Yena Engineering B.V.

Yena Engineering B.V.

YENA ENGINEERING BV manages 11 partner factories in Turkey and the Far East with headquarters situated in Rotterdam. We support our clients with high quality products from low cost countries, with excellent project management.

Our aim is to reduce your workload and costs with our experienced management and QC team.

YENA is active in the Oil&Gas, Machinery, Chemical and Steel Construction sectors for over 15 years, and we are aware of the low-cost country sourcing problems in steel fabrication. We combine high capacity manufacturing with our quality, and we offer lean outsourcing to our customers. YENA has ISO 9001, ISO 14001, ISO 18001, EN 1090-1, ISO 3834-2 certificates and its engineers are familiar with high technical specifications and international standards.

We are always ready to respond to your needs in a timely manner.


• CNC Machining: Milling, Turning, Cutting, Drilling, Bending
• Fit-up: Precise fit-up application before welding in piping and for other services
• Welding: Automatic, semi-automatic and manual welding methods. Always applied by certified welders
• Finishing: Cleaning, burnishing
• Surface treatment: Sandblasting, Painting, E. powder coating, Galvanising
• Induction / Hot Bending of Pipes


• Certified and tested raw materials
• Test reports for surface treatment methods
• Approved procedures for all metal forming methods
• Dimensional reports for fit-up operations and final products
• Weld log preparation, approved WPS, WPQRs
• Certified welders
• In-house Destructive (Chemical Analysis, Tensile, Hardness Tests) and Non-Destructive Tests (Radiographic, Ultrasonic, Magnetic Particle, Dye Penetrant, Hydrostatic Tests etc.)
• Project based Quality Documentation for all steps

We can also offer you advantages with the product group of pipes, fittings, forged fittings and flanges with custom dimensions, grades and specifications that you may have a hard time acquiring thanks to our partner company, YENA Pipe. Visit our website: