Motor Steel Shafts

Product Description 
Motor steel shafts are precision-engineered components designed for electric motors, pumps, compressors, fans, and rotation-based machinery. These shafts are manufactured with tight tolerances, smooth finish, and high dimensional stability to ensure efficient rotation, reduced vibration, and long service life.

GradeStandardProperties
EN-8 / C45Medium Carbon SteelGood machinability, high tensile strength
EN-19 / 4140 Alloy SteelChromium-Moly SteelHigh strength, fatigue resistance, suitable for heavy-duty motors
EN-24 / 4340 Alloy SteelNickel-Chrome-Moly SteelHigh impact strength, wear resistance
SS 304 / SS 316Stainless SteelCorrosion resistance for submersible and chemical environments
MS (Mild Steel)Low Carbon SteelEconomical option, suitable for low-power applications
40Cr / 42CrMo4Alloy SteelSuitable for high torque and temperature applications

Size Range

ParameterRange
Diameter (Ø)6 mm to 60 mm (custom: up to 120 mm)
Length50 mm to 1200 mm (custom length available)
ToleranceH7 / h8 / h9 / as per drawing
FinishBright Ground / Chrome Plated / Blackodised

Surface Treatments

TreatmentPurpose
Hard Chrome PlatingCorrosion resistance and wear protection
Black Oxide CoatingRust prevention and smooth rotation
Nitriding / HardeningIncreased surface hardness and lifespan
Polished FinishReduced friction and noise

Applications

  • Submersible Pump Motors
  • FHP Motors
  • Industrial Motors
  • Domestic Pumps
  • Cooler Motors
  • Agricultural Pumps
  • Compressor Motors
  • HVAC Fans & Blowers
  • Electric Vehicles (EV Motor Drives)

Industries Served

  • Pump Industry
  • Motor Manufacturing
  • Automotive Components
  • Home Appliances
  • Industrial Machinery
  • HVAC Industry
  • Electric Motors

OEM Customization Available

Shafts can be manufactured as per sample, drawing, or application requirement. Options include:

  • Heat treatment
  • Critical dimension control
  • Export packaging