AISI 8620 20CrNiMoA Helix Single Helical Gear with 4 Module for Smooth Power Transmission

Brand Name:YIZGEAR
Model Number:HG220806001
Minimum Order Quantity:1 Piece
Delivery Time:50 Days
Payment Terms:L/C, T/T, Western Union, D/P
Place of Origin:CHINA
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Location: Zhengzhou China
Address: Taihong 19# South SongShan Road, Erqi Distict, Zhengzhou, China.
Supplier`s last login times: within 1 hours
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Product Details

AISI 8620 20CrNiMoA Steel 4 Module Helical Gears For Speed Redcuers

1) Description of Helical Gear

Helical gears are cylindrical gears with teeth that are at an angle to the axis of rotation of the gear wheel.

2) Features of Helical Gear

Helical Gear transfer loads more somoothly than spure gear.

Helical gear can work with greater load capacity, quiter running, and higher speed capacity when compared with spur gear.

3) Main Technical Data of Helical Gear

Pressure angle: Pressure angle is the angle of tooth drive action, or the angle between the line of froce

between meshing teeth and the tangent to the pitch circle at the point of mesh.

Typical pressure angles are 14.5° or 20°

Helix angle: Helix angle is the angle at which the gear teeth are aligned compared to the axis.


ProductsHelical Gears
Custom Made
Gear Profile TypeCylindrical Gear
ManufacturingGear Hobbing
Teeth Grinding
Module (M)4
Number of Teeth (Z)56
Pressure Angle (α)20°
Lead Angle15°
Accuracy GradeISO 6-7 Grade
Heat TreatmentCarburizing
Surface Hardness58-62 HRC

STEEL CODE GRADES COMPARISON
CHINA/GBISOГΟСТASTMJISDIN
45C45E4451045S45CCK45
40Cr41Cr440X5140SCr44041Cr4
20CrMo18CrMo420ХМ4118SCM2225CrMo4
42CrMo42CrMo438XM4140SCM44042CrMo4
20CrMnTi 18XГT SMK22 
20Cr2Ni4 20X2H4A   
20CrNiMo20CrNiMo220XHM8720SNCM22021NiCrMo2
40CrNiMoA 40XH2MA/
40XHMA
4340SNCM43940NiCrMo6/
36NiCrMo4
20CrNi2Mo20NiCrMo720XH2MA4320SNCM420 


China AISI 8620 20CrNiMoA Helix Single Helical Gear with 4 Module for Smooth Power Transmission supplier

AISI 8620 20CrNiMoA Helix Single Helical Gear with 4 Module for Smooth Power Transmission

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