Henan Yizhi Machinery Co., Ltd
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Custom Alloy Steel Spiral Bevel Gears Set For Gear Reducers
1) Descriptions of spiral bevel gear
Reduction gearing of the ships, tractors, motor vehicle.
2) Features of spiral bevel gear
a) With better contact ratio, less noise.
b) Higher Strength and durablity
c) Gear can be gear grinding to reach high accuracy grade
3) Materail of sprial bevel gear
17CrNiMo6/ 18CrNiMo7 and 20CrNi2MoA steel (Similar to SAE 4320) are most used for spiral bevel gear.
| Custom made | √ |
| Gear Profile Type | Gleason |
| Manufacturing Processing | Gear Milling |
| Gear Teeth Grinding | √ |
| Module (M) | 8 |
| Gear Teeth Number (Z) | 35 |
| Pressure Angle (α) | 20° |
| Helix Angle (β) | 35° |
| Working Angle/Shaft Angle | 90° |
| Material | 20CrNi2MoA |
| Heat Treatment | Carburizing/Cement Quenching |
| Surface Hardness | 58-62 HRC |
| 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 | |
Production Equipment
Production Process
Forging Machining Cutting
Heat Treatment Grinding Inspection