For STS, RMG and RTG Cranes
![](https://n-nergy.com/wp-content/uploads/2020/10/image-removebg-preview-91.png)
Sheave structure
![](https://n-nergy.com/wp-content/uploads/2020/10/image-removebg-preview-93.png)
![](https://n-nergy.com/wp-content/uploads/2020/10/image-removebg-preview-92.png)
Specifications
Sheave range of size available | Φ400 – Φ2500 mm |
Sheave forging materials | 35CrMo and 42CrMO etc, according to customer requirement |
Sheave Groove | Groove profile according to customer requirement and the hardness range is HRC34-50 and depth is ≤5 mm (different material can get difference hardness level) |
Groove MT test after heat treatment | Present |
Sheave welding process | According to WPQR (WPS) AWD 1.1 and perform welding MT and UT test |