Description
| Process | Turning, Hobbing, Milling, Shaping, Broaching, Shaving, Grinding and Lapping |
| Heat treat | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding, etc. |
| Finishing | Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating |
| Module | 1∼30 |
| Features | The most common type of gear; Easy to manufacture; No axial force when running; Economic and good quality consistency. |
| Applications | General Transmission Components; Offshore Drilling |
| Regular Materials and Heat Treatment | |||||
| GB/JB | DIN | JIS | SAE/AISI | Case Hardening | Case Hardness |
| 40CrNiMo | 34CrNiMo6 | SNCM439 | 4340 | Nitriding | 46-50HRC |
| 20CrMo | 20CrMo44 | SCT42 | 4119/4118 | Carburizing | 42-45HRC or 55-60HRC |
| 20CrNiMo | — | SNCCM220 | 8620 | Carburizing | 55-60 HRC or 58-62 HRC |
| 20CrMnTi | — | — | — | Carburizing | 55-60 HRC |
FAQ
Q: How long is your delivery time?
A: Generally it is 45-90 days, because we mainly do customized parts, and it is based on quantity.
Q: Do you provide samples?
A: Samples will be sent to you for approval first before production.
Q: What are your payment terms?
A: Payment ≤ USD 1000, 100% in advance.
Payment>$1000, 30% T/T in advance, balance before shipment.
Q: What can customers get before shipping?
A:1) Production updated weekly
2) Material proof, size report, and lots of photos
3) Other reports required by customers
Q: What is your quality guarantee period?
A: 1-year guarantee, some consumable parts are expected.
Q: For more questions or confusion, please feel free to contact us:
A: Email: [email protected]
