1) Description of Straight Bevel Gear
Straight bevel gear is a gear with teeth have tapered conical elements that have the same direction
As the pitch cone.
The straight bevel gear is both the simiplest to produce and the most widely used in the bevel gear type.
2) Applications of straight bevel gear
Cone Crusher, Electric tools.
3) Heat treatment of Straight Bevel Gear
Carburizing Heat Treatment for Pinion Gear
Induction Hardened For Gear Wheel
4)Material of Straight Bevel Gear
20CrMo (Equivalent to SCM 420) , 20CrNiMo (Similar to AISI 8620)
Products | Straight Bevel Gear |
Custom Made | √ |
Shaft Angle | 90° |
Gear Teeth manufacturing | Gear Shaping |
Gear Teeth Grinding | |
Module (M) | 12.5 |
Number of Teeth (Z) | 21/60 |
Pressure Angle (α) | 20° |
Helix Angle (β) | |
Teeth Accuracy Grade | ISO 8-9 Grade |
Heat Treatment | Carburizing/ Induction Hardending |
Surface Hardness | Pinion 58-62 HRC Gear 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 |