Q235 po'lati 4 ta sifatli toifaga bo'lingan Q235A, Q235B, Q235C va Q235D qo'llaniladigan Yaponiya po'lat SS400 markasiga tengdir.
Q235 Chelik kimyoviy tarkibi
GG lt; / jadval
| Chelik navi | Sifat darajasi | C % (≤) | Si% (≤) | Mn (≤) | P (≤) | S (≤) |
| Q235 | Q235A | 0.22 | 0.35 | 1.4 | 0.045 | 0.05 |
| Q235B | 0.2 | 0.35 | 1.4 | 0.045 | 0.045 | |
| Q235C | 0.17 | 0.35 | 1.4 | 0.04 | 0.04 | |
| Q235D | 0.17 | 0.35 | 1.4 | 0.035 | 0.035 | |
| Sifat darajasi: A<><><> | ||||||
