Torque Tube Business


Karamtara Engineering recently installed state of the art Torque Tube manufacturing plant at Boisar Tarapur dist. Palghar-India having capacity of 100000 MT per annum with the facility of 100% online nondestructive (Eddy current) test setup. Our torque tube facility includes inhouse engineering, quality-controlled production, integrated testing laboratory, galvanizing, fabrication, packing and supply.

Torque Tubes are used for rotating panels. Solar system has a torque tube supported on upper ends of vertical posts for rotation. The torque tube shape might be round, square, rectangular, octagonal,pentagonal, etc. depending on client design.

  • Capabilities of design & Engineering, manufacturing, testing, and supply of torque tube.
  • certified under
    ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018

Our manufacturing facilities include:


  • ERW Rolling Mill with high frequency& COC unit
  • 100% Online eddy current test machine
  • Induction/Contact type high frequency online welding unit
  • 100% Online rust prevention oiling unit
  • Galvanizing of HDG tube of 12000MT per month capacity having two baths
  • Online zinc metallizing unit
  • CNC drilling machine for 100% accuracy
  • Inhouse testing facility include Mechanical/Chemical test, Flattering/Flaring test, Salt spray test, Hardness test, Impact test, Galvanizing test, Inclinometer, etc.
  • Surface Table (1*12 meter)
  • 100% Online Hard stamping and stenciling unit