Background
Cembell has over 30-years of experience in every aspect of the design, fabrication, and repair of all types of heat exchangers.
Shell & Tube Exchanger fabrication Rod Baffle Exchanger fabrication Re-tubes with tube sheet and bundle repairs Tube Plugging- We make our own tube plugs from all types of materials
- We can also utilize the "pop-a-plug" method
Channel, head, nozzle, and shell inspection, repair, and replacement Testing (Hydro, Helium, Vacuum, and Static Air testing) All tube and tube sheet coatings; both preventative and restorative On-site sand blasting, painting, and coating
Available Options
ASME Code, Section VIII, Div. 1 ASME U Stamp, U2 Stamp, and NBIC R Certificate All TEMA configurations Shell & Tube Fixed Tubesheet design Floating Tubesheet design U-tube design Bayonet type heaters / coolers Internal / External plate coils Welded ends Stress Relieving Re-tube & Repair
Tube-to-Tubesheet Welding
Cembell specializes in tube-to-tubesheet welding. Does your application require a welding mock-up? No problem. We have completed mock-ups for
customers that required it.
Strength Welded Joints- Recommended for high stress tube-to-tubesheet joints
- Recommended for certain process conditions
- Often requires mock-ups for WPS/PQR approval
- Cembell has over 70 types of mock-ups for strength welding including:
Alloy 20, C276, 2205, Monel 400, Nickel 200, AL6XN, 90/10 CuNi
- Approved mock-up procedure for flush strength weld of Vertical Exchangers
Seal Welded Joints- Increased reliability
- Reduced Maintenance Costs
- Fewer Process Leaks
- Common when clad tube sheets are used
- Recommended for metals that cannot be expanded for a mechanical bond
> Titanium, Zirconium, Alloy 2205
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