Compact Orbital Welding Machine for Heat Exchanger Tube-to-Tube Sheet
The KEPUNI XD-U Series orbital welding machine is a compact U-tube weld head designed for precise tube-to-tube sheet welding. It handles pipe outer diameters from 9 mm to 25 mm with wall thickness up to 1.5 mm. Ideal for heat exchangers, boilers, and condensers, the XD-U delivers consistent weld quality with minimal operator intervention. Backed by CE certification and a proven track record in HVAC, power generation, and process industries, this orbital welding solution meets the demands of modern fabrication.
Key Selling Points
Compact U-Tube Head: Specifically designed for U-tube configurations, the XD-U Series ensures easy access in tight spaces, reducing setup time. (Source: Product type "U-Tube Weld Head")
Wide Diameter Range: Handles pipe OD from 9 to 25 mm, covering common heat exchanger tube sizes. (Source: Parameters)
Suitable for Steel and Alloys: Welds steel and alloy materials, providing flexibility for various metallurgical requirements. (Source: Material)
Multi-Industry Application: Used in heat exchangers, boilers, and condensers, making it a versatile tool for energy and process sectors. (Source: Applicable industry)
CE Certified: Complies with EU standards (EN ISO 12100, EN 60204-1), ensuring safety and quality for the European market. (Source: Certificate 835)
Proven Performance: Successfully applied in HVAC shell & tube heat exchangers, with 100% helium leak test pass and ASME U-stamp certification in case studies. (Source: Case 788)
Technical Specifications
Model Series
XD-U Series
Type
U-Tube Weld Head
Pipe OD
9-25 mm
Wall Thickness
≤1.5 mm
Materials
Steel, Alloy
CE Certification
EN ISO 12100:2010; EN 60204-1:2018; EN 60825-1:2014 (Cert. TCF25040101LVDEMC)
Models and Options
Available models within the XD-U Series are designed to cover the full range of pipe diameters and wall thicknesses. For specific model numbers and configurations tailored to your application, please contact our sales team.
Materials and Structure
The XD-U Series supports welding of steel and alloy materials commonly used in heat exchanger fabrication. The weld head structure is engineered for robust performance and reliability in industrial environments.
Applications
This orbital welding machine is ideal for:
Heat Exchangers: Tube-to-tube sheet joints for shell & tube heat exchangers in HVAC and industrial cooling systems.
Boilers: Water wall tube and superheater tube welding in power generation boilers (per case studies).
Condensers: Tube-to-tube sheet connections in power and process condensers.
Petrochemical: Process piping and heat exchanger fabrication in chemical plants (based on industry application data).
Customization
KEPUNI offers customization options for the XD-U Series to meet specific project requirements. Please contact us to discuss your application needs.
