Komatsu WA600-6 Steel Mill » General Equipment & Supplies, Inc.

Komatsu WA600-6 Steel Mill

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Komatsu-integrated design for exceptional value, reliability and versatility. Hydraulics, powertrain, frame, and all other major components are engineered by Komatsu. You get a machine whose components are designed to work together for higher production and reliability. Now add the Komatsu designed Steel Mill Arrangement with guarding and heat protection specifically matched to the WA600-6 resulting in a loader that handles hot slag and stays working longer for increased productivity.


Model   Komatsu SAA6D170E-5
Type   Water-cooled, 4-cycle
Aspiration   Turbocharged, aftercooled, cooled EGR
Number of cylinders   6
Bore x stroke 6.69" x 6.69" 170 mm x 170 mm
Piston displacement 1413 in³ 23.15 ltr
Governor   all-speed, electronic
SAEJ1995 - Gross 530 HP 396 kW
ISO 9249 / SAEJ1349 - Net 527 HP 393 kW
Hydraulic fan at maximum speed 502 HP 374 kW
Rated rpm   1800 rpm
Fan drive method for radiator cooling   Hydraulic
Fuel system   Direct injection
Lubrication system:    
Method   Gear pump, force lubrication
Filter   Full-flow type
Air cleaner   Dry type with double elements and dust evacuator, plus dust indicator
Torque converter Type   3-element, single-stage, double-phase
Transmission Type   Full-powershift, planetary type
Travel speed measured with 35/65-33 tires: Forward Reverse
1st 4.2 mph  4.5 mph 
  6.7 km/h 7.3 km/h
2nd 7.3 mph  8.0 mph 
  11.7 km/h 12.8 km/h
3rd 12.6 mph  13.7 mph 
  20.3 km/h 22.0 km/h
4th 21.0 mph  23.0 mph 
  33.8 km/h 37.0 km/h
Axles and Final Drives    
Drive system   Four-wheel drive.
Front   Fixed, full-floating.
Rear   Center-pin support, full-floating, 26° total oscillation.
Reduction gear   Spiral bevel gear.
Differential gear   Conventional type
Final reduction gear   Planetary gear, single reduction
Service brakes:   Hydraulically actuated, wet disc brakes actuate on four wheels
Parking brake:   Wet disc brake
Emergency brake   Parking brake is commonly used
Steering System    
Type   Articulated type, full-hydraulic power steering
Steering angle   43° each direction.
Minimum turning radius at the center of outside tire 23'3" 7075 mm
Hydraulic System    
Steering system:    
Hydraulic pump   Piston pump
Capacity at rated rpm 43.1 U.S. gal/min 163 ltr/min
Relief valve setting 4,980 psi 350 kgf/cm²
Hydraulic cylinders:    
Type   Double-acting, piston type
Number of cylinders   2
Bore x stroke 4.5" x 20" 115 mm x 510 mm
Loader control:    
Hydraulic pump   Piston pump
Capacity at rated rpm 63.1 + 63.1 U.S. gal/min 239 + 239 ltr/min
Relief valve setting 4,980 psi 350 kgf/cm²
Hydraulic cylinders:    
Type   Double-acting, piston type
Number of cylinders: Bore x Stroke Bore x Stroke
Boom cylinder / 2 7.9" x 42" 200 mm x 1067 mm
Bucket cylinder / 1 8.9" x 30.6" 225 mm x 776 mm
Control valve   2-spool type
Control positions:    
Boom   Raise, hold, lower, and float
Bucket   Tilt-back, hold, and dump
Hydraulic cycle time (rated load in bucket)    
Raise   9.3 sec
Dump   2.3 sec
Lower (Empty)   4.1 sec
Service Refill Capacities    
Cooling system 38.8 U.S. gal 147 ltr
Fuel tank 189.7 U.S. gal 718 ltr
Engine 22.7 U.S. gal 86 ltr
Hydraulic system 117.0 U.S. gal 443 ltr
Axle (each front and rear) 41.0 U.S. gal 155 ltr
Torque converter and transmission 21.9 U.S. gal 83 ltr