GGN, a leading player in advanced engineering, continues its expansion through strategic technological investments and a range of over 14,000 products that meet the requirements of the most demanding industrial sectors.

We support our clients in various fields, including:

Natural gas conversion plants,
Geothermal power plants,
Thermal power plants,
Oil refineries,
Petrochemical complexes.

Thanks to our expertise and dynamic structure, we are able to provide comprehensive solutions tailored to the specific needs of each project. As a recognized international player, particularly in the field of alloys, we combine a diverse offering with rapid execution to meet industry requirements.

We offer a wide range of prefabricated piping components in carbon steel as well as alloys 16Mo3, 13CrMo4-5, 10CrMo9-10, P5, P11, P22, and P91.

ASME PP certified, GGN is able to carry out all types of pressure piping projects in accordance with ASME standards, including assembly, coating, and painting, with no restrictions on tonnage or diameter.

We have also initiated the ASME NPT, NR, and R certification process, essential for supplying equipment for the nuclear industry. As a certified manufacturer, we hold ASME S and U accreditations as well as ISO 9001, ISO 14001, and OHSAS 18001 certifications, ensuring a high level of quality and safety.

Our areas of expertise:

Prefabricated piping components,
Oxygen and steam piping,
Steam boilers and associated equipment,
Separation units,
Heating systems,
Heat exchangers,
Pressure vessels,
Special welding.

Thanks to our expertise and commitment to innovation, we are the trusted partner for the most demanding projects.