October 29, 2020

FCC Expansion Joints for Middle East Refinery as per UOP specifications

We have successfully completed the design, manufacturing and testing of High-Tech FCC Expansion Joints for a large refinery located in the Middle East. 

Design Codes and Specifications:

  • ASME B31.3 Edition 2016
  • EJMA 10th Edition 2015
  • ASME General Standards
  • UOP Standards   

Main mechanical design, parameters and features of the expansion joint supplied are:

MWA FCC Expansion Joint

  •     DN 2400 mm - Length: 620 mm         
  •     Monitored Bellows in SB-443 N06625 Gr.1 LCF, 2 ply testable
  •     Packed system
  •     Pipe in SA516Gr.70N
  •     Hex-mesh in Grade 304H,
  •     Erosion resistant castable AA-22S
  •     U-anchors in Grade 304H annealed after forming
  •     Hose braid in Grade 309 with internal woven wire mesh in Grade 309
  •     Design pressure: 0,16 barg
  •     Bellows design temperature: 538 °C
  •     Pipe-line design temperature: 343 °C
  •     Medium temperature: 729 °C

MWP Hinged FCC Expansion Joint

  •     DN 2400 mm - Length: 1500 mm         
  •     Monitored Bellows in SB-443 N06625 Gr.1 LCF, 2 ply testable
  •     Packed system
  •     Pipe in SA516Gr.70N
  •     Hex-mesh in Grade 304H,
  •     Erosion resistant castable AA-22S
  •     U-anchors in Grade 304H annealed after forming
  •     Hose braid in Grade 309 with internal woven wire mesh in Grade 309
  •     Refractory lining RS-17EC
  •     V-anchors in Grade 304H material
  •     Design pressure: 0,16 barg
  •     Bellows design temperature: 538 °C
  •     Pipe-line design temperature: 343 °C
  •     Medium temperature: 729 °C