Ni70Cr30waa nikkel-chromium alloy (NiCr alloy) oo lagu garto iska caabin sare, caabbinta oksaydhka wanaagsan iyo xasilloonida qaab aad u wanaagsan.Waxay ku habboon tahay in lagu isticmaalo heerkul ilaa 1250 ° C, waxayna haysaa nolol adeeg heer sare ah marka la barbar dhigo birta chromium aluminium aluminium.
Codsiyada caadiga ah ee Ni70Cr30 waa walxo kuleyliyaha korantada ee qalabka guriga, foornooyinka warshadaha iyo iska caabiyeyaasha (iska caabinta wirewound, caabiyeyaasha filimka birta ah), birta fidsan, makiinadaha feeraha, kuleyliyaha biyaha, caagagga wax lagu dhejiyo ayaa dhinta, biraha alxanka, walxaha tuubada galka leh iyo canaasiirta kartoonada.
Halabuurka caadiga ah%
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Mid kale |
Max | |||||||||
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 | - |
Tilmaamaha Jireed ee caadiga ah
Cufnaanta (g/cm3) | 8.1 |
Iska caabin koronto oo ah 20ºC(mm2/m) | 1.18 |
Isku-dhafka ballaarinta kulaylka | |
Heerkulka | Isku-dhafka Balaadhinta kulaylka x10-6/ºC |
20ºC-1000ºC | 17 |
Awood kuleyl gaar ah | |
Heerkulka | 20ºC |
J/gK | 0.46 |
Barta dhalaalka (ºC) | 1380 |
Heerkulka hawada ee joogtada ah ee ugu badan (ºC) | 1250 |
Guryaha magnetic | aan magnet ahayn |
Qodobbada Heerkulka ee Cadaadiska Korontada | |||||
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 | - |
Habka sahayda
Alloys Magaca | Nooca | Cabirka | ||
Ni70Cr30W | Silig | D=0.03mm~8mm | ||
Ni70Cr30R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
Ni70Cr30S | Xarig | W=8 ~ 250mm | T=0.1~3.0 | |
Ni70Cr30F | Fool | W=6 ~ 120mm | T=0.003~0.1 | |
Ni70Cr30B | Baar | Dia=8~100mm | L=50~1000 |