- "P" Steel #1 CGL Inconel Radiant Tube(W-Type)
- "P" Steel #2 CGL Inconel Radiant Tube(W-Type)
- "P" #3 CGL Inconel Radiant Tube(W-Type)
- "P" Steel-#5, 6 CGL Inconel Radiant Tube(W-Type)
- "S" Inconel Radiant Tube(DP-Type)
- "P" Thailand CGL Inconel Radiant tube (W type) [203set]
- "H" #CAL & #CVGL Inconel Radiant Tube(W-Type)
- "S" Steel-Inconel Radiant Tube(DP-Type)
- "D" Steel(U Steel)-Inconel Radiant Tube(DP-Type)