Professional Information
| 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 consistence. |
| Applications | General Transmission Components; Offshore Drilling |
|
Regular Materials and Heat Treatment |
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|
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 |
Heat Treatment Cycle: Carburizing /Nitriding → Normalize → Quench → Clean → Temper → Shot Blast
|
Precision Grade , Process Methods and Application Standard : GB 10095-88,DIN 3961-78;ISO 1328-75/GB 10095-88;JIS 1702-74; AGMA 39003-71 |
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| Precision grade |
Grade 5 |
Grade 6 |
Grade 7 |
Grade 8 |
Grade 9/10 |
| Module range | Gleason M10∼M40 | Spur/helical M3∼M40 |
Spur/helical M3∼M40 |
Spur/helical M3∼M40 |
Spur/helical M3∼M40 |
| Outside Dia(max) |
φ1500mm |
Φ2000mm |
Φ2000mm |
Φ3000mm |
Φ3000mm |
| Final Process |
fine grinding |
fine grinding or shaving |
grinding, shaving , lapping |
shaving |
– |
| Teeth Surface Roughness |
Ra 0.8 μm |
Ra 0.8 μm |
Ra 1.6 μm |
Ra 1.6-3.2 μm |
Ra 3.2-6.3 μm |
| Application |
Measuring gear
|
locomotive
|
craneforging machinetractors,trucksuniversal reducer |
crane farm machinery forging machine tractors,trucks universal reducer |
crane farm machinery forging machine mine machinery tractors |
| Why Choose US | •100% manufacturer | • Rich production experience | •Advanced GEAR Machine | •Strict Quality Control System
|
•Flexible MOQ•Fast delivery
|
Packing:
| Carton Size | 29*20*13 CM or customer’s request |
| Pallet size | 120*80*80 CM or customer’s request |
| Lead time | 3-7 working days as usual.It will based on the detailed order quantity. |
|
Packing Details |
Method 1: Shrink film, then bulk loading |
| Method 2: Shrink film + box + pallet/ wooden case | |
| Method 3: PP + wooden case | |
| Method 4: As per customers’ requirements or negotiated |
