Material: | 20Cr2Ni4 | Module: | 8M & 4M |
---|---|---|---|
Face Width: | 60 | Layer Depth: | 1.1-1.5mm |
Pitch Diameter: | 62.04/ 42.888 | Gear Type: | Duplicate Gear |
Highlight: | Duplicate Spur Gear Transmission,Spur Gear Transmission 8 Module 27T,4 Module 29T duplicate gear |
1) Types of Spur Gears
a) External Spur Gear
b) Internal Spur Gear
2) Basic Technical Data of Spur Gear
a) Module /Diametral Pitch
b) Press angle
c) Center Distance
d) Addendum height
e) Dedendum height
f) Outside diameter/Tip diameter
Products | Duplicate Gears |
Custom Made | √ |
Gear Profile Type | Cylindrical Gears |
Gear Teeth manufacturing | Gear Hobbing |
Gear Teeth Grinding | √ |
Module (M) | 8/4 |
Number of Teeth (Z) | 27/29 |
Pressure Angle (α) | 20° |
Helix Angle (β) | 0 |
Teeth Accuracy Grade | ISO 6-7 Grade |
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 |