High-temperature resistant turbine blade and production process thereof
A steam turbine blade, high temperature resistance technology, applied in the direction of blade support element, metal material coating process, mechanical equipment and so on
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Embodiment 1
[0076] This embodiment provides a high temperature resistant steam turbine blade, the chemical composition of the steam turbine blade is: C: 0.20%, Mn: 0.55%, Si: 0.20%, Al: 0.40%, V: 0.30%, Ti: 0.42% , Ni: 0.13%, Sn: 0.08%, Zr: 0.26%, S: 0.025%, P: 0.015%, Cu: 0.20%, lanthanide rare earth: 0.21%, and the balance is Fe;
[0077] The chemical composition of lanthanide rare earth components in mass percentage is: lanthanum: 15%, cerium: 21%, praseodymium: 21%, neodymium: 20%, dysprosium: 14%, other lanthanide elements: 9%, each group of above lanthanide rare earth The sum of the points is 100%.
[0078] The production process of the high temperature resistant steam turbine blade of the present embodiment is carried out according to the following procedures, and the specific operations are as follows:
[0079] (1) The selected weight percentage chemical composition is smelted, hot-rolled and cooled in a steel plant to make a steam turbine blade blank, and the blank is cut with a...
Embodiment 2
[0094] This embodiment provides a high temperature resistant steam turbine blade, the chemical composition of the steam turbine blade is: C: 0.21%, Mn: 0.57%, Si: 0.21%, Al: 0.38%, V: 0.32%, Ti: 0.40% , Ni: 0.14%, Sn: 0.06%, Zr: 0.25%, S: 0.010%, P: 0.009%, Cu: 0.10%, lanthanide rare earth: 0.22%, and the balance is Fe;
[0095] The chemical composition of lanthanide rare earth components in mass percentage is: lanthanum: 16%, cerium: 22%, praseodymium: 22%, neodymium: 19%, dysprosium: 13%, other lanthanide elements: 8%, each group of above lanthanide rare earth The sum of the points is 100%.
[0096] The production process of the high temperature resistant steam turbine blade of the present embodiment is carried out according to the following procedures, and the specific operations are as follows:
[0097] (1) The selected weight percentage chemical composition is smelted, hot-rolled and cooled in a steel plant to make a steam turbine blade blank, and the blank is cut with a...
Embodiment 3
[0112] This embodiment provides a high temperature resistant steam turbine blade, the chemical composition of the steam turbine blade is: C: 0.19%, Mn: 0.56%, Si: 0.22%, Al: 0.39%, V: 0.31%, Ti: 0.41% , Ni: 0.12%, Sn: 0.07%, Zr: 0.27%, S: 0.012%, P: 0.020%, Cu: 0.15%, lanthanide rare earth: 0.20%, and the balance is Fe;
[0113] The chemical composition of lanthanide rare earth components in mass percentage is: lanthanum: 17%, cerium: 23%, praseodymium: 20%, neodymium: 18%, dysprosium: 15%, and other lanthanide elements: 7%, each group of the above lanthanide rare earth The sum of the points is 100%.
[0114] The production process of the high temperature resistant steam turbine blade of the present embodiment is carried out according to the following procedures, and the specific operations are as follows:
[0115] (1) The selected weight percentage chemical composition is smelted, hot-rolled and cooled in a steel plant to make a steam turbine blade blank, and the blank is cu...
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