
Product Overview
The 3 Ton Self-Aligning Welding Rotator for pipeline is a dedicated automatic auxiliary device for steel pipe girth welding and pipeline fabrication.
Featuring a self-adjusting swing roller structure, this pipeline welding rotator automatically adapts to various pipe diameters without manual roller adjustment.
Built with a high-precision VFD stepless speed control system, it delivers stable, uniform pipe rotation and consistent welding quality. Ideal for small and medium pipeline manufacturing, pipe assembly welding and pipeline maintenance projects.

Full Technical Parameter Table
|
Item |
Specification |
|---|---|
|
Model Number |
RTR-3T (Pipeline Welding Special) |
|
Rated Load Capacity |
3000KG / 3 Ton |
|
Applicable Pipe Diameter Range |
Φ300mm – Φ1200mm |
|
Roller Diameter / Width |
Φ200mm / 30mm |
|
Roller Material |
High-strength PU for pipeline anti-scratch |
|
Pipe Rotating Speed |
100–1000 mm/min, Stepless VFD Adjustable |
|
Drive Motor Power |
0.75KW, stable for long-time pipe welding |
|
Control System |
VFD frequency conversion speed control |
|
Working Voltage |
380V/50Hz 3Phase (Customizable) |
|
Working Type |
Full self-aligning for different pipe sizes |
|
Allowable Unbalanced Load |
±15%, suitable for irregular pipe welding |





Core Pipeline Welding Advantages
Professional design for pipeline welding
Specially optimized for pipe girth seam welding, effectively solving uneven welding and pipe shaking problems in pipeline fabrication.
Self-aligning for multi-size pipes
Automatic adaptation to Φ300–Φ1200mm steel pipes, no manual adjustment, greatly improving pipeline batch welding efficiency.
Smooth & stable pipe rotation
VFD stepless speed regulation, low vibration during pipeline welding, ensuring perfect weld forming for oil, gas and water pipeline projects.
Pipeline surface protection
High-strength PU rubber rollers, non-slip and wear-resistant, no scratching on pipe surface, suitable for stainless steel pipe and carbon steel pipe welding.
Factory direct pipeline welding solution
15+ years welding equipment manufacturer, providing one-stop pipeline welding rotator and automatic welding station matching scheme.
CIS pipeline project support
Support land transportation, flexible payment terms, rich experience in Russian and Central Asian pipeline engineering projects.
Pipeline Welding Application Range
1. Professional girth welding of carbon steel pipes, stainless steel pipes and alloy pipes in pipeline engineering.
2. Circular seam welding and assembly of oil pipelines, gas pipelines and water transmission pipeline facilities.
3. Rotating support for pipeline maintenance, pipe repair welding and pipe surface polishing treatment.
4. Batch production and automatic welding of small-diameter and medium-diameter pipeline workpieces.
5. Perfectly matched with submerged arc welder and welding manipulator to form full-automatic pipeline welding workstation.

1.Professional Pipeline Welding Design: Dedicatedwelding rotator for pipeline, optimized for pipe girth welding, more suitable for pipeline fabrication than ordinary welding rotators.
2.Automatic Self-aligning: Automatically adapts to 300-1200mm pipes without manual adjustment, improving pipeline welding efficiency.

01
Stable Welding Performance
VFD stepless speed control ensures low vibration and uniform rotation for high-quality pipeline welds.
02
Pipe Surface Protection
Premium PU anti-scratch rollers protect carbon steel and stainless steel pipe surfaces effectively.
03
Cost-Effective Factory Supply
15+ years professional manufacturer, offering standard equipment, favorable price and complete after-sales service
04
Complete Project Support
Mature solutions for oil, gas and water pipeline projects, supporting CIS transportation and flexible service.
Product Certificate

Product packaging



Frequently Asked Questions
Q1: Is this rotator specially designed for pipeline welding?
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A1: Yes. This is a professional welding rotator for pipeline. The structure and speed are optimized for pipe girth welding, more suitable for pipeline projects than ordinary tank rotators.
Q2: Can it adapt to different sizes of steel pipes?
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A2: Absolutely. It adopts self-aligning structure, automatically fits pipes from Φ300mm to Φ1200mm, no manual adjustment, very suitable for batch pipeline welding.
Q3: Will the roller scratch the pipe surface?
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A3: No. It adopts high-quality PU anti-scratch rollers, specially designed for pipeline welding, protecting pipe coating and metal surface perfectly.
Q4: Is it stable for long-time pipeline continuous welding?
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A4: Yes. VFD stepless speed control ensures low vibration and uniform rotation, completely meeting long-hour continuous working requirements of pipeline fabrication.
Q5: What after-sales support for pipeline projects?
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A5: We provide professional pipeline welding scheme design, installation guidance, long-term spare parts supply and lifetime technical support for all pipeline welding rotator orders.
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