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[China]
Trade Verify
Address: Taihong 19# South SongShan Road, Erqi Distict, Zhengzhou, China.
Contact name:Kevin
Henan Yizhi Machinery Co., Ltd |
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Verified Suppliers
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Material: Casting Steel
ZG42CrMo
Rough Gear Teeth Milling Work
The heat treatment work will be after the rough gear teeth milling to ensure the hardness of the gear teeth.
Fine machining work after heat treatment
Then will be fine gear teeth cutting work
This parts is two segments assembled gear
1) Applications of Girth Gear
Cement Equipments, HIgh Pressure Roller Mill, Mining Liners, Mill REducer.
2) Material of Girth Gear
Castings Steel/ ZG 42CrMo or ZG40CrNiMo
Products | Girth Gears |
Custom Made | √ |
Gear Profile Type | Cylindrical Gears |
Gear Teeth manufacturing | Gear Milling/Gear Hobbing |
Gear Teeth Grinding | √ |
Module (M) | 16.9326 |
Number of Teeth (Z) | 152 |
Pressure Angle (α) | 20° |
Helix Angle (β) | Custom |
Teeth Accuracy Grade | ISO 8-9 Grade |
Heat Treatment | Quenching & Tempering |
Surface Hardness | 230-260 HB |
| 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 | |
