Internal Welding Machine

Internal Welding
Machine

We have complete control of the welding power source during operation in all welding positions. Our pre-set program settings change with the digital inclinometers position on pipe.

• Specification for pipe size : 30inch - 40inch
• Weight : about 1700kg
• Dimensions : 650x650x4100mm

Technical
Specifications

• Applicable pipe diameter range :φ1066 - φ1524 mm
• Expanders :2 units
• Number of pressing blocks for each set of expanders :18 pcs
• Expander tension power :750T
• Travelling speed :0-1m/s
• Driving method :double wheel on each side, single motor ensures driving force of machine
• Braking method :Double hubs on single side expanding brakes on both side (ensures reliable braking device)
• Input pressure :1.5MPa
• Working pressure :1.2MPa
• Climbing capacity :20º
• Number of welding torches :4 pcs
• Welding gun ring speed :0.76m/min
• Reserve gas pressure :0.6-0.8MPa
• Welding time for each joint :80-100S
• Feed rate of welding wire :9.5m/min
• Welding voltage :22±1.5V
• Welding current :190-220A
• Power course :Compressed air