This steel pipe anti-corrosion coating line is engineered for factory coating of steel pipes in a wide range of diameters. It is extensively used in multiple engineering projects for heating, natural gas and oil transmission. The system supports FBE, 2L FBE, 2L PE, 2L PP and 3LPE anti-corrosion coating processes. The 3LPE coating structure includes a bottom FBE layer, a middle adhesive layer and an outer polyethylene layer.
Automatic 3LPE Steel Pipe Anti-Corrosion Line for Oil Gas Pipeline
(Dia. 159-4200mm)![]()
Steel Bend pipe FBE &3LPE coating Production Line![]()
3LPE anticorrosion coating is an advanced external protection system for buried pipelines. It serves oil & gas transmission, urban gas, water supply and other fluid conveyance pipelines. This 3LPE coating enhances pipeline mechanical strength, boasting high insulation resistance, outstanding waterproof, wear-resistant and anti-aging properties.
The Anticorrosion coating processing line includes:
-steel pipe transmission system
-surface treatment system
-pipe dust removal system
-pipe heating system
-electrostatic spraying system
-coating system
-water cooling system
-end cutting system
-hydraulic and pneumatic system
-testing system
-PLC automatic control system
-bevelling system
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Upload pipes→pipes screw conveyor→rust removal → intermediate frequency heating→Epoxy powder coating→outer layer adhesive polyethylene coating→cooling spray→pipes screw conveyor→grinding pipe ends→dowload pipes![]()
-Adopts advanced technology
-Stable operation
-High automation cuts labor demand and lowers operational costs.
-Delivers consistent anti-corrosion performance complying with international standards.
-We provide a full scope of services including process design, installation, commissioning and technical training to help you get into production quickly.
-We have an experienced technical team consisting of 9 senior expert engineers.
-Backed by a domestic expert workstation specializing in high-end plastic machinery and equipment.
Main Equipment List
| No. | Name | Set |
| A. Derusting Equipment | ||
| 1 | Pipe wheel conveyor | 1 |
| 2 | Shot Blasting Machine | 1 |
| 3 | Cyclone Dust Collector | 1 |
| 4 | Pulse dust collector | 1 |
| 5 | Centrifugal exhaust fan | 1 |
| 6 | Rust removal equipment PLC | 1 |
| B. Coating equipment | ||
| 1 | Pipe wheel conveyor | 1 |
| 2 | Induction heating device | 1 |
| 3 | Powder spraying device | 1 |
| 4 | Automatic loading dryer | 2 |
| 5 | SJ-65/30 Extruder | 1 |
| 6 | SJ-120/30 Extruder | 1 |
| 7 | Hot melt adhesive extruder die | 1 |
| 8 | PE sheet extruder head mold | 1 |
| 9 | Hot melt adhesive/PE sheet coating device | 1 |
| 10 | Environmental Protection Ventilation equipment | 1 |
| 11 | Cooling Spray equipment | 1 |
| C.Platform Equipment | ||
| 1 | Steel pipe uploading platform | 1 |
| 2 | Downloading platform | 1 |
| 3 | Pipe storage platform | 1 |
| 4 | Turnover machanism | 3 |
| D.Groove Equipment | ||
| 1 | PE Beveling Machine | 2 |
| 2 | Hydraulic Lifting and Turning Machinery | 1 |
| 3 | Hydraulic Equipment | 1 |
| 4 | PLC automatic control system | 1 |
1. Pipe diameter: 50-4200mm
2. Processing capacity: ≥250m2/h
3. Cleaning level: ≥Sa2.5
4. Materials for production: epoxy powder, adhesive, polyethylene![]()