Automatic Pipe Flange Welding Machine Manufacturer
Pipe flange welding equipment is a specialized tool for circumferential welding at pipe and flange joints, which significantly improves welding efficiency compared to manual welding.
Description
I.Automatic pipe flange Welding machine
The automatic pipe flange welding machine is designed for high-quality circumferential welding of pipes and flanges. It can be customized for different pipe diameters, flange sizes, materials and production requirements. The integrated system can also combine pipe cutting, hole opening and branch pipe welding according to the customer's application.
II.Custom Automatic Pipe Flange welding machine
Our pipe flange welding machines can be customized according to pipe diameter, flange size, pipe length, welding method, production capacity and automation requirements. We provide customized welding solutions for different pipe and flange configurations.
Some technical parameters for your reference :
|
Pipe diameter |
90mm-500mm or as required |
|
Pipe length |
Max 6000mm or as required |
| Cutting method | Plasma |
| Welding method | MIG/MAG |
| Control system | industrial PLC + human-machine interface HMI |
|
Width of welding seam |
According to drawing |
|
Rotation speed |
0.1~1rpm |
|
Motor power |
0.4KW Panasonic Servo |
|
Welding torch moving/lifting range |
100mm |
|
Welding voltage |
16~40V |
|
Welding current range |
60~400A, at 60% |
|
Machine working voltage |
380v 3phase 50hz for welding power source 220v single phase 50hz for main machine |
III.Pipe Flange Welding Machine for Different Workpiece shape
1. Pipe-Flange: Angle/circumferential joint between a straight pipe and a flange
2. Pipe-Pipe: Connecting two straight pipes together
3. Pipe-Elbow: Circumferential joint between a straight pipe and an elbow
4. Elbow-Flange: Angle joint between an elbow and a flange
5. Pipe-Tee: Connecting a pipe to a tee.

IV.Automatic Cutting and Branch Pipe Welding
Steel Pipe Cutting and Hole Drilling
Process Description: Precisely cuts at designated locations on steel pipes, creating various holes for branch pipe connections.
Technical Features:
- High-Precision Cutting: Utilizes plasma or laser cutting systems. Plasma cutting is cost-effective and fast, suitable for medium- and thick-walled steel pipes.
- CNC Positioning: The cutting head is precisely controlled by a CNC system, allowing it to cut at any axial or radial position within the pipe according to the input program.
- Groove Cutting Capability: Completely cut weld grooves in a single operation, preparing for subsequent branch pipe welding and eliminating secondary processing.

Automatic Welding of Water Outlets (Branch Pipes)
- Process Description: Automatically welds pre-prepared water outlets (pipe joints) to pre-drilled holes.
Technical Features:
- Specialized Tooling: Equipped with a quickly interchangeable branch pipe welding fixture, it stably holds outlets of varying sizes and precisely aligns them with the main pipe holes.
- Complex Trajectory Welding: The welding actuator performs complex spatial curve motions, completing saddle-shaped intersection line welds between the main and branch pipes, resulting in full welds and excellent sealing.

V.Why Choose Our Pipe Flange Welding Machine?
- Highly integrated, saving space and cost: This pipe flange welding equipment integrates multiple functions such as cutting, welding, and drilling, effectively reducing floor space, shortening workpiece turnaround time, and lowering labor costs.
- Fully automated operation: From positioning and clamping to cutting and welding, the entire process is automated. Operators only need to program, load/unload, and monitor, significantly reducing labor intensity.
- Superior precision and consistency: The CNC system and servo drive ensure precise motion, completely eliminating the instability of manual operation and guaranteeing highly consistent quality for every product.
- User-friendly interface: Equipped with an industrial-grade touchscreen and integrated control software, programming, parameter setting, and equipment monitoring become simple and intuitive.
- We are a manufacturer and trader of pipe flange welding equipment in China. Our equipment can be customized to meet specific welding needs, providing a one-stop service from inquiry to final production setup.
VI.Pipe Flange Welding Machine FAQ
1.What is an automatic pipe flange welding machine?
An automatic pipe flange welding machine is designed to automatically weld steel pipes and flanges with consistent positioning, rotation and welding parameters. It can perform circumferential welding between the pipe and flange, helping improve welding efficiency, accuracy and consistency compared with manual welding.
2. What pipe diameters can this pipe flange welding machine handle?
Different pipe sizes and production requirements can also be accommodated through customized machine configurations and tooling.
3. Can the pipe flange welding machine be customized?
Yes. The automatic pipe flange welding machine can be customized according to pipe diameter, pipe length, flange size, welding process, production capacity and other workpiece requirements. Customized tooling and machine configurations are available for different pipe and flange applications.
4. What welding process does the machine use?
The machine uses MIG/MAG welding and can be configured according to the material, workpiece design and required welding quality. The current welding configuration supports a welding current range of 60–400 A at 60% duty cycle.
5. What materials can the pipe flange welding machine weld?
The machine can be configured for different metal materials, including carbon steel and stainless steel. The appropriate welding power source, wire and process parameters can be selected according to the material and application.
6. Can it weld both sides of a pipe flange?
The machine is designed for circumferential welding between a pipe and flange. The specific welding configuration, number of weld passes and workpiece positioning can be customized according to the flange structure and welding requirements.
7. Can the machine perform pipe cutting and drilling?
Yes. This integrated workstation can combine pipe cutting, hole opening and welding processes. The standard configuration uses plasma cutting for creating openings or weld preparation on the steel pipe before branch pipe welding.
8. Can it weld branch pipes or water outlets?
Yes. In addition to pipe-to-flange welding, the machine can be configured to automatically weld branch pipes, outlets and other pipe connections after the required holes are cut in the main pipe.
9. Is this machine suitable for mass production?
Yes. The automatic positioning, clamping, rotation and welding functions are designed to improve production consistency and reduce manual operation. It is suitable for manufacturers that need repeatable pipe and flange welding for batch production.
10.Can Haoyu provide a customized pipe flange welding solution?
Yes. As a pipe flange welding machine manufacturer, Haoyu can develop customized equipment based on the customer's workpiece drawings, dimensions, materials, welding requirements and production capacity.
VI.How is the pipe flange welding machine working?
Please watch the video to better understand the workflow of this welding equipment.
VII.Related Solutions
Others Similar Pipe flange welding machine
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