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From molten steel to finished part, we forge it all under one roof.

Scroll · Watch the process
01 · Melting

Electric arc furnace

02 · Casting

Ingot casting

03 · Heating

Reheating furnace · 1,200 °C

04 · Forging

Open-die forging

05 · Heat treatment

Water quenching

06 · Machining

Peeling

07 · Product

Ø516 mm forged shaft

08 · Cutting

Disc cutting

09 · Application

Gear · Shaft · Die

ProductsShafts, discs and blocks

Forged blanks for gears, shafts and dies.

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QuoteEnter your dimensions

Diameter, length and material; the weight is calculated instantly.

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DownloadsCertificates and data sheets

EN 10204 3.1, ISO certificates, material data sheets.

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ContactSales team

+90 212 563 47 00 · satis@asemcelik.com

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Products

Our products

The same forged bar is turned, cut and brought to its final form for your application.

Large helical gears stacked and ready for shipment

Gear blanks

Forged gear blanks cut from discs, with a dense internal structure.

  • Diameter Ø200–Ø1,200 mm
  • Material 18CrNiMo7-6 · 42CrMo4
  • Delivery Rough turned · heat treated
Details →
Machined steel shaft end with a keyway

Shafts and bars

Peeled shafts with ultrasonic testing, suitable for stepped shafts.

  • Diameter Ø150–Ø900 mm
  • Length max. 8,000 mm
  • Material 34CrNiMo6 · 42CrMo4 · C45
Details →
Steel blocks marked with heat numbers

Die blocks

Forged blocks with uniform hardness for plastic and hot-work dies.

  • Section max. 600 × 1,000 mm
  • Material 1.2311 · 1.2738 · 1.2344
  • Condition Annealed · quenched and tempered
Details →
Capacity

Our production capacity

900mm

Maximum shaft diameter

8,000mm

Maximum shaft length

25t

Maximum forged part weight

2023

Year founded · Eyüpsultan, Istanbul

Part calculator

Part weight calculation

Finished part weight
0kg
Volume —
Density 7.85 g/cm³
Recommended forging blank size —
Blank weight ≈ —

The blank size is calculated with a sample machining allowance (+10 mm on diameter, +20 mm on length). The exact allowance is set by our team according to the material and your part.

AI

Upload your drawing and get your quote list

AI reads dimensions, material and tolerances, then calculates weight and forging size. It also flags any clauses in your specification we cannot meet.

Engineering tools

Clarify your design before requesting a quote

Quality and references

Quality and certificates

See the Quality page for our inspection steps and downloadable documents.

EN 102043.1 inspection certificate
ISO 9001Quality management
ISO 14001Environmental management
UTEN 10228-3 ultrasonic testing
ISO 45001Occupational health and safety
Class 3.2DNV · BV · Turkish Lloyd
Gearboxes and gears
Energy and turbines
Mining
Shipbuilding
Cement and crushers
Die and mould making
Contact

Send us your dimensions for a quote