Machines for testing leakage on welded flanges. The flanges are made of two parts: one deep-drawned flange welded with a nipple.

Technical characteristics:

• Cycle control: programming through PLC.
• Swelling max pressure: 6 bar.
• Observation capacity: 0,001 bar.
• Flange max diameter: 300 mm.
• Max stroke: 150 mm.