0.2 hli Nichrome Hlau
Nickel-chromium alloy (NiCr alloy) muaj kev tiv thaiv siab, zoo oxidation kuj thiab zoo heev daim ntawv stability. Nws yog qhov tsim nyog rau kev siv ntawm qhov kub txog li 1200 degree, thiab tuav lub neej kev pabcuam zoo dua piv rau Hlau chromium alumium alloys.
Cov ntawv thov rau Ohmalloy109 yog cov khoom siv hluav taws xob cua sov hauv cov khoom siv hauv tsev, cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob (wirewound resistors, hlau zaj duab xis resistors), tiaj tus hlau, tshuab ironing, dej rhaub, yas molding tuag, soldering irons, hlau sheathed tubular ntsiab thiab cartridge ntsiab.
Cov khoom tseem ceeb
|
Qib |
Cr10 Ni90 |
Cr20 Ni80 |
Cr30Ni70 |
Nc15Ni60 |
Cr20Ni35 |
Cr20Ni30 |
|
|
muaj pes tsawg leeg |
Ni |
90 |
bal |
bal |
55-61 |
34-37 |
30.3-34 |
|
Cr |
10 |
20-30 |
28-31 |
15-18 |
18-21 |
18-21 |
|
|
Fe |
Tsawg dua los yog sib npaug li 1 |
Tsawg dua los yog sib npaug li 1 |
bal |
bal |
bal |
||
|
max kub |
1300 |
1200 |
1250 |
1150 |
1100 |
1100 |
|
|
melting point (degree) |
1400 |
1400 |
1380 |
1390 |
1390 |
1390 |
|
|
ceev |
8.7 |
8.4 |
8.1 |
8.2 |
7.9 |
7.9 |
|
|
resistivity ntawm 20 |
1.09+/-0.05 |
1.18+/-0.05 |
1.12+/-0.05 |
1+/-0.05 |
1.04+/-0.05 |
||
|
Elongation |
Ntau dua lossis sib npaug li 20 |
Ntau dua lossis sib npaug li 20 |
Ntau dua lossis sib npaug li 20 |
Ntau dua lossis sib npaug li 20 |
Ntau dua lossis sib npaug li 20 |
||
|
tshwj xeeb cua sov J/g |
0.44 |
0.461 |
0.494 |
0.5 |
0.5 |
||
|
thermal conductivity KJ / mh |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
||
|
coefficient ntawm kab expansion |
18 |
17 |
17 |
19 |
19 |
||
Cov khoom siv
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