DP 1.5 25T Herringbone Double Helical Gear Shaft For Mining Equipment
Brand Name:YIZGEAR
Model Number:DB22072202
Minimum Order Quantity:1 Piece
Delivery Time:75 Days
Payment Terms:L/C, D/P, T/T, Western Union
Place of Origin:CHINA
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Zhengzhou China
Address:
Taihong 19# South SongShan Road, Erqi Distict, Zhengzhou, China.
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DP 1.5 25T Doubel Helical Gear Shaft for Mining Equipment
1) Material of doubel helcial gear
42CrMo or 40CrNiMoA steel are widely used for the double helcial gear and gear shaft.
2) Heat treatment of doubel helical gear
Double helcial gear usually only with quenching and tempering heat treatment
3) Features of double helical gear
Double helical gear with both left-hand and rignt-hand helcial gear teeth.
| Products | Double Helical Gear |
| Custom Made | √ |
| Gear Profile Type | Cylindrical Gear |
| Gear Teeth manufacturing | Gear Milling |
| Gear Teeth Grinding | √ |
| Module (M) | 12.117 |
| Number of Teeth (Z) | 25 |
| Pressure Angle (α) | 20° |
| Helix Angle (β) | 15° |
| Teeth Accuracy Grade | ISO 8-9 Grade |
| Heat Treatment | Quenching & Tempering |
| Surface Hardness | 260-300HB |
| 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 | |
DP 1.5 25T Herringbone Double Helical Gear Shaft For Mining Equipment
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