Kemikali tiwqn
tiwqn | C | P | S | Cu | Mn |
≤ | |||||
Akoonu(%) | 0.30 | 0.020 | 0.020 | 0.20 | 0.30 ~ 0.60 |
tiwqn | Si | Ni | Cr | Fe |
Akoonu(%) | 1.10 ~ 1.40 | 49.0 ~ 51.0 | 3.80 ~ 4.20 | Bal |
Awọn ohun-ini ti ara
Ami itaja | Imugboroosi laini | Resistivity (μΩ·m) | iwuwo (g/cm³) | Curie ojuami (ºC) | Olusọdipúpọ magnetostriction ekunrere (10-6) |
1j54 | - | 0.90 | 8.2 | 360 | - |
Eto itọju igbona
ami itaja | Annealing alabọde | alapapo otutu | Jeki awọn iwọn otutu akoko / h | Oṣuwọn itutu agbaiye |
1j50 | hydrogen gbigbẹ tabi igbale, titẹ ko tobi ju 0.1 Pa | Pẹlú pẹlu alapapo ileru soke 1100 ~ 1150ºC | 3~6 | Ni ≤200 ºC / h iyara itutu si 400 ~ 500 ºC, yara si 200 ºC fa idiyele kan |