Astaamaha aasaasiga ah ee bimetal kulaylka ayaa isbeddelaya heerkulka iyo isbeddelka heerkulka, taasoo keentay waqti go'an. Qalab badan ayaa isticmaala habkan si ay u beddelaan tamarta kulaylka ee shaqada farsamada si ay u gaaraan xakamaynta tooska ah.
| calaamada dukaanka | 5j1480 | |
| Sumad leh | 5j18 | |
| Lakabka isku dhafan aluminium | Lakabka fidinta sare | Ni22Cr3 |
| lakabka dhexe | ——– | |
| Lakabka fidinta hoose | Ni36 | |
Halabuurka kiimikada
| calaamada dukaanka | Ni | Cr | Fe | Co | Cu | Zn | Mn | Si | C | S | P |
| ≤ | |||||||||||
| Ni36 | 35.0-37.0 | - | gunnada | - | - | - | ≤0.6 | ≤0.3 | 0.05 | 0.02 | 0.02 |
| Ni22Cr3 | 21.0-23.0 | 2.0 ~ 4.0 | gunnada | - | - | - | 0.3 ~ 0.6 | 0.15-0.3 | 0.25 ~ 0.35 | 0.02 | 0.02 |
waxqabadka
| In ka badan foorarsiga K (20 ~ 135ºC) | Curvature heerkulka F/ (guri cagaaran ~ 130 ºC) | iska caabin | Heerkulka tooska ah /ºC | Oggolow isticmaalka heerkulka /ºC | Cufnaanta (g/cm kadib) | |||
| Qiimaha magacaaban | weecasho la ogol yahay | Qiimaha caadiga ah | weecasho la ogol yahay | |||||
| Heerka 1 | Heerka 2 | |||||||
| 14.3 | ± 5% | ± 7% | 26.2% ± 5% | 0.8 | ± 5% | -20 ~ 180 | -70-350 | 8.2 |
| Hababka bartinimada E/GPa | Adag (HV) | Xoog xajin MPa | Allow walwalka MPa | ||
| Lakabka fidinta sare | Lakabka fidinta hoose | ugu yaraan | ugu weyn | ||
| 147-177 | 270-340 | 200-255 | 785~883 | 196 | 343 |
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