| Place of Origin: | CHINA |
|---|---|
| Brand Name: | YIZGEAR |
| Model Number: | GS20220822802 |
| Minimum Order Quantity: | 2 Sets |
| Price: | $2/ Piece |
| Packaging Details: | Plywood Crate |
| Delivery Time: | 62 Days |
| Payment Terms: | T/T, L/C |
| Supply Ability: | 500 Sets/Month |
| Type: | Duplex Gear | Gear Profile: | Helical Gear |
|---|---|---|---|
| Pressure Angle: | 20° | Material: | 20CrMnTi |
| Heat Treatment: | Carburizing | Gear Width: | 22mm |
| High Light: | 22mm Width Double Helical Gear,Gear Grinding Shaft For Gearbox,helical shaft For Gearbox |
||
1) Description of Helical Gear
Helical Gear is with gear teeth are twisted oblique to the gear axis.
The hand of helix is designed as either left or right
Right hand and left hand helical gears mate as a set. A mate set helical gear need have the same module and
the same helix angle
2) Features of Helical Gear
a) Helical Gears with higher strength compared with a spur gear
b) More effective in reducting nosie when compared with a spur gear
c) Helical gear produce thrust forces in the axial direction.
| Products | Duplex Gears |
| Custom Made | √ |
| Material | 20CrMnTi |
| Gear Teeth manufacturing | Gear Hobbing/Grinding |
| Gear Teeth Grinding | √ |
| Module | 2 |
| Pressure Angle (α) | 20° |
| Helix Angle (β) | 18° |
| Teeth Accuracy Grade | ISO 7 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 | |
