1) Features of Herringbone Gear
a) Suitable for heavy duty appliactions.
b) The herringbone gear from balances the inherent thrust forces.
c) Difficult to manufacture, can not be cut by simple gear hobbing machines.
2) Description of Herringbone Gear
This large size herringbone gear was made with forging steel 40CrNiMoA
Material quenching and tempering heat treatment
Machining work-Turning
Gear teeth milling processing
Products | Herringbone Gear Set |
Custom Made | √ |
Gear Profile Type | Cylindrical Gear |
Gear Teeth manufacturing | Gear Milling |
Gear Teeth Grinding | √ |
Module (M) | 32 |
Number of Teeth (Z) | 102 |
Pressure Angle (α) | 20° |
Helix Angle (β) | 25° |
Teeth Accuracy Grade | ISO 8-9 Grade |
Heat Treatment | Induction Hardening |
Surface Hardness | 50-55 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 |