Upinzani inapokanzwa waya wa aloi
1) Daraja:NI70CR30,NI80CR20, NI60CR15, NI35CR20,NI30CR20
2) Uainishaji: Dia. 0.02 ~ 12mm
Upinzani wa kupokanzwa waya wa waya, waya wa umeme, waya wa joto inapokanzwa
Saizi: 0.02-12mm
Muundo wa kemikali na mali:
Mali/daraja | NICR 80/20 | NICR 70/30 | NICR 60/15 | NICR 35/20 | NICR 30/20 | |
Muundo kuu wa kemikali (%) | Ni | Bal. | Bal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
Cr | 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 | Bal. | Bal. | Bal. | |
Joto la kufanya kazi la Max (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resization saa 20ºC (μ ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Uzani (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Utaratibu wa mafuta (KJ/M · H · ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Mgawo wa upanuzi wa mafuta (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Hatua ya kuyeyuka (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Muundo wa Micrographic | austenite | austenite | austenite | austenite | austenite | |
Mali ya sumaku | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |