Steel

Çelsantaş Çelik Mamülleri Sanayi ve Ticaret A.Ş.

NPI / NPU Sections

The products page lists NPU heights 50–400 mm and NPI 80–450 mm. Standard lengths are 6 or 12 m, length tolerance -0/+100 mm, grades S 235 JR or S 275 JR. They are hot-rolled structural sections for construction, machinery, agriculture and energy. The quality page lists TSE-910 I-beam and TSE-912 U-channel documents.

Karabük · Karabuk Organized Industrial Zone

Çelsantaş Çelik Mamülleri Sanayi ve Ticaret A.Ş.

Equal Angle

Equal angles are listed 20–120 mm height, 6 or 12 m standard length, tolerance -0/+100 mm, grade S 235 JR. About states the firm pioneered domestic angle production in 1979. The quality page publishes TSE-10056-2 for angles. Production has been at the Karabük OSB (KOSB) plant since 2021.

Karabük · Karabuk Organized Industrial Zone

Çelsantaş Çelik Mamülleri Sanayi ve Ticaret A.Ş.

HEA / HEB / IPE Sections

The products page lists IPE 80–600 mm, HEA 96–990 mm and HEB 100–1000 mm. Standard lengths 6 or 12 m, tolerance -0/+100 mm, grades S 235 JR or S 275 JR. These hot-rolled structural sections are aimed at construction, machinery, agriculture and energy. Quality documents include EN 10025-1:2004 and TSE I/U profile standards.

Karabük · Karabuk Organized Industrial Zone

Aygünsan Demir Çelik A.Ş.

Flat Bar

The homepage lists flat bar from 12x3 to 220x20 mm. The rolling-mill page splits three lines: heavy section 100x20–220x20 mm, medium 40x10–150x50 mm, light 12x3–50x10 mm. Output covers hot-rolled and cold-drawn specialty steels with a stated 500,000 t/year capacity. The certificates page publishes ISO 9001:2015 and a TSE document.

Karabük · Karabuk Organized Industrial Zone

Aygünsan Demir Çelik A.Ş.

Square Bar

Square bar is listed 10x10–120x120 mm on the homepage. Heavy, medium and light mills cover 50x50–120x120, 30x30–80x80 and 10x10–30x30 mm. Sites include the 2017 Karabük OSB third plant (40,000 m² covered) and the city mill. Customer-specific chemistry and mechanics can push the grade count above 1,000.

Karabük · Karabuk Organized Industrial Zone

Aygünsan Demir Çelik A.Ş.

Round Bar

Round bar is listed 6–150 mm on the homepage. Mill bands are 80–150 mm (heavy), 30–80 mm (medium) and 10–30 mm (light). Cold-drawing shops are part of the specialty-steel programme. In 2020 a 150,000 t/year induction meltshop was commissioned.

Karabük · Karabuk Organized Industrial Zone

Bilecik Demir Çelik

Ribbed Reinforcing Bar B420C

Ribbed reinforcing bar in 8–32 mm diameters is rolled to TS 708. The established grade is B420C: minimum yield 420 N/mm², Rm/Re ≥1.15 and

Bi̇leci̇k · Bilecik Bozuyuk Organized Industrial Zone

Bilecik Demir Çelik

Steel Billet

The melt shop at Bozüyük OSB produces liquid steel from metallic scrap recycling and feeds billets to the rolling mill. The English corporate page states the plant was established for production and sale of steel billets and ribbed construction steel, with 192,856 m² outdoor area and 15,560 m² steel-plant indoor area.

Bi̇leci̇k · Bilecik Bozuyuk Organized Industrial Zone

Boyçelik

Slit steel strip

Slit strip from the steel service centre feeds the pipe-profile and wire-spring lines. Galvanized tube and square profiles run to TS EN 10219 / TS EN 10305-5; slitting supplies the matching width and thickness. Dispatch uses the same strapped, rust-resistant packing practice as other Boyçelik coils.

Kayseri̇ · Kayseri Organized Industrial Zone

Boyçelik

Cut-to-length steel sheet

Boyçelik’s Steel Service Centre cut-to-length sheets sit alongside the pipe-profile mill. About states pipe-profile capacity was raised to 120,000 t/year in 2015; sheet feeds furniture, automotive, appliances and construction. Lengths follow the customer order and are traced from incoming coil to finished piece in SAP ERP.

Kayseri̇ · Kayseri Organized Industrial Zone

Bilecik Demir Çelik

Steel Quality Test Laboratory

In-house laboratory to verify TS 708 mechanical properties (yield, tensile, elongation, bend). ISO 9001 quality, ISO 14001 environment, ISO 45001 OHS and ISO 50001 energy systems are supported by certificates published on the site.

Bi̇leci̇k · Bilecik Bozuyuk Organized Industrial Zone

Bilecik Demir Çelik

Rebar Rolling

Rolling of 8–32 mm ribbed structural steel to TS 708 on the mill brought into operation at the plant. The English site cites 300,000 tonnes/year of ribbed structural steel and positions BDÇ as the only steel production centre in Bilecik and neighbouring provinces.

Bi̇leci̇k · Bilecik Bozuyuk Organized Industrial Zone

Bilecik Demir Çelik

Scrap-Based Steelmaking

Liquid steel from scrap under a metallic-recycling vision. Vertical integration was completed when the Kılıçlar group acquired the plant in 2014. The process is designed for high metallic yield and minimum waste.

Bi̇leci̇k · Bilecik Bozuyuk Organized Industrial Zone

Borçelik

Cut to Length

Mani̇sa · Manisa Organized Industrial Zone

Borçelik

Coil Slitting

Mani̇sa · Manisa Organized Industrial Zone

İskenderun Demir ve Çelik A.Ş. (isdemir)

Cutting and Slitting

Cutting and Slitting

Hatay · Hatay Payas Organized Industrial Zone

İskenderun Demir ve Çelik A.Ş. (isdemir)

Integrated Steelmaking

Integrated Steelmaking

Hatay · Hatay Payas Organized Industrial Zone

Mipar Metal San. ve Tic. A.Ş.

Coil Slitting

Coil slitting to customer strip widths.

Bursa · Bursa Teknoloji (BURSA TEKNOSAB) Organized Industrial Zone

Mipar Metal San. ve Tic. A.Ş.

Cut-to-Length

Cut-to-length processing from coil to sheet.

Bursa · Bursa Teknoloji (BURSA TEKNOSAB) Organized Industrial Zone

Mipar Metal San. ve Tic. A.Ş.

Blanking

Blanking of cut-to-size sheet blanks.

Bursa · Bursa Teknoloji (BURSA TEKNOSAB) Organized Industrial Zone