September 6, 2019

MACOGA provides FCC Expansion Joints for North European Refinery 2019 turnaround

The MACOGA scope of supply included complete detail design, fabrication, preparation and application of refractory linings and testing in accordance with UOP standards and project specifications.

Design parameters and features of the FCC expansion joints supplied are:

Spent catalyst standpipe

  • Universal untied expansion joint – pantograph design – hot wall
  • O.D. 1290 mm - Length: 2400 mm       
  • Inconel 625 LCF bellows – 2 ply testable – Sealed system SS309
  • Abrasion lining RESCO A22S (UOP 3-25)
  • Hexagonal Mesh 410S  as per UOP 3-25
  • Design Pressure: 5.03 barg / Design Temperature: Bellows 538 °C – 566 °C Pipe
  • Medium: Catalyst

Regenerated catalyst standpipe

  • Universal expansion joint – pantograph design – cold wall
  • I.D. 1164 mm - Length: 4900 mm         
  • Inconel 625 LCF bellows – 2 ply testable – Sealed system SS309
  • Abrasion lining RESCO A22S (UOP 3-25)
  • Refractory lining RESCO RS17 EC
  • Hexagonal Mesh 410S  as per UOP 3-25
  • Design Pressure: 6.0 barg / Design Temperature: Bellows 538 °C – 343 °C Pipe
  • Medium: Catalyst

Hinged Expansion Joints Cold Wall Flue Gas to Boiler

  • I.D. 2409 mm - Length: 2215 mm         
  • Inconel 625 LCF bellows – 1 ply
  • Abrasion lining RESCO A22S (UOP 3-25)
  • Refractory lining RESCO RS17 EC
  • Hexagonal Mesh 410S  as per UOP 3-25
  • Design Pressure: 0.86 barg / Design Temperature: Bellows 560 °C – 350 °C Pipe
  • Medium: Flue Gas

Flue Gas Double Gimbal Cold Wall

  • I.D. 2409 Length: 5000 mm      
  • Inconel 625 LCF bellows – 1 ply
  • Abrasion lining RESCO A22S (UOP 3-25)
  • Refractory lining RESCO RS17 EC
  • Hexagonal Mesh 410S  as per UOP 3-25
  • Design Pressure: 0.86 barg / Design Temperature: Bellows 560 °C – 350 °C Pipe
  • Medium: Flue Gas

Hinged Expansion Joint Cold Wall

  • I.D. 2409  I.D. 2409 mm - Length: 2241 mm     
  • Inconel 625 LCF bellows – 1 ply
  • Abrasion lining RESCO A22S (UOP 3-25)
  • Refractory lining RESCO RS17 EC
  • Hexagonal Mesh 410S  as per UOP 3-25
  • Design Pressure: 0.25 barg / Design Temperature: Bellows 560 °C – 350 °C Pipe
  • Medium: Flue Gas