Experience in Welded &
Machined Steel Structures since 1971


Yellibel WPP 50 MW
Ermenek, Karaman

Collecting of Wind datas is ongoing at our Yellibel WPP Project. Necessary work is ongoing for the materialization
of the project.


Ciltuğ Inc. Leading the Heavy Machinery Manufacturing Continues in Anatolia
since 1971...

Ciltug Inc. was established in 1971 in Gaziantep Organized Industrial Zone as heavy machinery Factory specialized in;

For Hydroelectrical Power Plants equipment;
  • Spillway radial gate with hydraulic lifting equipment and stoplog gates,
  • Power intake fixed wheel gates, trashracks and trashracks cleaning machines,
  • Penstocks (high pressurized pipes), expansion and flexible joints for transmission and power lines,
  • Bifurcations, trifurcations and multiple branch-pipes for power lines,
  • Bottom outlet sliding gate valves, jet flow gate valves and conical valves (Howell Bunger valves),
  • Butterfly valves with counterweights,
  • Spiral case and stayrings, draft tube, elbow and cones, inlet pipes,
  • Turbine housings and pit liners for Francis, Kaplan and Pelton Turbines,
  • Distributors, collectors and manifolds for Pelton Turbines,
  • Stator frames, upper & lower brackets for generators,
  • Power house overhead cranes and gantry cranes,

For Wind Power Plants;
  • Steel wind towers,
  • Turbine frames and Nacelle housings
  • Anchorage flanges

For Thermal Power Plants with Heavy-duty Simple and Combined Cycle Gas Turbines;
  • Turbine Housing and frames for Thermal and Gas Turbines, Steel welded constructions,
  • Pressurized vessels, steam boilers and boiler anchorages and boiler platforms,
  • Petroleum storage and process tanks

For Cement Factories;
  • Cylindrical Links and shells for Kiln,
  • Silo, hopper and cyclones,
  • Conveyor Lines

all fabrication and erection works are carried out by our experienced engineers and technical personnel under international standards, clients' quality requirements and according to given certificates and licenses which we comply with:

  • ISO-9001:2008 Quality Management System,
  • EN ISO 3834-2 Fusion Welding of Metallic Materials Management Quality Requirements System,
  • TS EN 1090-2
    (replaced by DIN18800-7)

    Technical Requirements for the Execution of Steel Structures System,
  • ISO 18001 Occupational Health and Safety Management System,
  • ISO 14001 Environmental Management System,
  • ASME U-STAMP Certification

For manufacturing progress, PQR as per ASME SEC. IX or EN ISO 15614 and WPS as per ASME SEC. IX or EN ISO 15609 are followed drastically. All welding activities are carried out by our experienced welding operators who are certified as per EN ISO 9606-1. NDT activities are carried out by our own inspectors who has certified as per EN ISO 9712 or SNT-TC-1A,

CILTUG Inc. with two workshops, established on total 49,000sqm. area. 17,000 sqm. is closed area and 32,000 sqm. outdoor area within province of Gaziantep city in South –East of Turkey where 280km far away from Mersin Sea port and 220km far away from Iskenderun Seaport on the conjunction of TEM motorway. All workshop fabrications, heat treatments, machining, sand blasting, painting works are carried out by our technical personnel at our Heavy Machinery Factories which has capacity 5,000ton for hydro mechanical works and 10,000ton for wind tower and frames works.