Page 30 - ITAtube Journal 2/2019
P. 30
Technical Papers
7. Heat exchanger outlet ange
Seal MD: 410mm
Num. of bolt hole: 18 Working temp.: 350 °C Working pressure: 4.1MPa Seal face type: RTJ Machine: TU600RTJ
8. Reforming reactor body ange
Seal MD: 720mm
Num. of bolt hole: 28 Working temp.: 320 °C Working pressure: 8MPa Seal face type: RTJ Machine: TU1100RTJ
Procedure:
Re-welding the corrosive spot, and grind it.
Corrosive seal face
Rewelded, grinded
After re-welding and grinding
After machining
ITAtube Journal No2/May 2019
30
