| Automatic Grade: | Full-Automatic |
|---|---|
| Warranty: | Yes |
| After-sales Service: | Yes |
| Total Length of Transport (mm): | 7590 |
| Total Transport Width (mm): | 2590 |
| Total Transport Height (mm): | 2970 |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier The advantages of the 312D excavator include:
1. Powerful power system: The 312D excavator is equipped with it's self-developed engine, which has high power and high torque output, which can provide strong digging ability and efficient running performance.
2. Flexible operation performance: The 312D excavator has a flexible steering system and a smooth operating feel, which is convenient for the driver to carry out precise digging operations. At the same time, the excavator is also equipped with a variety of working modes and auxiliary functions to adapt to different operational needs.
3. Sturdy and durable structure: The 312D excavator adopts the main structure made of high-strength steel, which has excellent compression and torsion resistance, and can maintain stable and reliable working conditions in harsh working environments.
4. Convenient maintenance: Several key components of the 312D excavator are designed modularly, which is convenient for repair and replacement. At the same time, the excavator is also equipped with an intelligent monitoring system, which can monitor and diagnose the working status of the equipment in real time and improve maintenance efficiency.
5. Comfortable driving environment: The cab of the 312D excavator adopts a humanized design, equipped with comfortable seats and multi-function instrument panels, so that the driver can enjoy a better riding experience during long-term operation. In short, the 312D excavator has the advantages of powerful power system, flexible operation performance, rugged construction, easy maintenance and comfortable driving environment, and is suitable for various earthmoving and building construction scenarios
Detailed data
| specification | |
| The working weight of the whole machine (kg) is | 12920 |
| Bucket capacity (m³) | 0.52 |
| Boom length (mm) | 2800 |
| Stick length (mm) | 3000 |
| Place of origin | Xuzhou |
| Tonnage (t) | 12 |
| Power | Traditional power |
| performance | |
| Swing speed (rpm) | 12.4 |
| Walking speed (km/h) | 3.4/5.5 |
| Climbing ability (%) | 70/35° |
| Bucket digging force (kN) | 96 |
| Stick digging force (kN) | 62 |
| dynamical system | |
| Engine | C4.2ACERT |
| Rated power (kw/rpm) | 72/2200 |
| Displacement (L) | 4.25 |
| Bore × stroke (mm) | 102×130 |
| Cooling method | water cooling |
| Hydraulics | |
| The maximum flow rate of the main pump (l/min) is | 127 |
| Working hydraulic oil circuit (Mpa) | 3.05 |
| Traveling hydraulic circuit (Mpa) | 3.5 |
| Slewing hydraulic circuit (Mpa) | 2.3 |
| Pilot oil circuit (MPa) | 4.12 |
| Boom cylinders - number of × bore × stroke (mm) | 110*1015 |
| Stick cylinders - number× bore× stroke (mm) | 120*1197 |
| Bucket cylinders - number× bore × stroke (mm) | 100*939 |
| Oil capacity | |
| Fuel tank (L) | 250 |
| Hydraulic tank (L) | 150 |
| Hydraulics (L) | 162(including oil tank) |
| Engine oil change (L) | 19.5 |
| Coolant (L) | 17.9 |
| Body size | |
| Total length of transport (mm) | 7590 |
| Total transport width (mm) | 2590 |
| Transport total height (mm) | 2970 |
| Cab height (mm) | 2760 |
| Counterweight ground clearance (mm) | 915 |
| Track ground length (mm) | 2780 |
| Total width of the track (mm) | 3490 |
| Track shoe width (mm) | 500 |
| Total width of the track (mm) | 2590 |
| Track gauge (mm) | 1990 |
| Minimum ground clearance (mm) | 430 |
| Scope of work | |
| Maximum excavation radius (mm) | 8430 |
| Maximum digging depth (mm) | 5840 |
| Maximum excavation height (mm) | 8580 |
| Maximum dump height (mm) | 6210 |
| Maximum vertical digging depth (mm) | 5160 |
| Maximum effective digging depth (mm) | 5640 |
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Our Services
1. Pick you up at airport & hotel. 2. Show you around the sights of Shanghai. 3. Price is negotiable as we do business at low profit just for future business with you. 4. Our professional shipping forwarder can arrange all the shipping works efficiently. 5. We have very professional team to solve all problems for you. 6. All photos and data are accurately and timely provided.7. All machines are imported legally with complete procedures.
why can we trust you?
1) We can offer you the professional service and try our best to solve you any problem.
2) Updated pictures and information for your reference.
3) We are specialized in the international trade of used construction machinery for many years.
2. How is the quality of the machine exported from your country?
All of the machines we export are in excellent condition and ready to work.
3. What is your payment?
Usually T/T(30% deposit+70% balance),other payment can negotiate.
Suppliers with verified business licenses
Audited Supplier 
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