Reinforced platinum/rhodium 10-platinum fine thermocouple wire for quick temperature measurement and preparation method thereof
A fast technology for temperature measurement, applied in the field of precious metal materials, can solve the problems of poor control of strength and flatness, affect the control of iron and steel smelting process, and low yield, so as to improve the yield of preparation, increase the tensile strength and Processability and cost reduction effect
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[0033] The present invention will be further described below in conjunction with the embodiments, but the present invention is not limited to the scope of the embodiments.
[0034] The proportions of the components of the reinforced platinum rhodium 10-platinum micro-coupling wire material for rapid temperature measurement of Examples 1 to 3 are shown in Table 1
[0035] Table 1 Platinum rhodium 10-platinum thermocouple material composition table
[0036]
[0037]
[0038] Take each of the materials described in Examples 1-3 in Table 1, and prepare the reinforced platinum rhodium 10-platinum fine wire material for rapid temperature measurement according to the following methods:
[0039] (1) High-vacuum intermediate frequency smelting: Put the raw materials of the positive electrode components prepared in step 1 into the high-vacuum intermediate frequency, and the vacuum degree is 1×10 -3 ~1×10 -5 Pa, the smelting temperature is 1850~1900℃, and argon protection is filled at the same ti...
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