► EHI | Key Steels

Precision Shaft Locking Material for Power Transmission Assembly

Power transmission begins with positive mechanical engagement. Without correctly sized key steel, rotating components slip, shear or lose alignment under load which leads to premature failure. EHI Key Steel is built for Australian trade environments where shafts, hubs & rotating assemblies must transfer torque reliably across industrial, mechanical & maintenance applications. These components operate within broader Power Transmission systems used throughout workshops & plant environments.

Correct use starts with accurate sizing. EHI Key Steel is cut to length then fitted into shaft keyways to lock pulleys, gears or couplings in position. Proper fit ensures torque transfers directly through the shaft without movement which improves reliability when assembling systems with Keys & Keyways.

Once installed, load distribution becomes critical. Maintenance crews rely on key steel to prevent rotational slip during startup, shutdown or variable speed operation across motors & drives.

As assemblies expand, component compatibility matters. Key steel is frequently used alongside Taper Lock Bushes & Hubs to maintain concentric alignment between shafts & mounted components.

Mechanical assemblies often require precise positioning. Fitters commonly combine key steel with Couplings & Clutches to ensure torque is transmitted smoothly without backlash or uneven wear.

Workshop preparation supports accuracy. Key steel is typically measured, cut & deburred at Workbenches before installation to ensure clean engagement with mating components.

Service environments add operational stress. Rotating equipment experiences vibration, heat & cyclic loading which makes durable key steel essential for long-term performance.

Safe fitting remains essential. Crews regularly handle key steel while wearing Safety & Personal Protective Equipment, especially during assembly or maintenance of rotating machinery.

What’s in This Collection:

► Square Key Steel
‣ Used for standard shaft keyways

► Rectangular Key Steel
‣ Suitable for higher load applications

► Precision Machined Profiles
‣ Ensures accurate fit

► Trade-Grade Steel Material
‣ Built for torque transfer

► Multiple Size Options
‣ Supports varied shaft dimensions