Pulley plays a role of saving labor,supporting wire rope and being a guide for wire rope.For light and medium-size bridge crane, pulley can be made with gray cast iron HT15-33 and nodular QT-10.
1.LIZ Material : Crane Pulley
1)Casting Material
Alloy Steel:ZG35CrMo,ZG28CrNiMo
Carbon Steel:ZG275~485,Mn2A,Mn2B,ZG35,ZG45
2) Forging Material
Alloy Steel:20CrNiMo,35CrMo.42CrMo,40CrNiMo,34CrNiMo6
Carbon Steel :S45,S40,S20
Stainless Steel:304 316 316L
2.Standard:ASTM,AISI,JIS,ISO etc
3.Casting Process:
Casting Section-Rough M-NDE-HT-Final M-Teeth Cut (By Hub or Wire)-Assembly
Forging Process:
Forging Section-Rough M-NDE-HT-Final M-Teeth Cut by Wire-Assembly
4.LIZ Product and Service
Casting-Sand Casting-Molding Casting-Investment-Die Casting
Forging-Hammer-Pressure-Hot/Cold forming-Dropped forging
Machining-Lathe, Boring, Vertical, Horizontal, Milling, Saw etc.
Small Assembly and Weld
1.LIZ Material : Crane Pulley
1)Casting Material
Alloy Steel:ZG35CrMo,ZG28CrNiMo
Carbon Steel:ZG275~485,Mn2A,Mn2B,ZG35,ZG45
2) Forging Material
Alloy Steel:20CrNiMo,35CrMo.42CrMo,40CrNiMo,34CrNiMo6
Carbon Steel :S45,S40,S20
Stainless Steel:304 316 316L
2.Standard:ASTM,AISI,JIS,ISO etc
3.Casting Process:
Casting Section-Rough M-NDE-HT-Final M-Teeth Cut (By Hub or Wire)-Assembly
Forging Process:
Forging Section-Rough M-NDE-HT-Final M-Teeth Cut by Wire-Assembly
4.LIZ Product and Service
Casting-Sand Casting-Molding Casting-Investment-Die Casting
Forging-Hammer-Pressure-Hot/Cold forming-Dropped forging
Machining-Lathe, Boring, Vertical, Horizontal, Milling, Saw etc.
Small Assembly and Weld
| Casting | Sand casting | CNC | CNC Plasma/flame |
| Shell casting | cutting | ||
| Bulk forming processes | extrusion | CNC gantry Machining | |
| Drawing | CNC machining | ||
| forging | CNC bending | ||
| rolling | CNC lathe | ||
| Powder metallurgy | CNC drilling | ||
| Friction Drilling | Laser | Laser cutting | |
| Sheet, tube & block forming processing | shearing | Other standard processes | Turning |
| bending | Threading | ||
| stamping | Grinding | ||
| Deep drawing | Welding | ||
| raising | Brazing | ||
| Roller bending | Soldering | ||
| Roller forming | Riveting | ||
| Rubber pad forming | Finishes | Painting | |
| chasing | Power coating | ||
| Spinning shear forming & flow forming | Heat treatment | ||
| Hydro forming | Plating | ||
| boring | Polishing | ||
| Hydrostatic pressing | Thermal spraying | ||
| Incremental sheet forming |
| Specification and Features | ||
| 1 | Description | pedestal big steel structural fabrication |
| 2 | Materials: | Q345D, Q235, Q690, |
| 3 | Material standard: | AISI,DIN, GB,ASTM, |
| 4 | Dimension | according to customers’ drawing |
| 5 | Finishing Available | Rust-preventative oil, epoxy primer and polyurethane topcoat, film thickness150 μ m--250 μ m |
| 6 | Quality Control | We request QA test of each procedure of the products, from the material to manufacturing, before shipping |