Metals - Forging and Heat Treatment Shop

Structurally the Forging and Heat Treatment Shop comprises: Forging Press Section and Heat Treatment Section. 

I.Forging Press Section with annual forging capacity of 45 000 tons. Principal equipment includes :
  • 3 600 / 4 500-ton Forging Press.

      Type: vertical 4-column, oil-hydraulic

      Operating pressure: max. 250 kg/cm2 

      Dimensions: Vertical clearance - 5 000 mm

      Column distance: 4 200 x 2 300 mm

      Table: 2 500 x 6 000 mm

      Producer: Kobe Steel - Japan

      Rotation and linear-progressive motion of the forging are implemented through 160-ton

      Forging Manipulator. 

  • 1 600-ton Open-die Forging Press

      Type: vertical 2-column, oil-hydraulic

      Operating pressure: max. 250 kg/cm2 

      Dimensions: Vertical clearance - 3 000 mm

      Column distance: 2 600 x 1 700 mm

      Table: 1 600 x 3 000 mm

      Producer: Kobe Steel - Japan

      Forging motions are implemented through 40-ton Forging Manipulator. 

  • Heating Furnaces

      150-ton        1

      100-ton        5

          50-ton          2

  • Annealing Furnaces

      150-ton         1                     Inner dimensions: 4 000 W x 10 000 L x 3 500 H

      150-ton         1                     Inner dimensions: 3 000 W x 14 000 L x 3 000 H

        90-ton         4                     Inner dimensions: 3 000 W x 10 000 L x 2 500 H

        35-ton         1                     Inner dimensions: 2 500 W x 6 000 L x 2 500 H

       Producer: Sankin Sangiyo - Japan

  • Two Automatic Gas Cutting Machines (made in Austria and USA). Maximum cutting thickness is   2 000 mm.
II.Heat treatment section with heat treatment capacity of 3 400 tons of rolls for cold rolling and 23 000 tons of large-scale rotary and frame details. The technological equipment in this section allows implementation of all types of heat treatment of rotary parts - mainly rolls for cold rolling, back up rolls, etc.

The principal heat treatment equipment includes: 

  • Horizontal Heat treatment Furnaces

       100-ton           1           Inner dimensions: 2 500 W x 14 000 L x 2 300 H

       100-ton           1           Inner dimensions: 4 000 W x 8 000 L x 2 800 H

         90-ton           5           Inner dimensions: 2 500 W x 9 000 L x 1 800 H

         25-ton           3           Inner dimensions: 1 000 W x 7 500 L x 1 000 H

                15-ton           2           Inner dimensions: 1 200 W x 5 000 L x 1 300 H

  • 30-ton Horizontal Resistance Furnace

                                                   Inner dimensions: 1 000 W x 5 000 L x 1 800 H 

  • Differential Rapid Heating Furnace, designed for differential quenching of back up rolls for hot and cold rolling with capacity up to 30 tons.

      Components size: dia 600 - 1 450 mm, length - up to 3 000 mm 

  • Dual Frequency Induction Hardening Installation for forgings with weight up to 13 tons.

      Rolls' dimensions: Barrel diameter: 200 to 900 mm

                                     Total length: up to 7 000 mm

      Producer: Kobe Steel - Japan 

  • Subzero Treatment Chamber

           Inner dimensions: 900 W x 7 000 L x 1 000 H

           Capacity: 13 tons

           Coolant: liquid nitrogen

           Operating temperature: minus195,8 0C 

  • Surface Layer Quenching Machine (mist, water, air type)

      Capacity: 90 tons

      Maximum length of processed forging: 6 000 mm

      Maximum barrel diameter: 3 000 mm 

  • Surface Layer Quenching Machine (mist, water, air type)

      Capacity: 13 tons

      Maximum length of processed forging: 6 000 mm

      Maximum barrel diameter: 3 000 mm

  • Oil Tempering Tanks, intended for tempering up to 150 0C
  • 10-ton Vertical Heat Treatment Furnace
  • 50-ton Vertical Heat Treatment Furnace
  • Tough Quenching Oil Tanks
  • Tough Quenching Water Tanks 

 All installations are equipped electronically and computerized for monitoring, control    

 and recording of forging and heat treatment processes.