Umkhiqizi Ochwepheshe WeIntambo ye-alloy ye-Nicr8020+ZrIntambo ye-Chrome ye-Nickel Enamandla Okuphezulu
Incazelo yomkhiqizo:
Ukwakheka Kwamakhemikhali: I-Nickel 80%, i-Chrome 20% +Zr
Isimo: Umbala okhanyayo/omhlophe we-asidi/o-oxidied
Ububanzi: Njengemfuneko yekhasimende
Umkhiqizi Wezintambo Ze-NiCr Alloy waseShayina
Ukwakheka Kwamakhemikhali Nezakhiwo:
| Ukusebenza kwe-Alloy | I-Cr20Ni80 | I-Cr30Ni70 | I-Cr15Ni60 | I-Cr20Ni35 | I-Cr20Ni30 | |
|---|---|---|---|---|---|---|
| Amakhemikhali Ayinhloko Ukwakheka | Ni | Ukuphumula | Ukuphumula | 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 | Ukuphumula | Ukuphumula | Ukuphumula | |
| Isevisi Eqhubekayo Ephezulu Izinga lokushisa le-Element (°C) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Ukumelana nokushisa ku-20°C (μΩ·m) | 1.09 | 1.18 | 1.12 | 1 | 1.04 | |
| Ubuningi (g/cm³) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Ukushisa Okuphezulu (KJ/m·h·°C) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| I-Coefficient ye-Linear Ukwandiswa (α×10⁻⁶/°C) | 18 | 17 | 17 | 19 | 19 | |
| Indawo Yokuncibilika (Cishe) (°C) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Ukwelulwa Kokuqhekeka (%) | >20 | >20 | >20 | >20 | >20 | |
| Isakhiwo se-Micrographic | i-austenite | i-austenite | i-austenite | i-austenite | i-austenite | |
| Izakhiwo ZikaMazibuthe | okungeyona i-magnetic | okungeyona i-magnetic | Amandla kazibuthe abuthakathaka | Amandla kazibuthe abuthakathaka | okungeyona i-magnetic |
Usayizi ojwayelekile:
Sihlinzeka ngemikhiqizo esesimweni sentambo, ucingo oluyisicaba, umcu. Singasekela ukwenza ngokwezifiso;
Intambo ekhanyayo, ethambile, nethambile–0.025mm ~ 5mm
Intambo emhlophe yokucwilisa i-asidi: 1.8mm ~ 10mm
Intambo ehlanganisiwe: 0.6mm ~ 10mm
Ucingo oluyisicaba: ukujiya 0.05mm ~ 1.0mm, ububanzi 0.5mm ~ 5.0mm
Inqubo:
Ucingo: Ukulungiswa kwezinto → ukuncibilika → ukuncibilika kabusha → ukwakha → ukugoqa okushisayo → ukwelashwa kokushisa
→ukwelashwa kobuso→ukudweba (ukugoqa)→ukwelashwa kokushisa kokuqeda→ukuhlolwa→iphakheji→indlu yokugcina impahla
Izici zomkhiqizo:
1) I-anti-oxidation enhle kakhulu kanye namandla omshini ekushiseni okuphezulu;
2) Ukumelana okuphezulu kanye ne-coefficient yokushisa ephansi yokumelana;
3) Ukuguquguquka okuhle kakhulu nokusebenza kahle;
4) Ukusebenza kahle kakhulu kokushisela
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