Henan Yizhi Machinery Co., Ltd
| Payment Terms | L/C, D/P, T/T, Western Union |
| Supply Ability | 500 Pieces/Month |
| Delivery Time | 55 Days |
| Packaging Details | Plywood Crate |
| Brand | OEM |
| Tooth No. | 201 |
| Hardness | 650 HV |
| Quality Grade | ISO 8-9 Grade |
| Gear Type | Internal Gear |
| Module | 5 |
| Brand Name | YIZGEAR |
| Model Number | IG220805001 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, D/P, T/T, Western Union | Supply Ability | 500 Pieces/Month |
| Delivery Time | 55 Days | Packaging Details | Plywood Crate |
| Brand | OEM | Tooth No. | 201 |
| Hardness | 650 HV | Quality Grade | ISO 8-9 Grade |
| Gear Type | Internal Gear | Module | 5 |
| Brand Name | YIZGEAR | Model Number | IG220805001 |
| Place of Origin | CHINA | ||
| High Light | Planetary Drive System Internal Spur Gear ，42CrMo internal involute gear ，42CrMo involute Internal Spur Gear | ||
1) Material of Internal Gear
40Cr alloy steel of AISI 4140 (42CrMo) Steel is widely used for internal gear
2) Applications of Internal Gear
Planetary drive system usually need internal gear ring.
Internal gear can also be used for other power transmission system.
3) Heat treatment of Internal Gear
Nitriding Heat treatment is suggested for internal gears, because the tooth profile will with large
deformation after the carburizing heat treament.
| Products | Internal Gear |
| Custom Made | √ |
| Gear Profile Type | Cylindrical Gear |
| Gear Teeth manufacturing | Gear Shaping |
| Gear Teeth Grinding | * If needed |
| Module (M) | 5 |
| Number of Teeth (Z) | Custom |
| Pressure Angle (α) | 20° |
| Helix Angle (β) | 0 |
| Teeth Accuracy Grade | ISO 8-9 Grade |
| Heat Treatment | Nitriding |
| Hardness | 650 HV |
| STEEL CODE GRADES COMPARISON | |||||
| CHINA/GB | ISO | ГΟСТ | ASTM | JIS | DIN |
| 45 | C45E4 | 45 | 1045 | S45C | CK45 |
| 40Cr | 41Cr4 | 40X | 5140 | SCr440 | 41Cr4 |
| 20CrMo | 18CrMo4 | 20ХМ | 4118 | SCM22 | 25CrMo4 |
| 42CrMo | 42CrMo4 | 38XM | 4140 | SCM440 | 42CrMo4 |
| 20CrMnTi | 18XГT | SMK22 | |||
| 20Cr2Ni4 | 20X2H4A | ||||
| 20CrNiMo | 20CrNiMo2 | 20XHM | 8720 | SNCM220 | 21NiCrMo2 |
| 40CrNiMoA | 40XH2MA/ 40XHMA | 4340 | SNCM439 | 40NiCrMo6/ 36NiCrMo4 | |
| 20CrNi2Mo | 20NiCrMo7 | 20XH2MA | 4320 | SNCM420 | |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2016
Total Annual:
1.0 Million-1.5 Millon
Employee Number:
50~200
Ecer Certification：
Verified Supplier
YIZGEA which is equipped with a full range of machining capabilities to satisfy customer needs. Our team has extensive experience in precision gearing systems for numerous industries. We have supplied gears for mining equipment, power tools, hydraulic pumps and the rail transit industry. ... YIZGEA which is equipped with a full range of machining capabilities to satisfy customer needs. Our team has extensive experience in precision gearing systems for numerous industries. We have supplied gears for mining equipment, power tools, hydraulic pumps and the rail transit industry. ...
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