Production
Atakaş Çelik's production infrastructure offers a holistic structure encompassing continuous acid cleaning, reverse rolling, galvanizing, painting, electrolytic cleaning, batch annealing, and temper rolling lines, along with services and laboratory facilities.
Continuous Acid Cleaning Line
Hot-rolled coils are passed through an acid line to remove the surface scale, and the width is adjusted by edge cutting according to customer order. Lubrication is available upon request.
| Min. | Max. | ||
|---|---|---|---|
| Thickness | (mm) | 1,50 | 5,00 |
| Width | (mm) | 600 | 1550 |
| Inner Diameter | (mm) | 610 | 850 |
| Outer Diameter | (mm) | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 |
| Maximum Line Speed | (m/min) | 220 | |
| Annual Capacity | (ton) | 1.000.000 | |
| Min. | Max. | ||
|---|---|---|---|
| Thickness | (mm) | 1,50 | 5,00 |
| Width | (mm) | 600 | 1550 |
| Inner Diameter | (mm) | 610 | |
| Outer Diameter | (mm) | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 |
| Steel Grade | Yield strength max: 700 MPa Maximum tensile strength: 800 MPa All steel grades with the specified characteristics can be produced. | ||
| Dual Surface Total Lubrication | (gr/m²) | 1,0 - 3,0 | |
| Product Code | PHR | ||

Reversible Rolling
The coils coming from the acid line are rolled in the rolling mill to thicknesses suitable for the customer's order.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 1,50 | 4,50 | 0,25 | 2,00 |
| Width | (mm) | 600 | 1550 | 600 | 1550 |
| Inner Diameter | (mm) | 610 | 508 - 610 | ||
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 | 10 | 35 |
| Maximum Line Speed | (m/min) | 1400 | |||
| Annual Capacity | (ton) | 410.000 | |||
| Number of Rollers | 6 | ||||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 1,50 | 4,50 | 0,25 | 2,00 |
| Width | (mm) | 600 | 1300 | 600 | 1300 |
| Inner Diameter | (mm) | 610 | 508 - 610 | ||
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 | 10 | 35 |
| Maximum Line Speed | (m/min) | 1400 | |||
| Annual Capacity | (ton) | 290.000 | |||
| Number of Rollers | 6 | ||||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 1,50 | 4,50 | 0,16 | 2 |
| Width | (mm) | 600 | 1300 | 600 | 1300 |
| Inner Diameter | (mm) | 610 | 508 | 610 | |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 | 10 | 35 |
| Maximum Line Speed | (m/min) | 1400 | |||
| Annual Capacity | (ton) | 290.000 | |||
| Number of Rollers | 6 | ||||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 1,5 | 4,5 | 0,16 | 2 |
| Width | (mm) | 600 | 1300 | 600 | 1300 |
| Inner Diameter | (mm) | 610 | 508 | 610 | |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 10 | 35 | 10 | 35 |
| Steel Grade | Yield Strength Minimum: 205 MPa Maximum tensile strength: 450 MPa | ||||
| Product Code | FH | ||||

Continuous Hot-Dip Galvanizing Line
Fullhard coils, cold-rolled coils, or pickled coils from rolling mills are passed through a hot-dip galvanizing line, where surface treatment, zinc coating, chromating, and lubrication are applied according to customer requirements.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,25 | 3,00 | 0,25 | 3,00 |
| Width | (mm) | 600 | 1550 | 600 | 1550 |
| Inner Diameter | (mm) | 508 - 610 | 508 - 610 | ||
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | 5 | 35 |
| Maximum Line Speed | (m/min) | 180 | |||
| Annual Capacity | (ton) | 400.000 | |||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,16 | 1,10 | 0,16 | 1,10 |
| Width | (mm) | 750 | 1300 | 750 | 1300 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 30 | 5 | 30 |
| Maximum Line Speed | (m/min) | 180 | |||
| Annual Capacity | (ton) | 150.000 | |||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,16 | 3,00 | 0,16 | 3,00 |
| Width | (mm) | 600 | 1550 | 600 | 1550 |
| Inner Diameter | (mm) | 508 - 610 | 508 - 610 | ||
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | ||
| Maximum Line Speed | (m/min) | 180 | |||
| Annual Capacity | (ton) | 550.000 | |||
| Product Code | GCR, GHR, GTP | ||||


Continuous Painting Line
Galvanized coils from the galvanizing line or cold-rolled coils from the tempering line are coated on both surfaces with paint of the type and thickness specified by the customer on the paint line; a protective film is also applied optionally.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,16 | 1,50 | 0,16 | 1,50 |
| Width | (mm) | 700 | 1530 | 700 | 1530 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 700 | 2100 | 700 | 2100 |
| Roll/Package Weight | (ton) | 3 | 30 | 3 | 10 |
| Maximum Line Speed | (m/min) | 150 | |||
| Annual Capacity | (ton) | 200.000 | |||
| Min. | Max. | ||
|---|---|---|---|
| Thickness | (mm) | 0,16 | 1,50 |
| Width | (mm) | 700 | 1530 |
| Inner Diameter | (mm) | 508 | 610 |
| Outer Diameter | (mm) | 700 | 2100 |
| Roll/Package Weight | (ton) | 3 | 10 |
| Quality | Yield strength max: 400 MPa Maximum tensile strength: 550 MPa All galvanized and Aluzinc steel grades, as well as cold-rolled steel grades, that have the specified characteristics can be painted. | ||
| Colour | All colors in the RAL catalog | ||
| Paint Type | Polyester - Epoxy - Plastisol - Polyamide - Plivinyl Fluoride | ||
| Maximum Line Speed | (m/min) | 150 | |
| Annual Capacity | (ton) | 200.000 | |
| Product Codes | PPG - PPC | ||


Electrolytic Cleaning Line
Fullhard coils from the rolling mill are passed through an electrolytic cleaning line before batch annealing to remove rolling oil and provide an extra surface clean.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,25 | 2,00 | 0,25 | 2,00 |
| Width | (mm) | 600 | 1500 | 600 | 1500 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | 5 | 35 |
| Maximum Line Speed | (m/min) | 250 | |||
| Annual Capacity | (ton) | 300.000 | |||
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,25 | 2,00 | 0,25 | 2,00 |
| Width | (mm) | 600 | 1500 | 600 | 1500 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | ||
| Steel Grade | Maximum tensile strength: 1000 MPa All steel grades with the specified characteristics are available. | ||||
| Maximum Line Speed | (m/min) | 250 | |||
| Annual Capacity | (ton) | 300.000 | |||
| Product Code | FHE | ||||

Batch Annealing
In rolling mills, coils that have lost their mechanical properties and crystalline structure are annealed in batch annealing furnaces in a hydrogen environment, thus regaining their lost physical and chemical properties.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,25 | 2,00 | 0,25 | 2,00 |
| Width | (mm) | 700 | 1550 | 700 | 1550 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | 5 | 35 |
| Maximum Base Loading Capacity | (ton) | 125 | |||
| Base Number | 15 | ||||
| Number of Heating Bells | 8 | ||||
| Number of Cooling Bells | 9 | ||||
| Annual Capacity | (ton) | 300.000 | |||
| Min. | Max. | ||
|---|---|---|---|
| Thickness | (mm) | 0,25 | 2,00 |
| Width | (mm) | 700 | 1550 |
| Inner Diameter | (mm) | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 |
| Steel Grade | Maximum tensile strength: 1000 MPa All steel grades with the specified characteristics are available. | ||
| Product Code | AFH - AFHE | ||


Tempered Rolling
The rolls coming from the batch annealing process are passed through the tempering line, where their regained physical and chemical properties are distributed homogeneously to every point; cracks on the strip are eliminated, and a rough surface is obtained according to customer requirements.
| Line Entry | Line Out | ||||
|---|---|---|---|---|---|
| Min. | Max. | Min. | Max. | ||
| Thickness | (mm) | 0,25 | 3,00 | 0,25 | 3,00 |
| Width | (mm) | 700 | 1550 | 700 | 1550 |
| Inner Diameter | (mm) | 508 | 610 | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 | 5 | 35 |
| Maximum Line Speed | (m/min) | 500 | |||
| Annual Capacity | (ton) | 300.000 | |||
| Min. | Max. | ||
|---|---|---|---|
| Thickness | (mm) | 0,25 | 3,00 |
| Width | (mm) | 700 | 1550 |
| Inner Diameter | (mm) | 508 | 610 |
| Outer Diameter | (mm) | 900 | 2100 |
| Roll/Package Weight | (ton) | 5 | 35 |
| Product Code | CR - CRE | ||
| Chemical Composition (%) Max. | ||||||
|---|---|---|---|---|---|---|
| Serial Number | EN 10130 | C | P | S | Mn | Ti |
| 1 | DC01 | 0,120 | 0,045 | 0,045 | 0,600 | |
| 2 | DC03 | 0,100 | 0,035 | 0,035 | 0,450 | |
| 3 | DC04 | 0,080 | 0,030 | 0,030 | 0,400 | |
| 4 | DC05 | 0,060 | 0,025 | 0,025 | 0,350 | |
| 5 | DC06 | 0,020 | 0,020 | 0,020 | 0,250 | 0,300 |
r- and n-values are not valid for thicknesses below 0.50 mm.

Services
The post-production service infrastructure offers the capability to prepare products according to customer requirements with cut-to-length and slitting lines that support sheet and strip product preparation.
Length Cutting Line
A service line where acid-etched, full-hard, cold-rolled, galvanized, and painted coils are transformed into sheets of the desired dimensions.
| Thickness | 0.25 - 4.00 mm | ||
| Width | 500 - 1525 mm | ||
| Length | 500 - 6000 mm | ||
| Roll/Package Weight | 30 tons / 10 tons | ||
| Maximum Line Speed | 100 m/min | ||
| Annual Capacity | 100,000 tons | ||
| Thickness | 1.5 - 6.0 mm | ||
| Width | 1000 - 2050 mm | ||
| Length | 1000 - 13600 | ||
| Roll/Package Weight | 30/15 tons | ||
| Maximum Line Speed | 30 m/min | ||
| Annual Capacity | 200,000 tons | ||
| Thickness | 6 - 20 mm | ||
| Width | 1000 - 2050 mm | ||
| Length | 1000 - 13600 | ||
| Roll/Package Weight | 30/15 tons | ||
| Maximum Line Speed | 20 m/min | ||
| Annual Capacity | 250,000 tons | ||
Slitting Line
A service line where various steel grades are slit and transformed into strip products of different widths according to customer needs.
| Thickness | 0.25 - 4.00 mm | ||
| Width | 700 - 1525 mm | ||
| Slitting Width | 20 mm | ||
| Outer Diameter | 800 - 2100 mm | ||
| Maximum Line Speed | 300 m/min | ||
| Annual Capacity | 150,000 tons | ||

Laboratories
Quality control and verification infrastructure is handled as separate areas of expertise supporting production processes through mechanical, chemical, and paint laboratories.
Mechanical Laboratory
Laboratory infrastructure that checks the mechanical and chemical properties of manufactured products to ensure they comply with international standards and customer requirements.
| Hardness Measurement | Surface hardness control | ||
| Tensile Test | Material strength control | ||
| Chemical Property Measurement | Material suitability support | ||
| Metallographic Examination | Microstructure and cross-section control. | ||
Chemistry Laboratory
A chemical analysis infrastructure that supports production processes and coating quality through oil, water, acid, and surface analyses.
| Rolling Oil | Fat content, pH, saponification, and acid number. | ||
| Chemical Substances | HCl, H₂SO₄, NaOH, free acid, total acid, iron | ||
| Water Analyses | pH, conductivity, hardness, alkalinity, ammonium, nitrite, phosphate | ||
| Sheet Metal Surface | Zinc content, oil, slag and chloride residues. | ||
Paint Laboratory
It is a control infrastructure that verifies painted sheet metal products according to international standards and customer expectations.
| Painted Sheet Metal Analysis | Dry film thickness, gloss, color distortion, pencil hardness, impact resistance, depth drawing | ||
| Paint Analyses | Viscosity, density, ash, solvent, and solid content ratios. | ||
| Performance Tests | T-bending, MEK, neutral salt mist, QUV, humidity, and conical bending. | ||

Integrated Production Structure
Production lines, product groups, services, and laboratory facilities showcase Atakaş Çelik's manufacturing capabilities in a structured manner that complements each other, from surface preparation to finishing and quality control.
You can review the relevant pages to learn more about our corporate structure, areas of activity, and investments.
