 1600°C, keep warm for 0.8h, add 12 parts of titanium ingots and 20 parts of zirconium ingots, keep warm at 1480°C for 20 minutes, then add 10 parts of aluminum ingots and 15 parts of magnesium ingots at 1580°C and keep warm for 20 minutes, remove and float in the liquid The alloy liquid is obtained after removing the slag on the surface;
[0035] S2. Pouring: Pouring the alloy liquid, cooling to room temperature after the alloy liquid is solidified to obtain a billet, wherein the pouring temperature is 1500°C...
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