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2020 Caterpillar 312D

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Product Description

Used 2020 Caterpillar 312D hydraulic excavator, located in Guangdong, China, and available for inspection.

  • Year: 2020
  • Brand: Caterpillar
  • Model: 312D
  • Location: Guangdong, China
  • Condition: The three major assemblies — engine, hydraulic pump and travel motors — are dry, with no oil weeping or dripping observed
  • Hydraulics: Smooth and responsive, with consistent cycle times across the functions
  • Inspection: On-site trial run available at the jobsite

The machine has been kept in working condition and is offered as a straight used unit, not a rebuilt one. A full working demonstration can be arranged at the site, and buyers are welcome to send their own technician or a third-party inspector before purchase. Loading and shipping can be coordinated through nearby Guangdong ports for export. Additional photos and a walk-around video are available on request.

SpecificationsValue
No.1156712
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.1156712

Brand Name:

Caterpillar

Model Number:

312D

Year:

2020

Location:

Guangdong China

Pub Date:

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