NiCr 60 15 (2.4867) yog ib qho austenitic nickel-chromium alloy (NiCr alloy) rau kev siv ntawm qhov kub txog li 1150 ° C. Lub precision chromium-nickel alloy 60/15 yog tus cwj pwm los ntawm kev tiv taus siab, kev tiv taus oxidation zoo thiab kev ruaj khov zoo heev. Nws muaj kev ua haujlwm zoo tom qab siv thiab kev sib txuas zoo heev.
Daim Ntawv Thov:
| Qib | Ni80Cr20 | Ni70Cr30 | Ni60Cr23 | Ni60Cr15 | Ni35Cr20 | Txoj kev ua neej | Evanohm | |
| Cov qauv tsim tawm% | Ni | Bal | Bal | 58.0-63.0 | 55.0-61.0 | 34.0-37.0 | Bal | Bal |
| Cr | 20.0-23.0 | 28.0-31.0 | 21.0-25.0 | 15.0-18.0 | 18.0-21.0 | 19.0-21.5 | 19.0-21.5 | |
| Fe | ≦1.0 | ≦1.0 | Bal | Bal | Bal | 2.0-3.0 | – | |
| Al1.0-1.7 Ti 0.3-0.5 | Al2.7-3.2 Mn0.5-1.5 | Al2.7-3.2 Cu2.0-3.0 Mn0.5-1.5 | ||||||
| Qhov kub ua haujlwm siab tshaj plaws (°C) | 1200 | 1250 | 1150 | 1150 | 1100 | 300 | 400 | |
| Kev Tiv Thaiv (Ω / cmf, 20 ℃) | 1.09 | 1.18 | 1.21 | 1.11 | 1.04 | 1.33 | 1.33 | |
| Kev Tiv Thaiv (uΩ / m, 60 ° F) | 655 | 704 | 727 | 668 | 626 | 800 | 800 | |
| Qhov Ceev (g/cm³) | 8.4 | 8.1 | 8.4 | 8.2 | 7.9 | 8.1 | 8.1 | |
| Kev Ua Kub (KJ / m·h·℃) | 60.3 | 45.2 | 45.2 | 45.2 | 43.8 | 46.0 | 46.0 | |
| Tus lej nthuav dav kab (× 10¯)6/℃)20-1000℃) | 18.0 | 17.0 | 17.0 | 17.0 | 19.0 | - | - | |
| Melting Point (℃) | 1400 | 1380 xyoo | 1370 xyoo | 1390 xyoo | 1390 xyoo | 1400 | 1400 | |
| Qhov nyuaj (Hv) | 180 | 185 | 185 | 180 | 180 | 180 | 180 | |
| Lub zog tensile (N / hli)2 ) | 750 | 875 | 800 | 750 | 750 | 780 | 780 | |
| Kev ntev (%) | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | 10-20 | 10-20 | |
| Cov Qauv Micrographic | austenite | austenite | austenite | austenite | austenite | austenite | austenite | |
| Cov Khoom Siv Sib Nqus | Tsis yog | Tsis yog | Tsis yog | Me ntsis | Tsis yog | Tsis yog | Tsis yog | |
| Lub Neej Ceev (h / ℃) | ≥81/1200 | ≥50/1250 | ≥81/1200 | ≥81/1200 | ≥81/1200 | - | - | |
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