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Brand Name : YIZGEAR
Model Number : DB220804003
Place of Origin : CHINA
MOQ : 1 Piece
Price : $1000/ Piece
Payment Terms : L/C, D/P, T/T, Western Union
Supply Ability : 100 Pieces/Month
Delivery Time : 75 Days
Packaging Details : Plywood Crate
Module : 4
Gear Profile Type : Double Helical Gear
Brand : Quenching & Tempering
Hardness : 260-300 HB
Pitch : 1.273
Tooth Accuracy : ISO 8-9
Custom-Made18CrNiMo7 Steel Doubel Helical Gear For Steel Plant
1) Applications of double helical gear
Transmission components, Automobile, Speed reducers.
2) Features of doubel helcial gear
a) With higher strength compared with a spur gear
b) More effective in reducing noise and vibration when compared with a spur gear.
Products | Double Helical Gear |
Custom Made | √ |
Gear Profile Type | Cylindrical Gear |
Manufacturing | Gear Milling |
Teeth Grinding | √ |
Module (M) | Custom |
Number of Teeth (Z) | Custom |
Pressure Angle (α) | 20° |
Lead Angle | 20° |
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 |
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18CrNiMo7 Steel Double Helical Gear For High-Efficiency Applications Images |