Ni70Cr30 ke motsoako oa nickel-chromium oa austenitic o loketseng lisebelisoa tsa mocheso ho fihlela ho 1250 ° C. Lintho tse phahameng tsa chromium (30% ka karolelano) li fana ka nako e ntle ea bophelo, haholo-holo lits'ebetsong tsa sebōpi. Ni70Cr30 e tšoauoa ka resistivity e phahameng, khanyetso e ntle ea oxidation, ductility e ntle ka mor'a ts'ebeliso le ts'ebetso e ntle haholo ea weldability.
Ni70Cr30 e sebelisetsoa ho futhumatsa lisebelisoa tsa motlakase liboping tsa indasteri. Lisebelisoa tse tloaelehileng ke: libopi tsa motlakase le tse matlafatsang, lifuthumatsi tsa polokelo, libopi le libopi tse nang le moea o fetohang.
Mehaho e tloaelehileng ea mochini (1.0mm)
Letlapa la Nichrome
Tshebetso\ thepa | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Sebopeho | Ni | 90 | Phomola | Phomola | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
Cr | 10 | 20.0~23.0 | 28.0~31.0 | 15.0 ~ 18.0 | 18.0-21.0 | 18.0-21.0 | |
Fe | ≤1.0 | ≤1.0 | Phomola | Phomola | Phomola | ||
Boholo ba mochesoºC | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
Sebaka se qhibidihang ºC | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
Boima ba g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Ho hanyetsa ho 20ºC((μΩ·m) | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | ||
Ho lelefatsa ha ho phatloha | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Mocheso o khethehileng J/g.ºC | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 | ||
Thermal conductivity KJ/m.hºC | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | ||
Coefficient ea katoloso ea mela a×10-6/ (20~1000ºC) | 18 | 17 | 17 | 19 | 19 | ||
Sebopeho sa Micrographic | Austenite | Austenite | Austenite | Austenite | Austenite | ||
Lintho tsa Magnetic | E seng ea makenete | E seng ea makenete | E seng ea makenete | Matla a khoheli a fokolang | Matla a khoheli a fokolang |
Lithapo tsa ho hanyetsa | ||
RW30 | W.Nr 1.4864 | Nickel 37%, Chrome 18%, Iron 45% |
RW41 | UNS N07041 | Nickel 50%, Chrome 19%, Cobalt 11%, Molybdenum 10%, Titanium 3% |
RW45 | W.Nr 2.0842 | Nickel 45%, Koporo 55% |
RW60 | W.Nr 2.4867 | Nickel 60%, Chrome 16%, Iron 24% |
RW60 | UNS NO6004 | Nickel 60%, Chrome 16%, Iron 24% |
RW80 | W.Nr 2.4869 | Nickel 80%, Chrome 20% |
RW80 | UNS NO6003 | Nickel 80%, Chrome 20% |
RW125 | W.Nr 1.4725 | Tšepe BAL, Chrome 19%, Aluminium 3% |
RW145 | W.Nr 1.4767 | Tšepe BAL, Chrome 20%, Aluminium 5% |
RW155 | Tšepe BAL, Chrome 27%, Aluminium 7%, Molybdenum 2% |
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