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Standard Elevated Headstocks

Synchronised elevating headstock and tailstock systems.
EST models

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Home » Headstock & Tailstocks » EST Elevating Headstocks

EST Series

Smooth, safe and controlled rotation with Key Plant Elevating ST series, a variable height, synchronised headstock and tailstock system.

The system also offers stationary and floor rail options.

CAPACITY RANGE
10,000lb (4536kg) – 55,000lb (24,948kg) 

Specialised designs can be built to suit larger or unique components.

Elevating ST headstock and tailstocks for handling workpieces from 10,000lb to 55,000lb

Maximise flexibility, safety and productivity for standard to heavy duty applications

Whether welding manually or by automation.

A Key Plant elevating headstock for heavy duty vessels

EST specification

Please scroll horizontally to see all model comparisons.

ModelEST10EST20EST35EST55
Capacity10,000lb (4,536kg) C of G at 6in (152mm)
Eccentricity at 6in (152mm)
20,000lb (9,072kg) C of G at 6in (152mm)
Eccentricity at 6in (152mm)
35,000lb (15,876kg) C of G at 6in (152mm)
Eccentricity at 6in (152mm)
55,000lb (24,947kg) C of G at 6in (152mm)
Eccentricity at 6in (152mm)
Rotation Speed0.07rpm – 1rpm0.07rpm – 1rpm0.07rpm – 0.66rpm0.07rpm – 0.66rpm
Rotation Motors3hp (2.2kW)4hp (3.0kW)5hp (4.0kW)5hp (4.0kW)
Table Diameter48in (1219mm)48in (1219mm)60in (1524mm)60in (1524mm)
Degree of Table Rotation360 degrees360 degrees360 degrees360 degrees
Elevation Travel55in (1397mm)55in (1397mm)68.5in (1740mm)62in (1575mm)
Elevation Motor3hp (2.2kW)4hp (3.0kW)5hp (4.0kW)7.5hp (5.5kW)
Primary Input Power380 to 480V, 3 Phase, 50/60Hz
(optional 600V, 3 Phase, 60Hz available)
380 to 480V, 3 Phase, 50/60Hz
(optional 600V, 3 Phase, 60Hz available)
380 to 480V, 3 Phase, 50/60Hz
(optional 600V, 3 Phase, 60Hz available)
380 to 480V, 3 Phase, 50/60Hz
(optional 600V, 3 Phase, 60Hz available)
Input Current at Rated Load12 amps16 amps32 amps32 amps
Ground Capacity600 amps600 amps600 amps600 amps
Control Capability OptionPush button pendant, 33ft (10m) control cable.
Optional: graphic interface via 32″ monitor
Push button pendant, 33ft (10m) control cable.
Optional: graphic interface via 32″ monitor
Push button pendant, 33ft (10m) control cable.
Optional: graphic interface via 32″ monitor
Push button pendant, 33ft (10m) control cable.
Optional: graphic interface via 32″ monitor
Pendant Control FunctionsTable forward/stop/reverse  |  Variable speed
Elevate up/elevate down  |  Emergency Stop
Table forward/stop/reverse  |  Variable speed
Elevate up/elevate down  |  Emergency Stop
Table forward/stop/reverse  |  Variable speed
Elevate up/elevate down  |  Emergency Stop
Table forward/stop/reverse  |  Variable speed
Elevate up/elevate down  |  Emergency Stop
Height132in (3353mm)132in (3353mm)145in (3683mm)145in (3683mm)
Width54in (1372mm)54in (1372mm)58in (1473mm)58in (1473mm)
Weight4,000lb (1800kg)4,409lb (2000kg)5,511lb (2500kg)6,614lb (3000kg)
Inside Track Width (Tailstock)47in (1194mm)47in (1194mm)53in (1346mm)53in (1346mm)

Need something bigger? Contact us about our EHD Series.

For heavy duty capacities from 55,000lb and beyond.

Custom built Heavy duty elevating headstock and tailstock system

Other headstock options

Check out our HSC fixed height, HSVP fixed height, Port-a-Lift and hollow bore headstock range.

Key Plant HSC fixed height headstock and tailstocks with 3 jaw self centering chuck

HSC series

Our fixed height HSC headstock models are ideal for use in pipe shops.

Learn more

Key Plant HSVP fixed height positioners

HSVP series

Our fixed height HSVP headstock models, like the HSC are ideal for use in pipe shops

Learn more

Key Plant Port a lift powered elevating headstock and tailstocks

PAL series

The Port-A-Lift is a powered headstock and tailstock. Capacities up to 50,000lb.

Learn more

Hollow bore with heavy duty self centering jaw

HBHS series

Hollow bore fixed height headstocks with a heavy duty 3 jaw self-centering clamp.

Learn more

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