Ni70Cr30waa daawaha nickel-chromium (NiCr alloy) oo lagu garto iska caabin sare, iska caabin oksaydh wanaagsan iyo xasillooni qaabeed oo aad u wanaagsan. Waxay ku habboon tahay in loo isticmaalo heerkul ilaa 1250°C, waxayna haysataa cimri adeeg oo ka sarreeya marka loo eego daawaha aluminiumka birta ah ee chromium.
Codsiyada caadiga ah eeNi70Cr30waa walxo kuleyliye koronto ku shaqeeya oo ku jira qalabka guryaha, foornooyinka warshadaha iyo iska caabbinta (iska caabbinta siligga, iska caabbinta filimada birta ah), bir fidsan, mashiinnada birta lagu shido, kuleyliyeyaasha biyaha, maydadka qaabaynta balaastikada, bir-xidhka, walxaha tuubooyinka birta ah ee dahaarka leh iyo walxaha kartoonada.
Halabuurka caadiga ah%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Kale |
| Ugu badnaan | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 28.0~31.0 | Bal. | Ugu badnaan 0.50 | Ugu badnaan 1.0 | - |
Sifooyinka Jirka ee Caadiga ah
| Cufnaanta (g/cm3) | 8.1 |
| Iska caabinta korontada ee 20ºC (mm2/m) | 1.18 |
| Isugeynta ballaarinta kulaylka | |
| Heerkulka | Isugeynta Ballaarinta Kulaylka x10-6/ºC |
| 20 ºC- 1000 ºC | 17 |
| Awood kuleyl gaar ah | |
| Heerkulka | 20ºC |
| J/gK | 0.46 |
| Barta dhalaalaysa (ºC) | 1380 |
| Heerkulka ugu badan ee hawlgalka joogtada ah ee hawada (ºC) | 1250 |
| sifooyinka birlabta | aan birlab ahayn |
| Arrimaha Heerkulka ee iska caabinta korantada | |||||
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
| 1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Qaabka saadka
| Magaca Alloys | Nooca | Cabbirka | ||
| Ni70Cr30W | Silig | D=0.03mm~8mm | ||
| Ni70Cr30R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| Ni70Cr30S | Xarigga | W=8~250mm | T=0.1~3.0 | |
| Ni70Cr30F | Foorno | W=6~120mm | T=0.003~0.1 | |
| Ni70Cr30B | Baar | Dia = 8 ~ 100mm | L=50~1000 | |
150 0000 2421