| OEM / ODM Accepted |
| Foundry | Casting / Forging / Rolling |
| Standards | AAR-M, UIC, EN, GOST, IRIS, KSR, BS, JISE, GB/T |
| Material (GB) | Carbon Steel: 45# / 60# / etc. Alloy Steel: 40Cr / 42CrMo / etc Aluminum Alloy: ZAiSi7Mn / 5A02 / etc. Grey Iron Casting: HT150 – 350 / etc. |
| Heat Treatment – whole wheel | HRC ≥ 24 |
| Heat Treatment – tread surface | HRC ≥ 28 | Depth ≥ 3mm |
| Roughness | Tread surface: Ra 12.5 End surface: Ra ≤ 6.3 Inner hole: Ra ≤ 3.2 |
| Permissible Deviation | ≥ 0.05mm |
| Rims | 0 / 1 / 2 Flanges |
| Paint | Powder coating / Anti-rust oil coating |
| Others | Customized wheels, axles and supporting are all accepted |
|
|