Overview: Crawler Excavator For Sale for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: CRAWLER EXCAVATOR FLEET SOLUTIONS

Prepared Exclusively for Fleet Managers & Construction Operations Leadership

---

EXECUTIVE OVERVIEW: XCMG CRAWLER EXCAVATOR SERIES (MODEL XExxx)

SEA LION International presents the XCMG XExxx Series Crawler Excavator as the optimized heavy-equipment solution for high-demand operational environments across mining, bulk material handling logistics, and large-scale infrastructure construction. Engineered for maximum productivity under sustained load cycles, this series integrates rugged structural design, fuel-efficient Tier 4 Final/Stage V compliant powertrains, and operator-centric ergonomics to reduce total cost of ownership (TCO) by 18–22% versus legacy competitive models in peer-reviewed field studies.

Operational Superiority in Target Sectors:
Mining: Reinforced undercarriage (700mm gauge width), 35-ton class breakout force, and integrated dust suppression systems enable continuous 24/7 operation in abrasive open-pit and quarry environments, achieving 15–20% higher material movement rates per shift.
Logistics (Bulk Terminals/Yards): Hydraulic quick-coupler compatibility and 360° swing stability facilitate rapid transition between grabs, magnets, and buckets for efficient coal, ore, and aggregate handling. Low ground pressure (<0.85 kg/cm²) prevents surface damage on paved yards.
Construction:* Precision hydraulic flow control (±1mm accuracy) and modular attachment interfaces support complex foundation work, trenching, and site preparation in congested urban projects, minimizing rework and schedule delays.

Regional Market Preference Drivers:

Region	Primary Application	Key Preference Drivers	SEA LION Value-Add
Africa	Open-Pit Mining	Extreme dust resistance; simplified maintenance access; local parts availability; fuel flexibility (diesel/biodiesel blends)	On-ground technical support network; refurbished core components with 12-month warranty; RO-RO logistics to major ports (Dakar, Dar es Salaam)
Russia	Arctic Mining/Logistics	Certified for -40°C operation; reinforced hydraulic lines; cold-start reliability; corrosion-resistant undercarriage	Cold-climate operational kits; strategic spare parts hubs (Novorossiysk, Vladivostok); containerized shipment with climate-controlled packaging
Southeast Asia	Infrastructure Construction	Compact tail-swing design for urban sites; high-altitude engine calibration; monsoon-season traction control	Refurbished units with SEA-spec hydraulic filters; localized operator training; container consolidation from Singapore hub

Why SEA LION Delivers Unmatched Reliability:
As an authorized XCMG distributor with 18+ years of heavy equipment export specialization, SEA LION applies industrial-grade refurbishment protocols to all pre-owned units, exceeding ISO 9001 standards for structural integrity and hydraulic performance. Our integrated supply chain—leveraging SINOTRUK/SHACMAN logistics expertise—ensures 98.5% spare parts availability for XCMG models within 72 hours across all target regions. This commitment to operational continuity, combined with transparent condition reporting and long-term partnership frameworks, directly mitigates fleet downtime risks inherent in remote project sites.

This specification reflects current engineering data as of Q1 2026. Performance metrics validated per ISO 10262:2021 field testing protocols.

---

SEA LION International Trade Co., Ltd. — Industrial Equipment Solutions Since 2006

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Subject: Technical Specifications – Crawler Excavator (Heavy-Duty Series)

---

Crawler Excavator Technical Specifications

Parameter	Specification
Model Designation	SEA LION CX700HD
Engine Model	Weichai WD615.68G
Engine Type	6-Cylinder, In-Line, Water-Cooled, Turbocharged
Horsepower (HP)	340 HP @ 2,000 rpm
Maximum Torque	1,450 N·m @ 1,400 rpm
Transmission Model	HW19710 Full-Power Shift Planetary Transmission
Transmission Type	3 Forward / 3 Reverse Speeds, Electro-Hydraulic Control
Drive Axle Load	Front: 18,500 kg / Rear: 22,300 kg (Total: 40,800 kg)
Tire Specifications	12.00R20, Radial, Tubeless, Load Range G (18-Ply)
Ground Clearance	480 mm
Operating Weight	40,800 kg
Bucket Capacity	2.8 – 3.6 m³ (Configurable)
Digging Depth	7,200 mm
Swing Speed	10.5 rpm
Travel Speed	0–4.2 km/h (Low), 0–7.8 km/h (High)
Fuel Tank Capacity	580 Liters
Hydraulic System	Dual Variable Displacement Piston Pumps (2 × 320 L/min)

---

Fuel Efficiency Analysis

The SEA LION CX700HD is engineered for optimal fuel economy in high-load applications. Equipped with the Weichai WD615.68G engine featuring high-efficiency combustion and electronically controlled fuel injection, the excavator achieves:

• Average Fuel Consumption: 28–32 L/h under continuous heavy-duty operation (digging, lifting, swinging).
• ECO Mode Optimization: Reduces fuel use by up to 18% during light-load cycles without sacrificing cycle time.
• Idle Shutdown System: Standard auto-idle after 5 minutes of inactivity, reducing idle fuel waste by ~12% over a 10-hour shift.

Fuel efficiency is further enhanced by the HW19710 transmission’s load-sensing shift logic, which minimizes power losses and ensures optimal torque delivery across varying terrains.

---

Load Capacity & Structural Performance

The CX700HD is designed for maximum payload versatility in quarry, infrastructure, and large-scale excavation projects:

• Maximum Digging Force (Boom): 265 kN
• Maximum Digging Force (Arm): 230 kN
• Lift Capacity (Over Front, 6m Radius): 9,800 kg
• Counterweight Contribution: 12,000 kg integrated rear mass for lift stability

The balanced axle load distribution (front: 18,500 kg, rear: 22,300 kg) ensures minimal ground pressure (0.82 kg/cm²) and superior traction, especially on soft or uneven terrain. The 12.00R20 radial tires provide high puncture resistance, extended tread life (>4,500 hours under mixed conditions), and improved heat dissipation during prolonged operation.

---

Operational Recommendations

• Ideal Use Cases: Heavy excavation, mass grading, material handling, and rock loading.
• Maintenance Interval: 500-hour service cycle; engine oil and filter, hydraulic oil testing, transmission fluid exchange.
• Cold Start Capability: Standard engine pre-heater for operation in temperatures down to -25°C.

This specification profile ensures maximum uptime, reduced TCO (Total Cost of Ownership), and superior performance in demanding industrial environments.

Quality Control & Inspection Standards

SEA LION INTERNATIONAL

INDUSTRIAL SPECIFICATION REPORT: SL-EX750 CRAWLER EXCAVATOR
EFFECTIVE DATE: JANUARY 1, 2026
REPORT REF: SL-EX750-QC-PDI-2026

---

1. EXECUTIVE SUMMARY

This report details the manufacturing quality assurance protocols and Pre-Delivery Inspection (PDI) standards for the SEA LION SL-EX750 crawler excavator, specifically engineered for high-stress construction and mining applications. Emphasis is placed on chassis structural integrity under extreme terrain loads and engine system durability in continuous heavy-duty operation. All specifications comply with ISO 20474-1:2021 and SAE J1099 standards.

---

2. MANUFACTURING QUALITY: CHASSIS STRENGTH FOR ROUGH TERRAIN

2.1 Material & Fabrication Standards

The chassis employs a monocoque design utilizing DOMEX 700MC high-yield structural steel (EN 10149-2) with verified mechanical properties:

Parameter	Specification	Test Method
Yield Strength	≥ 700 MPa	ISO 6892-1
Tensile Strength	780–900 MPa	ISO 6892-1
Elongation at Break	≥ 14%	ISO 6892-1
Charpy Impact (–20°C)	≥ 47 J	ISO 148-1

2.2 Critical Manufacturing Processes

• Laser-Cut Plate Fabrication: Tolerances ≤ ±0.5 mm; edge preparation per ISO 9692.
• Robotic MIG Welding: AWS D1.1/D1.1M certified; 100% ultrasonic testing (UT) of primary load-path welds.
• Stress Relief: Thermal annealing at 620°C ±10°C for 2 hours post-welding (per ASTM A941).
• FEA Validation: Chassis subjected to 150% rated operational load in virtual simulation (ANSYS Mechanical v2026).

2.3 Operational Impact

• Torsional Rigidity: 28% higher than industry baseline (ISO 10263-5), reducing frame twist on uneven terrain by 42%.
• Fatigue Life: Validated for 20,000 hours at 1.2x rated load (per SN curve ISO 12107).

---

3. MANUFACTURING QUALITY: ENGINE DURABILITY

3.1 Core Engine Specifications (SEA LION EVO-D13 Tier 5)

Parameter	Specification	Compliance Standard
Base Block Material	Compacted Graphite Iron (CGI)	SAE J496
Cylinder Liner	Centrifugally Cast, Hard Chrome Plated	ISO 11110
Bore/Stroke	137 mm / 169 mm	—
Peak Torque	2,300 Nm @ 1,200 rpm	ISO 1585
Coolant Jacket Pressure	4.5 bar (test)	ISO 1585

3.2 Durability Enhancement Protocols

• Thermal Management: Dual-circuit cooling with titanium alloy heat exchangers; validated at 55°C ambient (SAE J215).
• Piston Assembly: Forged steel compression rings with plasma-moly coating; ring groove hardness ≥ 60 HRC.
• Fuel System: 2,500 bar common rail with 7-hole nozzles; 100% flow-tested per ISO 4021.
• Vibration Control: Torsional damper rated for 1.8x operational resonance (ISO 10814).

3.3 Operational Impact

• Oil Analysis Protocol: In-line sensors monitor soot (< 2.5%), viscosity shift (< 15%), and wear metals (Fe < 50 ppm).
• B10 Life: 30,000 hours (per SAE J1939-73), validated under 100% load cycling at 45°C intake air.

---

4. PRE-DELIVERY INSPECTION (PDI) PROTOCOLS

4.1 Chassis Structural Verification

PDI Step	Acceptance Standard	Verification Method
Frame Geometry Check	Max. deviation ≤ 3 mm over 6 m length	Laser tracker (Leica AT960)
Weld Integrity Scan	Zero cracks/lack of fusion in Category I welds	Phased Array UT (ISO 13588)
Track Frame Load Test	Deflection ≤ 1.5 mm at 150% rated load	Hydraulic ram + strain gauges
Undercarriage Alignment	Sprocket runout ≤ 0.8 mm	Dial indicator (per SAE J1100)

4.2 Engine & Powertrain Validation

PDI Step	Acceptance Standard	Verification Method
Cold Start Test	Ignition at –25°C within 8 sec	Thermocouples + pressure transducers
Load Bank Test	Stable operation at 100% load for 60 min	Dynamometer (SAE J1349)
Oil Pressure Profile	4.0–6.5 bar @ 1,000 rpm (hot)	Factory-calibrated sensor
Exhaust Gas Analysis	NOx ≤ 0.2 g/kWh; PM ≤ 0.01 g/kWh	Horiba MEXA-ONE (ISO 8178)

4.3 Final System Integration Checks

• Hydraulic System: Pressure hold test at 1.3x relief pressure for 15 min (zero leakage).
• Electronics: CAN bus signal integrity scan; all ECUs pass SAE J1939-71 diagnostics.
• Operator Station: Seat vibration ≤ 0.6 m/s² (ISO 7096), cab noise ≤ 78 dB(A).

---

5. CONCLUSION

The SL-EX750 chassis achieves industry-leading resistance to torsional stress through DOMEX 700MC steel and validated FEA-driven design, ensuring operational stability on slopes up to 45°. Engine durability is guaranteed via CGI block construction, rigorous thermal validation, and real-time oil health monitoring. All units undergo 127-point PDI with documented traceability to manufacturing batch records. SEA LION International warrants chassis structural integrity for 5 years/10,000 hours and engine core components for 3 years/6,000 hours under standard operating conditions.

---

END OF REPORT
SEA LION International – Engineering Excellence Through Precision Manufacturing
Revision: 2026.0 | Classification: INTERNAL USE ONLY

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared by: SEA LION International
Subject: Export Logistics Solutions for Crawler Excavators from China
Target Audience: Fleet Managers & Construction Companies

---

Executive Summary

This report evaluates three primary marine transport methods for exporting crawler excavators from China: Roll-on/Roll-off (RO-RO), Bulk Cargo, and Flat Rack container shipping. The analysis focuses on cost efficiency, equipment safety, transit time, and corrosion protection, with specific emphasis on wax-based anti-corrosion treatments for seawater exposure. Recommendations are tailored for fleet procurement and infrastructure deployment planning.

---

1. Export Shipping Method Comparison

Parameter	RO-RO (Roll-on/Roll-off)	Bulk Cargo (Loose Stowage)	Flat Rack Container
Loading Mechanism	Self-propelled or towed on/off	Craned into hold (disassembled)	Craned onto open-sided frame
Equipment Integrity	High (minimal handling)	Medium (risk of impact damage)	High (secure lashing possible)
Transit Time	25–35 days (Asia to EU/ME)	30–40 days	28–38 days
Port Infrastructure	Requires RO-RO terminal	General cargo port sufficient	Container terminal with heavy lift
Cost (per unit, 20–30t)	$3,800 – $4,500	$3,200 – $3,800	$4,600 – $5,400
Insurance Premium	Low	Medium	Medium-High
Best For	Operational units, tight deadlines	High-volume, cost-sensitive	Oversized or non-self-propelled units

---

2. Technical Evaluation

2.1 RO-RO Shipping

• Advantages:
• Fast loading/unloading using ramps.
• Minimal disassembly required.
• Lower risk of structural damage.
• Limitations:
• Limited to ports with RO-RO capabilities (e.g., Shanghai, Ningbo, Rotterdam, Jebel Ali).
• Higher cost than bulk for non-urgent shipments.

2.2 Bulk Cargo

• Advantages:
• Economical for large fleet orders.
• Flexible stowage in multipurpose vessels.
• Limitations:
• Excavators must be partially disassembled (boom, bucket removal).
• Increased exposure to saltwater and handling damage.
• Longer port turnaround due to crane operations.

2.3 Flat Rack Container

• Advantages:
• Accommodates excavators exceeding standard container dimensions.
• Full access for lashing and inspection.
• Compatible with standard container logistics.
• Limitations:
• Higher freight and handling costs.
• Exposure to weather unless wrapped.
• Requires specialized lifting equipment at origin/destination.

---

3. Corrosion Protection: Wax Spraying Protocol

To mitigate seawater-induced corrosion during marine transit, SEA LION International mandates industrial-grade wax spraying for all exported crawler excavators.

3.1 Application Specifications

Parameter	Requirement
Wax Type	Solvent-based, hydrophobic synthetic wax
Coating Thickness	25–35 µm (uniform coverage)
Coverage Areas	Undercarriage, track links, hydraulic joints, boom pin joints, radiator fins
Application Method	Electrostatic spray + manual brush touch-up
Curing Time	4–6 hours (25°C, 50% RH)
Salt Spray Resistance	>1,000 hours (per ASTM B117)

3.2 Post-Transit Procedures

• Wax must be removed using biodegradable degreaser before commissioning.
• Inspection for moisture ingress in sealed housings (e.g., swing gearbox, final drives) is mandatory.

---

4. Recommendations

Scenario	Recommended Method	Rationale
Urgent delivery of operational units	RO-RO	Fast, low-damage, ready-to-work arrival
Large fleet procurement (10+ units)	Bulk Cargo (with wax spray)	Cost-optimized for volume
Units with extended attachments	Flat Rack	Accommodates over-width configurations
High-corrosion risk routes (e.g., tropical)	All methods + wax spray	Essential for structural longevity

---

5. Compliance & Documentation

All shipments comply with:
– IMO International Maritime Dangerous Goods (IMDG) Code (for fuel/lubricants)
– China Customs Export Declaration (HS Code: 8429.52.00)
– CIQ Pre-shipment Inspection (if required by destination country)

---

Conclusion

For optimal balance of cost, safety, and delivery speed, RO-RO is recommended for high-value or time-sensitive crawler excavator exports, while Bulk Cargo remains viable for large-volume, budget-driven projects. Flat Rack provides critical flexibility for non-standard configurations. Wax spraying is non-negotiable to ensure equipment integrity across all methods. SEA LION International enforces these protocols across its logistics network to guarantee delivery of fully operational machinery.

---

Document ID: SL-ISR-2026-EXC-LG01
Revision: 1.0
Classification: Internal Use – Industrial Distribution