Product Profile of Waste Heat Boilers with Studded Tubes

TubeWeld [India] Limited supplies Waste Heat Boilers with Studded Tubes. TubeWeld [India] Limited manufactures a range of industrial boiler plants. The Waste Heat Boilers with Studded Tubes are used in refineries. Studded tubes are used in reheaters in refineries and in the Fluidised Bed of an FBC Boiler. The tubes are securely welded with studs to increase the surface area for better heat-transfer. Tube weld can give very closely studded tubes in High Alloy Steels using Automatic Stud Welders. The studs are welded both by an Automatic Drawn Arc Process and by Resistance Welding. On Alloy Steel Pipes Studded with Carbon or Alloy or Stainless Steel Studs both Pre & Post weld heating is carried out on line using state of the art technique.

Technical specifications of Waste Heat Boilers with Studded Tubes are:

• Tube Specification: ASTM A 335 89

• Tube Length: 16 meter maximum

• Un-studded Length required: Minimum 50 mm at each end.

• Studs: Maximum 13 mm x Min. 12.7 long mm

• Stud Pitch: 22 Studs per plane [16 Avg. Pitch]; 15.9 mm pitch or 63 ppm