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2020 Caterpillar 312D

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Product Description

This 2020 Caterpillar 312D2 hydraulic excavator represents a dependable mid-size solution for construction and earthmoving operations. Currently located in Zhejiang, China, this machine combines Caterpillar's proven engineering with practical operational capabilities suitable for contractors and rental fleets.

The 312D2 model features a robust hydraulic system designed for consistent performance in demanding applications including trenching, loading, and site preparation. Its operating weight and engine configuration deliver a balanced combination of power and fuel efficiency for extended workdays.

  • Year of Manufacture: 2020
  • Model: Caterpillar 312D2
  • Category: Medium Hydraulic Excavator
  • Current Location: Zhejiang Province, China
  • Suitable for: General construction, excavation, material handling

This used excavator offers buyers an opportunity to acquire proven Caterpillar technology at a competitive price point. Ideal for businesses seeking reliable equipment with established parts and service support worldwide.

SpecificationsValue
No.1070137
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.1070137

Brand Name:

Caterpillar

Model Number:

312D

Year:

2020

Location:

Zhejiang China

Pub Date

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