Ko nga korero e whai ake nei mo a maatau hua 1J80:
Te hanganga matū
| titonga | C | P | S | Mn | Si |
| ≤ | |||||
| Ihirangi(%) | 0.03 | 0.020 | 0.020 | 0.60~1.10 | 1.10~1.50 |
| titonga | Ni | Cr | Mo | Cu | Fe |
| Ihirangi(%) | 79.0~81.5 | 2.60~3.00 | - | ≤0.2 | Bal |
Pūnaha maimoatanga wera
| tohu toa | Waea whakaene | pāmahana whakawera | Kia mau ki te wa mahana/h | Te tere whakamahana |
| 1j80 | Ko te hauwai maroke me te korehau, kare te pehanga e nui ake i te 0.1 Pa | I te taha o te oumu whakawera 1100~1150ºC | 3~6 | I roto i te 100 ~ 200 ºC / h tere mātao ki te 400~500 ºC, tere ki te 200 ºC utu utu |
150 0000 2421