April 26, 2017

FCCU Expansion Joints for Refinery in South America

FCCU Expansion Joints for Refinery in South America
FCCU Expansion Joints for Refinery in South America
FCCU Expansion Joints for Refinery in South America
MACOGA has completed the detailed engineering, manufacturing and testing of 2 FCCU Cold Wall Design Expansion Joint for one of the largest refineries in South America.

The FCC Cold Wall Design Expansion Joints (ID: 1240 mm and 3760 mm long / ID: 810 mm and 1876 mm long) incorporates:

Pantographic Linkages
2 ply testable & packed Bellows in ASTM B443 Inconel 625 LCF
Internal and external Super Wool insulation
Hexagonal Mesh in AISI 304H
Sealing anchors and sealing rope
Abrasion Lining Rescobond AA 22 S
Refractory lining Resco RS 17 EC

Medium: Catalyst
538 °C Bellows
343 °C Pipe - 775 °C Medium
Design Pressure: 6,32 kg/cm² (g)
Test Pressure: 9,5 kg/cm² (g)

MACOGA FCCU Expansion Joints undergo a comprehensive quality control and testing program including:

Review Drawings
Advanced Review of Calculations
Check Material and welding consumables certificates
Review and update WPS, PQR and WQR
Review NDE Procedures & Operator Qualification
100% RT- Radiographic Examination
100% PT - Liquid Penetrant Examination
MT - Magnetic Particle Examination
Hardness Testing of Welds
Pressure & Leak Detection Test
100% PMI - Positive Material Identification 
100% Inspection of Refractory Lining by API Inspector
Surface Preparation & Paint System check