Nuclear,Oil and Gas Pipeline

Name: Orbital narrow groove TIG hot wire welding;
Application: Thick wall pipeline narrow groove orbital welding

Name: Orbital narrow groove TIG hot wire welding;
Application: Thick wall pipeline narrow groove orbital welding
Industry: Oil and gas industry, nuclear and thick-wall pipeline on-site installation
Technical data:

Maximum Wall Thickness
70mm
Groove Width
9-16mm
Welding Speed
50-200mm/min
Every Layer Deposition
2-5mm
Wire Diameter
Φ0.8mm, Φ1.0mm
Protective Gas
Purified argon
Tungsten Electrode Diameter
Φ2.4mm, Φ3.2mm

Feature:

Tungsten electrode swing
Specially-designed protective gas cover with elevation function
Front-Back welding monitoring system
Welding procedure feature

  • Improve wire melting speed
  • Improve welding speed
  • Improve efficiency
  • Minimized defects to get welding quality
  • Suitable for high alloy steel and special material welding
  • No spatter with small heat effect area and less distortion
  • Cold/hot wire option application
  • Suitable for orbital welding

Application: Medium-thick-wall plate, pipeline structural industry and other butt joint welding application.
Industry: Oil and gas industry, oil drilling machinery, coral mining machinery, boiler industry, pressure vessel, electric power industry, offshore and marine industry and railway steel structural industry etc.
Technical data:

Maximum Wall Thickness
150mm
Groove Width
9-18mm
Welding Speed
40-300mm/min
Every Layer Deposition
4-7mm
Wire Diameter
Φ1.0mm, Φ1.2mm
Protective Gas
Mixed gas

Feature:

  • Wire swing width adjustable technology according to groove size
  • Complete sides’ fusion application
  • Higher deposition efficiency
  • Lower heat input and small welding distortion
  • High welding reliability
  • High-stability digital pulse welding power source