Manufacturing & Production Process

1. Design & Development

• Work Station with AutoCAD Pro Facility
• KEYFLEX Expansion Joints’ detailed calculation in accordance with EJMA Software
• Autodesk Inventor and PV Elite

2. Bellow Layer Process

• Shearing Machine
• Cutting and measuring of metal sheets

3. Automatic and Mechanized Welding Process

Section IX, ASME Boiler and Pressure Vessel Code

• Welding operator performance qualification – (WOPQ)
• Welder performance qualification – (WPQ)

4. Bellow Forming Methods

Hydro Forming Machine

Mechanical Roll Forming Machine

• Element convolutions are made on the tube using the Hydro and Mechanical Roll Forming Methods

5. Fabrication & Assembly

• Manufacturer’s Welding Procedure Specifications(WPS) in-accordance with ASME codes & DNV rules.

6. KEYFLEX Expansion Joints

7. Dynamic Testing

• KEYFLEX expansion will be inspected by Dye Penetration Test/Hydro-test to ensure high quality of your products.