Overview: Second-Hand 64 Dump Truck for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW

Subject: Refurbished 6×4 Rigid Dump Truck Platform (Model Reference: HD-DT64 Series)
Prepared For: Fleet Managers & Construction Operations Leadership
Issuing Authority: SEA LION International Trade Co., Ltd. Engineering Division

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1. CORE VALUE PROPOSITION

The SEA LION-refurbished 6×4 rigid dump truck platform (HD-DT64 Series) delivers proven operational resilience and optimized total cost of ownership (TCO) for demanding bulk material transport in mining, heavy construction, and regional logistics. Leveraging 18+ years of heavy truck export expertise and authorized partnerships with SINOTRUK, SHACMAN, and XCMG, this platform provides a certified, cost-effective alternative to new procurement without compromising on safety-critical performance or site availability. Targeted refurbishment protocols ensure >90% of core mechanical systems meet OEM-as-new tolerances, directly addressing fleet managers’ primary concerns: minimizing unplanned downtime and mitigating capital expenditure risk in volatile markets.

2. PRIMARY APPLICATION SUITABILITY

This platform excels in three critical operational domains:

Application Sector	Key Operational Requirements	HD-DT64 Series Capability
Surface Mining (Open Pit)	High payload (30-40t), dust ingress resistance, steep grade climbing, rapid cycle times	Reinforced chassis frame; Sealed electrical systems; 350-430 HP diesel engines (Euro II/III); 60+ tonne GVWR; Optimized torque curve for <15% gradients
Heavy Civil Construction	Maneuverability on rough terrain, dump body durability, reliability in extended shifts	Articulated frame suspension option; Hardox® 450/500 dump bodies; 10,000-hour service intervals; Simplified hydraulic systems
Regional Bulk Logistics	Fuel efficiency on mixed roads, low maintenance complexity, parts availability	Road-optimized gearing; Standardized componentry across OEM partners; Direct access to SEA LION’s global spare parts network (<72hr critical parts dispatch)

3. REGIONAL MARKET PREFERENCE: AFRICA, RUSSIA, SOUTHEAST ASIA

The HD-DT64 Series demonstrates superior market fit in these regions due to specific operational and economic drivers:

• Africa: Dominates in gold/copper mining and infrastructure corridors due to rugged simplicity and dust mitigation. Refurbished units feature enhanced air filtration (multi-stage cyclonic), simplified cooling systems resistant to debris, and compatibility with lower-grade fuels. SEA LION’s in-region technical support hubs (South Africa, Ghana) ensure <5% mean time to repair (MTTR) for critical failures, directly supporting projects where new truck lead times exceed 18 months.
• Russia (Siberia/Far East): Preferred for permafrost road construction and mineral logistics due to verified cold-start reliability (-40°C operational certification) and robust driveline components. Refurbishment includes engine block heaters, arctic-grade lubricants, and reinforced undercarriage protection against ice abrasion. Alignment with GOST standards via SHACMAN/SINOTRUK heritage ensures regulatory compliance.
• Southeast Asia: Ideal for rapid infrastructure rollout (e.g., Indonesia’s IKN, Vietnam’s port expansions) due to right-sized payload (35-40t) and portability. Units are optimized for narrow access roads and high ambient temperatures. SEA LION’s containerized logistics solution enables direct delivery to remote project sites, bypassing congested major ports – a critical advantage over larger 8×4 configurations.

4. SEA LION VALUE-ADD: BEYOND THE TRUCK

Our competitive differentiation lies in industrial-grade transparency and lifecycle support:

• Refurbishment Standard (SL-REFURB-2026): Full disassembly; Non-destructive testing (NDT) of critical welds; Engine/transmission rebuild with OEM parts; Structural corrosion remediation; Full electrical system validation. Documented via digital refurbishment dossier.
• Parts Integrity: 100% genuine SINOTRUK/SHACMAN/XCMG components supplied through authorized channels – no aftermarket substitutes.
• Logistics Execution: Dedicated RO-RO vessel slots and container optimization for project-critical timelines; Customs clearance engineering for complex markets.

5. CONCLUSION

For fleet managers operating in capital-constrained, high-impact environments, the SEA LION-refurbished HD-DT64 Series represents a de-risked operational asset. Its documented field reliability in Africa’s mines, Russia’s extreme climates, and Southeast Asia’s dynamic construction zones, combined with SEA LION’s engineering-backed refurbishment and supply chain control, delivers measurable TCO reduction (22-30% vs. new equivalents) without operational compromise. This platform is not merely a cost-saving measure; it is a strategic enabler of project continuity and fleet scalability under challenging conditions.

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SEA LION International Trade Co., Ltd. Engineering Division | Rigorous Standards. Global Execution.

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Subject: Technical Evaluation – Second-Hand SINOTRUK HOWO 6×4 Dump Truck (Model ZZ3257N3841)

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This report provides a comprehensive technical assessment of the second-hand SINOTRUK HOWO 64 dump truck, widely deployed in heavy-duty construction and bulk material transport operations. The analysis focuses on core mechanical systems, operational efficiency, and payload performance to support fleet procurement and lifecycle planning decisions.

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Technical Specifications

Parameter	Specification	Notes
Truck Model	SINOTRUK HOWO ZZ3257N3841	6×4 Rigid Dump Truck
Engine Model	Weichai WD615.62	Inline 6-cylinder, water-cooled, turbocharged diesel
Engine Displacement	9.726 L	Complies with China III Emission Standards
Rated Power	336 HP @ 2,200 rpm	Peak output for heavy-grade performance
Max Torque	1,400 N·m @ 1,200–1,600 rpm	High low-end torque for steep inclines and loaded starts
Transmission	HW19710	10-speed manual (10F/2R), synchromesh design
Clutch	Dual-plate, Ø430 mm	Enhanced torque handling for frequent shifting
Front Axle Load	7,000 kg	Reinforced I-beam, disc brakes (optional)
Rear Tandem Axles	18,000 kg (dual reduction)	ST130 single-stage reduction or ST160 optional
Suspension	Multi-leaf parabolic springs (front & rear)	Optimized for rough terrain and durability
Tire Specification	12.00R20, 20-ply (Load Range G)	Tube-type, bias-ply construction; standard fitment
Tire Application	Off-road tread pattern	High cut/chip resistance for quarry and mine use
Fuel Tank Capacity	300–400 L (steel, side-mounted)	Dual tank option available on extended models
GVWR	25,000 kg	Total gross vehicle weight rating
Payload Capacity	15,000–16,500 kg	Depends on body configuration and regional regulations
Dump Body Volume	18–22 m³ (standard)	U-body or square-body; 5–8 mm wear plate steel

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Fuel Efficiency Analysis

Under mixed operational conditions (on-site haulage, 60% loaded grade climbing, 40% flat return), the Weichai WD615-powered HOWO 64 demonstrates a fuel consumption range of:

• Loaded Operation: 32–38 L/100 km
• Unloaded Return: 24–28 L/100 km
• Average Cycle Consumption: ~30–34 L/100 km

Fuel efficiency is influenced by transmission shift discipline, tire condition, and load management. The HW19710 transmission enables optimal gear staging, reducing lugging and improving specific fuel consumption (SFC). Retrofitting with auxiliary fuel filters and engine tuning can enhance efficiency by up to 8% in high-dust environments.

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Load Capacity & Structural Integrity

The 6×4 configuration with tandem rear axles delivers a rated rear load capacity of 18,000 kg, enabling legal payloads up to 16.5 metric tons depending on regional axle weight regulations. The frame rails (300 mm high, 8–10 mm thick) are engineered for prolonged stress cycles in quarry and road construction applications.

Key payload considerations:
– Body Reinforcement: Standard dump bodies use AR400-grade steel in high-wear zones.
– Weight Distribution: Optimized CG placement minimizes rear axle overloading.
– Overload Tolerance: Designed for intermittent 10–15% overloads; continuous overloading reduces drivetrain lifespan by up to 30%.

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Operational Recommendations

• Engine Maintenance: Monitor Weichai WD615 turbocharger and EGR system condition; carbon buildup is common in stop-start cycles.
• Transmission Care: Use SAE 80W-90 GL-5 gear oil; inspect synchronizers every 80,000 km.
• Tire Management: Rotate tires every 15,000 km; maintain 90–100 psi pressure for optimal life and fuel economy.
• Axle Lubrication: Rear axles require oil change every 40,000 km under heavy loads.

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Conclusion

The second-hand SINOTRUK HOWO 64 dump truck remains a cost-effective solution for mid-tier construction fleets, offering proven durability, accessible spare parts, and strong load performance. With proper maintenance, units in good condition can deliver 3–5 additional years of service in demanding environments. Fuel efficiency and payload reliability meet industry benchmarks for off-road vocational use, provided operational protocols are enforced.

Quality Control & Inspection Standards

SEA LION International

Industrial Specification Report: 2026
Subject: Manufacturing Quality & Pre-Delivery Inspection (PDI) Protocol for Certified Second-Hand Model ’64 Dump Truck
Target Audience: Fleet Managers, Construction Equipment Procurement Officers

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1. Executive Summary

SEA LION International’s Certified Second-Hand (CSH) Program subjects the Model ’64 Dump Truck to rigorous reconditioning and validation against original OEM specifications. This report details the manufacturing quality benchmarks inherent to the chassis/engine design and the enhanced PDI protocol ensuring operational readiness for high-stress construction environments. Focus areas: chassis structural integrity under dynamic off-road loads and engine system durability at extended service intervals.

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2. Manufacturing Quality Assessment

2.1 Chassis Strength for Rough Terrain

The Model ’64 chassis utilizes a monocoque ladder-frame design fabricated from high-yield structural steel (Grade ASTM A572 Gr. 50). Key quality attributes validated during CSH reconditioning:

Parameter	Specification (OEM Design)	CSH Verification Method	Pass/Fail Threshold
Frame Rail Yield Strength	345 MPa (min)	Ultrasonic Thickness + Hardness Test	≥ 345 MPa
Crossmember Weld Integrity	Full-penetration MIG welds	Dye Penetrant Inspection (DPI)	Zero cracks/porosity
Torsional Rigidity	18,500 Nm/deg (min)	Hydraulic Load Testing (150% GVWR)	≥ 17,000 Nm/deg
Axle Mounting Points	±1.5mm alignment tolerance	Laser Alignment System	≤ 2.0mm deviation

Critical Design Features:
– Reinforced Stress Zones: Additional gusseting at cab mounts, rear suspension hangers, and fifth-wheel interface (validated via FEA simulation logs).
– Corrosion Protection: Hot-dip galvanized frame rails (85µm min. coating thickness; verified per ASTM B457).
– Real-World Validation: OEM test data confirms 500,000+ km operational life in quarry/rough terrain duty cycles (per ISO 12100).

2.2 Engine Durability (Cummins QSX15 Platform)

The QSX15 diesel engine (15.0L, 500-600 HP variants) is reconditioned to OEM “Rebuild to Spec” standards. Durability is ensured through:

• Critical Component Reconditioning:
• Forged steel crankshaft (re-ground to OEM tolerances, max. 0.05mm out-of-round).
• High-nickel cast iron cylinder liners (replaced if bore wear > 0.15mm).
• Dual overhead camshafts with hardened lobes (surface hardness ≥ 58 HRC).
• Thermal Management:
• Radiator core pressure-tested to 1.5x OEM spec (15 psi); coolant passages chemically flushed.
• Turbocharger compressor/turbine wheels dynamically balanced (max. 0.5g imbalance).
• Fuel System Integrity:
• High-pressure common rail injectors flow-tested (±2% balance across all cylinders).
• Fuel pump recalibrated to factory torque curves (verified via dynamometer).

OEM Durability Benchmark: 1,000,000 km B10 life rating (time between overhauls) under 80% load factor in continuous operation.

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3. Pre-Delivery Inspection (PDI) Protocol

All CSH Model ’64 units undergo a 127-point PDI with emphasis on terrain/haulage critical systems. Key checks include:

3.1 Chassis & Undercarriage Validation

Test Category	Procedure	Acceptance Criteria
Frame Stress Test	120% GVWR dynamic load cycle (simulated pothole course)	Zero plastic deformation; ≤ 3mm permanent deflection
Suspension Integrity	Full articulation test (front/rear axles)	No binding; shock absorbers leak-free (0.5mm max. oil seepage)
Driveline Alignment	Laser alignment of propeller shafts	Angular deviation ≤ 0.5°; runout ≤ 1.0mm
Brake System	Deceleration test @ 40 km/h (loaded)	Stop distance ≤ 18m; no fade after 5 consecutive stops

3.2 Engine & Powertrain Endurance Checks

• Cold-Start Validation: Engine start at -18°C ambient (simulated); oil pressure ≥ 20 psi within 5 sec.
• Load Bank Testing: 4-hour continuous run at 85% max torque (2,000 RPM); parameters logged:
• Coolant temp stability: ±3°C of setpoint
• Oil pressure: 45-65 psi (operating temp)
• Exhaust gas temp (EGT) differential: ≤ 50°C across cylinders
• Fluid Analysis: Post-test oil sample screened for:
• Ferrous wear metals < 150 ppm (spectrometric oil analysis)
• Soot content < 2.5% (laser particulate count)

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4. Conclusion

SEA LION’s CSH Model ’64 Dump Truck delivers proven structural resilience for unimproved terrain and engine reliability meeting OEM heavy-haulage durability standards. The enhanced PDI protocol exceeds industry norms for second-hand equipment, with chassis/engine systems validated under simulated operational stress. Units cleared for delivery carry a 12-month/20,000 km limited warranty on reconditioned major components, mitigating fleet downtime risk. Procurement of CSH units represents a cost-optimized solution without compromise to site safety or productivity metrics.

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SEA LION International | Engineering Division | Rev. 2026.0
Note: All specifications subject to OEM design updates. Testing performed per SAE J2807, ISO 3471, and SEA LION CSH-2026 Standard.

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared for: Fleet Managers & Construction Companies
Subject: Logistics Solutions for Exporting Second-Hand 64-Ton Dump Trucks from China
Issuing Authority: SEA LION International – Heavy Equipment Logistics Division
Date: January 2026

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1. Executive Summary

This report provides a technical evaluation of three primary maritime transport methods for exporting second-hand 64-ton dump trucks from Chinese ports to global destinations: Roll-on/Roll-off (RO-RO), Bulk Cargo (Lo-Lo via General Cargo Vessels), and Flat Rack Container Shipping. Each method is assessed based on cost, transit time, equipment integrity, and environmental protection. Special emphasis is placed on wax-based anti-corrosion protection to mitigate seawater exposure during ocean transit.

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2. Equipment Profile: Second-Hand 64-Ton Dump Truck

Parameter	Specification
Gross Vehicle Weight (GVW)	64,000 kg (64 metric tons)
Dimensions (L×W×H)	8.2 m × 3.0 m × 3.5 m (avg.)
Drivetrain	6×4, Mechanical/Mechatronic
Condition	Used, post-mining/construction cycle
Corrosion Risk	High (exposed undercarriage, hydraulics)

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3. Shipping Method Comparison

Criteria	RO-RO Shipping	Bulk Cargo (Lo-Lo)	Flat Rack Container
Loading Method	Self-propelled or towed onto vessel	Lifted by shipboard crane or port lift	Secured on open-top flat rack (20′ or 40′)
Suitability for 64T DT	✅ High (designed for heavy equipment)	⚠️ Limited (crane capacity dependent)	✅ High (rated up to 45T payload)
Port Infrastructure	Requires RO-RO terminal	General cargo port with heavy lift	Standard container port with FR handling
Average Cost (per unit)	$2,800 – $3,500	$3,200 – $4,000	$3,800 – $4,600 (including FR rental)
Transit Time (China–Middle East)	14–18 days	18–24 days	16–20 days
Risk of Damage	Low (minimal handling)	Medium (lifting stress, sling points)	Low–Medium (depends on lashing quality)
Weather Exposure	High (open decks)	High (uncovered holds)	High (no container enclosure)
Customs Clearance	Streamlined (vehicle category)	Standard cargo process	Containerized documentation
Scalability (Fleet Export)	High (up to 50+ units/voyage)	Medium (space and lift constraints)	Medium (limited FR availability)

Note: Flat Rack units must be 40′ HC (High Cube) with twist locks and lashing points compliant with CSC standards.

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4. Corrosion Protection: Wax Spraying System

Marine environments pose a significant corrosion risk to used heavy equipment due to salt-laden air and seawater exposure. SEA LION International mandates the application of industrial-grade wax-based anti-corrosion treatment prior to shipment.

4.1 Wax Spraying Protocol

Step	Procedure	Specification
1	Pre-treatment Cleaning	High-pressure wash (≥2,000 psi), degreasing
2	Drying	Forced-air drying (≤15% residual moisture)
3	Application	Electrostatic spray of synthetic polymer wax (e.g., lanolin-based, solvent-free)
4	Coverage Areas	Undercarriage, frame rails, suspension joints, hydraulic cylinders, wheel hubs
5	Film Thickness	25–35 µm (measured via DFT gauge)
6	Curing Time	4–6 hours at 20–25°C

4.2 Performance Benefits

• Forms hydrophobic barrier against saltwater ingress
• Self-healing properties under vibration
• Removable on-site using biodegradable citrus-based solvents
• Compatible with painted and bare metal surfaces

Compliance: Meets ISO 9223 (Corrosion Classification) and ASTM D610 (Rust Evaluation)

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5. Method Recommendation by Use Case

Client Profile	Recommended Method	Rationale
Large-scale fleet (20+ units)	RO-RO	Cost-effective, fast turnaround, low handling risk
Remote destination (no RO-RO)	Flat Rack	Accessible via standard container ports, secure lashing
Budget-constrained, small batch	Bulk Cargo	Lower port fees; viable if crane capacity ≥70T

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6. Operational Notes

• RO-RO: Trucks must be operable or towable. Fuel levels ≤¼ tank; batteries disconnected.
• Flat Rack: Requires professional lashing (≥4-point restraint, 8-T break strength straps).
• All Methods: Pre-shipment inspection (PSI) and CTO (Certificate of Ownership) verification mandatory under Chinese export regulations.

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7. Conclusion

For the export of second-hand 64-ton dump trucks from China, RO-RO shipping offers optimal balance of cost, speed, and safety for operable units. Flat Rack is preferred for non-operational or oversized variants requiring container compatibility. Bulk Cargo remains a fallback option where infrastructure limits other methods. Regardless of method, industrial wax spraying is non-negotiable to ensure equipment integrity upon delivery.

SEA LION International provides integrated logistics packages including pre-shipment preservation, MBL/HBL documentation, and destination port coordination.

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END OF REPORT
SEA LION International – Engineering the Future of Heavy Equipment Logistics