QZ63SAW
Air Cooling
Handheld
50/60Hz
AC
One-Body
Submerged-Arc Welder
-5 ºC~+45 ºC
20%-80%
Medium Gray and Red
Saw
QIZHI
Wooden Case
China
85153900
Product Description
QIZHI Header and Stub Automatic Welding Machine QZ63A(SAW)
Header stub automatic welding machine is mainly used in boiler, pressure vessel, petroleum, petrochemical, shipbuilding and other industries in the orthogonal type tubular and similar parts automatic welding. It is not limited by the small tube length and shape, particularly applicable to small pitch tubular workpiece.
1. Key Features2. Specifications
3. Components
The whole welding machine is mainly composed of welding machine head (including welding gun and pneumatic clamp), welding power supply, controller and wire feeder, integrated control cabinet, operation control box, jib crane, etc.



Header stub automatic welding machine is mainly used in boiler, pressure vessel, petroleum, petrochemical, shipbuilding and other industries in the orthogonal type tubular and similar parts automatic welding. It is not limited by the small tube length and shape, particularly applicable to small pitch tubular workpiece.
1. Key Features
- Wire feeding in winding mode for more than 400°, welding head is not limited by the length and shapeof tubes, especially suitable for welding small pitch long tubular pieces and tubes with elbow.
- Portable welding head is flexible, easy, and fast to operate.
- Unique MAG model for FCAW welding, welding power source has the function of parameters adminis-tration.
- The welding head is designed of air/water cooling, it can be operated continuously under temperature of 250ºC
Suitable for ambient temperature: | -10ºC~45ºC |
Relative humidity: | ≤ 90% (no condensation) |
Power supply: | AC 380V, 3Ph, 50Hz |
Suitable for header diameter: | 219-1000mm |
Suitable for header length: | 1.5~22m |
Suitable for stub diameter: | φ32~63.5mm |
Suitable for stub thickness: | 3~10mm |
Suitable for stub height: | 50-160mm (SAW method) |
Suitable for stub height: | height is not limited if adopt GMAW method |
Suitable for stub clearance: | ≥16mm (SAW method) |
Suitable for stub clearance: | ≥29mm (GMAW method) |
Welding process application: | GMAW/ FCAW/ SAW/ GTAW root pass |
Suggested welding wire: | 1.0mm (SAW method) |
Suggested welding wire: | 1.2mm (GMAW method) |
Suitable for materials: | carbon steel, low alloy steel |
Perpendicularity of tube joint: | the perpendicularity (in any direction) error of tube joint with a height of 50mm is ≤ 1mm |
3. Components
The whole welding machine is mainly composed of welding machine head (including welding gun and pneumatic clamp), welding power supply, controller and wire feeder, integrated control cabinet, operation control box, jib crane, etc.




