The Kolhapur Steel Limited

The Kolhapur Steel Limited (A Kirloskar Group Commpany), is a Steel Foundry situated on Pune-Bangalore Highway (NH-4). The Kolhapur Steel Limited has been taken over by “Kirloskar Group (Kirloskar Brothers Ltd)” on September 2007. TKSL (The Kolhapur Steel Limited) an industrial unit manufacturing Steel Castings was established on 26th May 1965. Promoter’s foresight, hard work & systematic planning have expanded the company from a mere 100 MT Steel Castings per annum to present production of 6000 MT per annum in the weight range from 300 Kg to 14000 Kg (Single Piece).

In the process of expansion, new machineries like LRF (Ladle Refining Furnace) of 14 MT Capacity, Induction Furnaces of 12 & 8 MT, EOT Cranes, Automatic Rapid Quenching Heat Treatment Furnace have been installed & commissioned.

We are approved by IBR for Valve Castings of various applications. The Foundry is also approved by TÜV NORD for ISO 9001:2008 (QMS) & 14001:2004 (EMS).

We at TKSL, are producing wide variety of Products/Castings and serving to the various Sectors/Segments like Pumps, Valves, Turbines (Steam & Hydro), Marine, Rubber Machinery, Mining and General Engineering. We produces castings conforming to the all National and International Standards and Grades in Carbon Steel, Low and High Alloy Steel, Stainless Steel, Duplex and Super Duplex Steel for the Sectors/Segments as mentioned above.


  • Capacity : 6000 MT Per Year,
  • Weight Range : From 300 Kg to 14000 Kg in Single Piece,
  • Total Covered Area: 18587 SqMtr,
  • Simulation Software: MAGMASOFT & ProCAST,
  • Melting Furnaces: Induction Furnaces of 12/08/05/05/02 MT,
  • Metal Refining Furnaces: LRF (14 MT) & AOD (7 MT),
  • Fully automated Rapid Quenching Heat Treatment Furnaces – 02 Nos (14 & 10 MT),
  • Well equipped Chemical & Mechanical Laboratory,
  • Spectrometer (31 Channel),
  • Sand Testing Lab,
  • Acid Pickling,
  • In-house Manual Pattern Shop, Large Pattern Storage Area,
  • In-house Machine Shop,
  • In-house Radiography (Iridium & Cobalt-60)