FCC Expansion Joints for European Refinery
We have successfully completed the design, manufacturing and testing of 6 units FCC Expansion Joints for a refinery in Europe.
The supplied FCC Expansion Joints have been the following and with the following parameters:
2 units SPENT CATALYST STANDPIPE – WITH PANTOGRAPH - HOT WALL DESIGN
- I.D. 980 mm L: 3600 mm
- 2 ply testable bellows in ASTM B 443 UNS N06626 # Inconel 625 LCF
- With bellows sealing system and thermocouples
- Abrasion resistant lining RESCOBOND AA 22 S (UOP 3-25)
- Design Pressure: 5,97 kg/cm2(g)
- Temperature: Bellows 538 °C - Pipe/medium 566 °C
- Medium: Catalyst
2 units RECIRCULATION CATALYST EXPANSION JOINT – WITH PANTOGRAPH - COLD WALL DESIGN
- I.D. 950 mm L: 3600 mm
- 2 ply testable bellows in ASTM B 443 UNS N06626 # Inconel 625 LCF
- With bellows sealing system and thermocouples
- Refractory lining installed on-site
- Design Pressure: 5,24 kg/cm2(g)
- Temperature: Bellows 538 °C - Pipe/medium 343/775 °C
- Medium: Catalyst
2 units RECIRCULATION CATALYST EXPANSION JOINT – WITH PANTOGRAPH - COLD WALL DESIGN
- I.D. 1230 mm L: 4000 mm
- 2 ply testable bellows in ASTM B 443 UNS N06626 # Inconel 625 LCF
- With bellows sealing system and thermocouples
- Refractory lining installed on-site
- Design Pressure: 4,25 kg/cm2(g)
- Temperature: Bellows 538°C - Pipe/medium 343/775°C
- Medium: Catalyst
MACOGA FCC Expansion Joints undergo a comprehensive and rigorous quality control and testing programme including:
- 3D Drawings
- Advanced Review of Calculations
- Check Material and welding consumables certificates
- Review and update WPS, PQR and WQR
- Review NDE Procedures & Operator Qualification
- RT- Radiographic Examination
- PT - Liquid Penetrant Examination
- MT - Magnetic Particle Examination
- Hardness Testing of Welds
- Pressure & Leak Detection Test
- PMI - Positive Material Identification
- Inspection of Refractory Lining
- Surface Preparation & Paint System
- Check Packing & Marking
