![[list:title]](/template/en/static/picture/cp.png)
Double helical gear/Gear ring
Planetary reducer ring gear
Material: 40CrNiMo
Heat treatment: QT + Nitriding
Customer Country: China， German， Australia
Application: Mining automobile Precision
Class: DIN 4
Heat treatment: QT + Nitriding
Customer Country: China， German， Australia
Application: Mining automobile Precision
Class: DIN 4
