1) Description of spiral bevel gear
Spiral bevel gear is a bevel gear with helical angle of oblique curved teeth.
2) Features of spiral bevel gear
a) Sprial bevel gear is complex to manufacture compared with straigt bevel gear.
b) Spiral bevel gear offers higher strength and less noise
c) Gears can with a higher reduction ratio
Products | Spiral Bevel Gears With Internal Splines |
Custom Made | √ |
Material | SAE 4320/ 20CrNi2MoA |
Gear Teeth manufacturing | Gear Milling & Gear Teeth Grinding |
Gear Teeth Grinding | √ |
DP | 1.8 |
Number of Teeth (Z) | 36 & 48T |
Pressure Angle (α) | 20° |
Helix Angle (β) | 35° |
Teeth Accuracy Grade | ISO 6 Grade/ AGMA 11Grade |
Heat Treatment | Carburizing |
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 |