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Hot-rolled square billets for forging

Rolled square billets with section measurements from 70 to 110mm, for re-rolling and forging. Used in the mechanical engineering, automobile and steel industries.
The final dimensions and characteristics are agreed with the customer individually

General information




Geometry (standards) EN 10059
Side of a square (mm)  70, 75, 80, 85, 90, 95, 100, 105, 110
Length (mm)  4,000 – 6,000
8,000 – 11,800
Notes    When delivering single length blooms a maximum variation length of 10% is acceptable 


Standard Steel name according to standard
DIN   30MN5 
EN 10083 - 2    C45   

Additional information

Radiusing (max) 0.15 from the side of the square
Industrial applications  Automobile industry / Mechanical engineering / Steel industry   
Abbreviation Chemical composition (content, %)
C Si Mn P max S max Cu max
30MN5 0.3-0.35 0.17-0.37 1.1-1.35 0.030 0.030 0.30

EN 10083-2
Grade Chemical composition (content, %)
Abbreviation Serial number C Si max Mn P max Cr max Mo max Ni max Cr +Mo+Ni
С45 1.0503 0.42-0.50 0.4 0.50-0.80 0.05 0.4 0.1 0.4 0.63

Packaging and marking

  • Bundles of maximum 10 tonnes
  • Bundles are secured with wire or straps
  • One side of a billet is stamped with its heat number and steel grade code
  • Ends of each billet can be marked with paint
  • Two tags are attached to each bundle indicating steel grade, heat number, dimensions in mm, name of the supplier and bundle weight

Storage, transportation, delivery conditions

Storage requirements Depending on customer requirements
Transportation requirements Railway and trucks