| Chinese Standard (GB) | American Standard (ASTM) | Japanese Standard (JIS) | British Standard (BS) | German Standard (DIN) | French Standard (NF) |
| Q195 | - | Chithunzi cha SS330 | S185 | St1kp | - |
| Q215 | GrC | Chithunzi cha SS400 | - | St2kp | - |
| Q235 | GrD | Chithunzi cha SS490 | Chithunzi cha S235JR | St3kp | E24-2 |
| Q255 | - | Chithunzi cha SS540 | - | St4kp | - |
| Q275 | - | - | Chithunzi cha S275JR | Mtengo wa 44-2 | E28-2 |
| 20# | 1020 | S20C | EN3B | C22 | XC18 |
| 45# | 1045 | S45C | EN8 | C45E | XC48 |
| 40Cr | 5140 | Mtengo wa SCr440 | EN18A | 42CrMo4 | Mtengo wa 42CD4TS |
| 20CrMo | 4119 | Chithunzi cha SCM420 | EN19 | 42CrMo4 | Mtengo wa 42CD4TS |
| 35CrMo | 4135 | Chithunzi cha SCM435 | EN24 | Mtengo wa 34CrNiMo6 | Mtengo wa 35NCD6 |
| 42CrMo | 4140 | Chithunzi cha SCM440 | EN19 | 42CrMo4 | Mtengo wa 42CD4TS |
| Q195 | - | Chithunzi cha SS330 | S185 | St1kp | - |
Tiyenera kuzindikira kuti mayiko ndi madera osiyanasiyana akhoza kukhala ndi dongosolo lawo lachitsulo lachitsulo, kotero kuti tebulo lofananitsa ndilongotchula chabe.Muzochita zenizeni, zida zoyenera zachitsulo ziyenera kusankhidwa malinga ndi zosowa zenizeni ndi malo.
Nthawi yotumiza: Jun-21-2023