Henan Yizhi Machinery Co., Ltd
| Payment Terms | L/C, D/P, T/T, Western Union |
| Supply Ability | 100 Pieces/Month |
| Delivery Time | 75 Days |
| Packaging Details | Plywood Crate |
| Material | SAE 4340 |
| Gear Profile Type | Double Helical Gear |
| Heat Treatment | Quenching & Tempering |
| Hardness | 260-300 HB |
| Manufacture | Gear Hobbing |
| Quality Grade | ISO 8-9 |
| Brand Name | YIZGEAR |
| Model Number | DB22082401 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, D/P, T/T, Western Union | Supply Ability | 100 Pieces/Month |
| Delivery Time | 75 Days | Packaging Details | Plywood Crate |
| Material | SAE 4340 | Gear Profile Type | Double Helical Gear |
| Heat Treatment | Quenching & Tempering | Hardness | 260-300 HB |
| Manufacture | Gear Hobbing | Quality Grade | ISO 8-9 |
| Brand Name | YIZGEAR | Model Number | DB22082401 |
| Place of Origin | CHINA | ||
| High Light | Double Helical Gears ISO 8-9 Grade ，OEM double helical herringbone gear ，ODM Herringbone Double Helical Gears | ||
1) Descripción del engranaje de doble hélice
Engranaje helicoidal doble con dientes helicoidales tanto a la izquierda como a la derecha.
La forma de doble hélice equilibra las fuerzas de empuje inherentes.
2) Aplicaciones de engranajes de doble hélice
El engranaje de doble hélice ampliamente utilizado para la industria de trabajo pesado necesita eliminar las fuerzas de empuje.
La velocidad de rotación generalmente no es alta para engranajes de doble hélice.
| Products | Double Helical Gear |
| Custom Made | √ |
| Gear Profile Type | Cylindrical Gear |
| Gear Teeth manufacturing | Gear Milling |
| Gear Teeth Grinding | √ |
| Module (M) | Custom Made |
| Number of Teeth (Z) | 97 |
| Pressure Angle (α) | 20° |
| Helix Angle (β) | 13° |
| Teeth Accuracy Grade | ISO 8-9 Grade |
| Heat Treatment | Quenching & Tempering |
| Surface Hardness | 260-300HB |
| 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
YIZHI MACHINERY 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.... YIZHI MACHINERY 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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