Complete solutions for ERW pipe production lines
Modernization · Retrofit · Special Machine Construction
We offer turnkey solutions for ERW (Electric Resistance Welded Tube Mills) production lines. This includes everything from planning, design, manufacturing, automation, and assembly to commissioning and long-term support.
Scope of services
Custom-made special solutions
We develop customized special solutions , precisely tailored to:
Product dimensions
Material requirements
Production speed
Space conditions
Special profiles
Examples:
Special molds
High-precision sizing modules
Special accumulators
Inline testing systems
Retrofit modules for existing systems
Our machines for the process chain of the ERW pipe production line: :
1. Coil Handling & Entry Section
Coil Car & Abwickler
Richtmaschine (Leveler)
Shear & End Welder
Horizontal or vertical accumulator
2. Strip Preparation & Edge Conditioning
Band guide
Edge trimming
Brushing / Cleaning
Thickness and width control
3. Forming Section (Rollformung)
Breakdown Stands
Fin Pass Stands
Horizontal & vertical rolling scaffolds
Typical parameters: 15–27 rolling stands and precision CNC-machined forming rollers
4. High Frequency Welding (HF-ERW)
Solid-state high-frequency welding generator (200–800 kW)
Induction coil or contact tips
Squeeze Rolls
5. Weld Seam Processing
Inside & outside seam removal (scarfing)
Optional seam normalization
6. Sizing & Straightening Section
Sizing Stands
Turk’s Head
Straightening machine
Typical tolerances: ±0.5% diameter deviation
7. Cooling Section
Water or air cooling
Adjustable cooling lines
8. Flying Cut-Off
Friction saw or rotary knife
9. Run-Out Table & Finishing
Discharge roller conveyors
End finishing
Testing stations (UT, ET, pressure testing)
Cold Flying Saw
Cold Saw Steel Tube Cutting Machine
Pipe Packing Machine
Pipe Stacking and Packing Machine
Stainless Steel Pipe Induction Annealing
Induction Annealing Machine for Stainless Steel Pipe
Arc Spray Equipment
High speed arc spraying system
High Efficiency Resistance Welder
Resistance welder with the IGBT and MOSFET technology (200 kW)
Solid-state High-frequency Welding Systems
Solid-state high-frequency welding system with thyristor and MOSFET technology (200 kW)
SIC High-Performance Welding Systems
High frequency welding system with SiC semiconductor technology
Induction Heating Equipment for steel pipes
Induction Heating Machine for Heat Treatment of Metals with IGBT Technology