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2020 Caterpillar 312D

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Product Description

This 2020 Caterpillar 312D excavator delivers reliable performance for mid-sized earthmoving operations. Currently located in Fujian, China, this machine demonstrates efficient fuel consumption, operating smoothly at moderate throttle settings while maintaining strong digging performance. The 312D series is known for its balanced combination of power and operational economy, making it suitable for site development, utility work, and general excavation tasks.

  • Year: 2020
  • Model: Caterpillar 312D
  • Location: Fujian, China
  • Operating Condition: Efficient fuel consumption at partial throttle
  • Application: General excavation, site preparation, utility installation

The operator reports smooth operation with economical fuel usage, indicating well-maintained hydraulic systems and engine performance. Ideal for contractors seeking a dependable mid-range excavator with proven Caterpillar reliability and parts availability throughout the Asia-Pacific region.

SpecificationsValue
No.1084685
Tonnage (tons)12
Working weight (kg)12920
Bucket capacity (m³)0.52
Boom length (mm)2800
Rod length (mm)3000
Country of originXuzhou
powerTraditional power
manufacturerJoint venture/Import
bucketbackhoe
Engine typeC4.2ACERT
Rated power (kw/rpm)72/2200
Cooling modewater-cooling
Cylinder diameter × stroke (mm)102 x 130
Displacement (L)4.25
Rotation speed (rpm)12.4
Climbing ability (%)70/35 °
Bucket digging force (kN)96
Rod digging force (kN)62
Travel speed (km/h)3.4/5.5
Maximum flow of main pump (l/min)127
Traveling Hydraulic Circuit (Mpa)3.5
Rotary Hydraulic Circuit (Mpa)2.3
Hydraulic crushing pipeline is standardno
Working Hydraulic Circuit (Mpa)3.05
Pilot Oil Circuit (MPa)4.12
Bucket cylinders - Number × diameter × stroke (mm)100 x 939
Bucket rod cylinders - Number × diameter × stroke (mm)120 x 1197
Boom cylinders - Number × diameter × stroke (mm)110 x 1015
Fuel Tank (L)250
Hydraulic Tank (L)150
Engine Oil changes (L)19.5
Coolant (L)17.9
Hydraulic System (L)162(including fuel tank)
Total transport length (mm)7590
Total transport width (mm)2590
Total transport height (mm)2970
Full cab height (mm)2760
Counterweight ground clearance (mm)915
Minimum ground clearance (mm)430
Total track length (mm)3490
Track gauge (mm)1990
Track plate width (mm)500
Total track width (mm)2590
Track ground length (mm)2780
Maximum digging depth (mm)5840
Maximum excavation height (mm)8580
Maximum unloading height (mm)6210
Maximum vertical digging depth (mm)5160
Bulldozer lift or depth (mm)No bulldozer
Dodging plate width × height (mm)No bulldozer
Maximum excavation radius of stop surface (mm)8430
Maximum effective digging depth (mm)5640
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Overview

No.1084685

Brand Name:

Caterpillar

Model Number:

312D

Year:

2020

Location:

Fujian China

Pub Date

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