Model FSW2-4TS-006 FSW Machine is specially designed for the Two-Dimension Curvilinear weld in plane, which adds a rotating Axis C to keep the constant tilt angle between the spindle and the surface of workpiece while welding, it is also used for the longitudinal welding in flat plates with thickness 0-3mm and length 0-500mm, when installing corresponding fixtures, it can be used for the longitudinal weld and circumferential weld in small-size cylinders.