Ledeburit
| Ledeburit |
|---|
| Temir-uglerod qotishma fazalari |
| Temir-uglerod qotishma strukturalari |
| Po`latlar |
|
Konstruktsiyaviy po`lat (0,8 % gacha C) |
| Cho`yanlar |
|
Oq cho`yan (mo`rt, tarkibida ledeburit bor va grafit mavjud emas) |
Ledeburit - sementit va austenit evtektik aralashmasi boʻlib, 1147 °C da hosil boʻladi. Harorat 727 °C dan pastga tushsa, sementit bilan perlit aralashmasiga oʻtadi. Tarkibida uglerod 4,3% boʻlib, moʻrt, HB 700 ga teng, oq choʻyan strukturasida boʻladi.
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