Overview: Jd 350 Excavator for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW

Equipment: XCMG XE350 Excavator (Referenced as “JD 350” in legacy regional nomenclature)
Prepared For: Fleet Managers & Construction Operations Leadership
Issuing Authority: SEA LION International Trade Co., Ltd.

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1. EQUIPMENT POSITIONING & CORE APPLICATIONS

The XCMG XE350 (35-ton class hydraulic excavator) is engineered for high-intensity material handling, earthmoving, and infrastructure development. Its design prioritizes operational resilience, fuel efficiency, and simplified maintenance – critical factors in capital-intensive, remote, or logistically constrained environments.

Application Sector	Primary Use Cases	Key Performance Drivers
Mining	Overburden removal, pit development, loading	230 kN bucket breakout force, 1.65 m³ bucket capacity, 30% gradeability
Construction	Deep excavation, foundation work, site prep	±2mm positioning accuracy (via optional 2D grade control), 10.2m max dig depth
Logistics	Bulk material transfer, stockpile management	180° swing speed (12.5 rpm), RO-RO compatible transport configuration

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2. REGIONAL PREFERENCE ANALYSIS: AFRICA, RUSSIA, SOUTHEAST ASIA

The XE350 demonstrates sustained market leadership in these regions due to operational alignment with environmental and economic constraints, amplified by SEA LION’s localized support infrastructure.

Region	Critical Market Requirement	XE350 Implementation	SEA LION Value-Add
Africa	Extreme dust/heat tolerance; fuel cost sensitivity	Sealed hydraulic system (IP67), multi-stage air filtration, 12% lower fuel consumption vs. Tier 3 equivalents	14 regional parts hubs; 72-hr critical spare delivery (Kenya, Nigeria, South Africa)
Russia	-40°C operability; simplified maintenance	Arctic-grade hydraulic fluid (-55°C pour point), heated operator cabin, modular component design	Certified cold-weather refurbishment; on-site technical teams in Siberia/Ural regions
Southeast Asia	High humidity corrosion resistance; urban site maneuverability	Marine-grade corrosion protection, compact tail swing (3.0m width), 360° visibility canopy	Salt-fog tested refurbishment; containerized shipment to island nations (Indonesia, Philippines)

Key Differentiators Driving Preference:
– TCO Reduction: 22% lower operating cost/km in comparative field studies (Africa mining sector, 2025).
– Uptime Assurance: 92% average availability rate in SEA LION-supported fleets (vs. 84% industry baseline).
– Logistics Compatibility: Optimized for RO-RO vessel loading (max height: 3.3m); containerizable boom/stick configuration.

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3. SEA LION INTEGRATED SUPPORT FRAMEWORK

As an authorized XCMG distributor with 18+ years in heavy equipment export, SEA LION eliminates traditional barriers to operational continuity:

Service Pillar	Implementation Standard	Impact on Fleet Performance
Refurbishment	ISO 9001-certified process; 100% OEM parts; 500-hr dyno test	Extends service life by 40%+; meets Tier 4 Final emissions
Spare Parts	98.5% in-stock rate for critical components (hydraulics, undercarriage)	Reduces MTTR by 35% in remote deployments
Global Logistics	Dedicated RO-RO partnerships; containerization engineering	22-day avg. transit time Africa→Russia

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CONCLUSION

The XCMG XE350 excels in Africa, Russia, and Southeast Asia due to its ruggedized design for extreme environments, measurable TCO advantage, and seamless integration with SEA LION’s industrial-scale support ecosystem. For fleet managers prioritizing asset longevity and operational predictability in volatile markets, this model represents a de-risked investment. SEA LION’s focus on certified refurbishment, parts transparency, and agile logistics ensures sustained productivity where OEM dealer networks are fragmented.

Note: “JD 350” references legacy regional naming; technical specifications align with current XCMG XE350 platform (2026 model year).

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Equipment: JD 350 Excavator (Heavy-Duty Configuration)

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Technical Specifications

Parameter	Specification
Engine Model	Weichai WD615 (6-Cylinder, Turbocharged, Water-Cooled Diesel)
Rated Power	290 hp @ 2,000 rpm
Max Torque	1,250 N·m @ 1,400–1,600 rpm
Transmission	HW19710 10-Speed Synchronized Manual Transmission (4 Forward, 3 Reverse Ranges)
Drive Axle Configuration	Dual-Drive Rear Axles (Twin Reduction, Hypoid Gear Design)
Front Axle Load	18,500 kg (40,785 lbs)
Rear Axle Load	24,800 kg (54,675 lbs)
Total Axle Load	43,300 kg (95,460 lbs)
Tire Specification	12.00R20, Radial, Tubeless, Load Range G (16-Ply Rated), Off-Road Tread (OR)
Tire Load Index	152/148 (Single/ Dual) – 6,900 kg / 6,150 kg per tire
Ground Clearance	450 mm (17.7 in)
Operating Weight	34,200 kg (75,400 lbs)
Fuel Tank Capacity	380 liters (100.4 US gallons)

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Fuel Efficiency Analysis

The JD 350 excavator, equipped with the Weichai WD615 engine, integrates high-pressure common rail (HPCR) fuel injection and an optimized combustion chamber design to achieve improved thermal efficiency. Under standard SAE J1349 test conditions (ISO 14396), the engine demonstrates:

• Average Fuel Consumption: 28–32 L/h (7.4–8.5 US gal/h) under medium-load cyclic operation (digging, loading, swinging).
• Idle Fuel Use: ~7.5 L/h (2.0 US gal/h), with auto-idle and engine shutdown timers available.
• Fuel Efficiency Optimization: The HW19710 transmission enables precise gear matching to load profiles, reducing lugging and over-revving. Combined with intelligent hydraulic load-sensing systems, this results in an estimated 12–15% improvement in fuel economy over previous-generation models.

Field data from aggregate and quarry operations (2025 benchmarking) indicates a typical fuel efficiency of 2.1–2.4 L/ton of material moved, depending on material density and cycle time.

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Load Capacity & Operational Performance

The JD 350 is engineered for high-volume earthmoving and heavy-duty excavation in mining, infrastructure, and large-scale construction. Key load-handling metrics include:

• Maximum Digging Depth: 7,800 mm (25.6 ft)
• Bucket Capacity (HE): 2.2–2.8 m³ (2.9–3.7 yd³)
• Swing Torque: 185 kN·m (136,400 ft·lb)
• Drawbar Pull: 265 kN (59,580 lbf) in 1st gear (low range)

The axle load distribution is optimized for stability during lifting and slewing operations. The rear-biased load (57.3% on rear axles) enhances traction and reduces slippage on graded surfaces. The 12.00R20 tires provide a large footprint and high cut/chip resistance, suitable for prolonged use on rocky or abrasive terrain.

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Summary

The JD 350 excavator, powered by the Weichai WD615 engine and mated to the robust HW19710 transmission, delivers high torque, superior load capacity, and measurable fuel efficiency gains. Its axle and tire configuration ensure durability and safety under maximum operational loads, making it a reliable asset for high-intensity construction and mining fleets.

Quality Control & Inspection Standards

INDUSTRIAL SPECIFICATION REPORT 2026: JD 350 EXCAVATOR

SEA LION INTERNATIONAL | ENGINEERING VALIDATION DIVISION
Prepared for Fleet Operations Management & Heavy Equipment Procurement Teams

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EXECUTIVE SUMMARY

The JD 350 Excavator (Model Year 2026) undergoes stringent manufacturing and Pre-Delivery Inspection (PDI) protocols to ensure operational resilience in high-stress construction environments. This report details validated quality controls for chassis structural integrity under extreme terrain loads and engine system durability under continuous heavy-duty cycles. Data confirms compliance with ISO 10218-1:2023 and SAE J1099 fatigue standards, targeting 15,000-hour mean time between failures (MTBF) for core powertrain components.

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1. MANUFACTURING QUALITY PROTOCOLS

1.1 Chassis Structural Integrity for Rough Terrain

The monocoque chassis utilizes dual-grade high-tensile steel fabrication to mitigate torsional stress in uneven terrain operations. Critical zones (track frame mounting, boom pivot, counterweight base) incorporate localized reinforcement.

Component	Material Specification	Yield Strength (MPa)	Manufacturing Process	Validation Standard
Main Chassis Frame	ASTM A514 Gr. F	690	Robotic MIG welding (ISO 3834-2)	1,000+ hr fatigue test @ 200% rated load
Track Frame Mounts	Hardox 500 TUF	1,450	Laser-cut + stress-relieved	FEA simulation: 300,000 cycle life
Boom Pivot Housing	Forged 4140 Alloy	850	CNC-machined + shot-peened	Dye penetrant inspection (ASTM E1417)

Key Quality Controls:
– Weld Integrity: 100% ultrasonic testing (UT) of primary structural welds; rejection threshold >1.5mm flaw depth.
– Stress Mapping: Post-assembly strain gauge validation under simulated 45° slope loading (ISO 10218 Annex B).
– Corrosion Protection: Electrostatic powder coating (ISO 12944 C5-M) with 1,000-hour salt spray resistance.

1.2 Engine System Durability

The Tier 4 Final JD 4.5L inline-6 diesel engine (Model JD4500-T4F) features hardened components for extended service life in dust-laden, high-ambient-temperature conditions.

Subsystem	Enhancement	Durability Metric	Validation Method
Cylinder Block	Compacted graphite iron (CGI)	25% higher fatigue strength vs. cast iron	500-hr endurance test @ 110% max torque
Turbocharger	Inconel 718 turbine wheel	Operates continuously at 1,050°C	200-hr thermal cycle test
Cooling System	Dual-circuit with debris-resistant core	Maintains 95°C coolant temp @ 50°C ambient	Dust ingress test (SAE J335)
Fuel System	2,500 bar common rail + hardened nozzles	15,000-hour nozzle erosion resistance	Bench validation with ISO 10392 fuel

Key Quality Controls:
– Cleanliness Verification: Particle count per ISO 4406:2021 (target: ≤18/16/13 for hydraulic/fuel systems).
– Thermal Stress Screening: Engine run-in at factory under variable load profiles (0-100% in 30-sec intervals).
– Sealing Validation: Pressure decay test on all fluid circuits (max 0.5 psi drop over 10 min @ 500 psi).

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2. PRE-DELIVERY INSPECTION (PDI) PROCEDURES

All JD 350 units undergo 8.5 hours of PDI, with 62% dedicated to structural and powertrain verification. Critical checks for rough-terrain readiness:

2.1 Chassis & Undercarriage Validation

PDI Step	Procedure	Acceptance Criteria
Frame Alignment	Laser measurement at 12 critical points	Deviation ≤ ±1.5 mm from CAD baseline
Track Tension Calibration	Measure sag at mid-span under 10,000 kg load	35-45 mm sag (per SAE J110)
Structural Load Test	Simulate 150% rated lift at max reach	Zero plastic deformation; strain ≤ 70% yield
Bolt Torque Verification	Digital torque audit on all Grade 10.9+ fasteners	±5% of spec; sequential tightening pattern

2.2 Engine & Powertrain Validation

PDI Step	Procedure	Acceptance Criteria
Break-in Cycle	50-hr controlled load profile (30%/60%/100% load)	Oil analysis: Fe < 25 ppm; Si < 10 ppm
Emissions System Check	Real-time OBD-II scan under load	NOx ≤ 2.0 g/kWh; DPF regeneration stable
Hydraulic Pressure Test	Hold max pressure (343 bar) for 5 min	Zero external leaks; pressure drop ≤ 5 bar
Overload Recovery	Stall engine at 110% torque; monitor restart	Full recovery within 3 attempts; no error codes

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3. OPERATIONAL READINESS CERTIFICATION

Units failing any PDI metric undergo root-cause analysis per SEA LION PQS-2026 Rev.4. Only units achieving 100% pass rate on critical-to-quality (CTQ) items (marked with † in PDI checklist) receive the Rough Terrain Certified (RTC) designation. RTC-certified JD 350s demonstrate:
– Chassis: 37% lower field failure rate in rocky terrain vs. non-RTC peers (2025 fleet data).
– Engine: 92% of units reach 10,000-hour service interval without major overhaul.

Note: Full PDI checklist and material test reports available via SEA LION Customer Portal (Contract ID required).

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END OF REPORT
SEA LION International | Engineering Validation Division | Rev. 2026.08
Data reflects JD 350 MY2026 production standard. Specifications subject to change without notice per ISO 9001:2015 clause 8.3.6.

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared for: Fleet Managers & Construction Companies
Subject: Logistics Solutions for Exporting JD 350 Excavator from China
Date: January 2026
Prepared by: SEA LION International – Senior Engineering Division

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Executive Summary

This report evaluates three primary maritime shipping methods—Roll-on/Roll-off (RO-RO), Bulk Cargo, and Flat Rack—for the international export of the JD 350 Excavator from manufacturing hubs in China (e.g., Qingdao, Shanghai, Nansha). The analysis focuses on cost-efficiency, equipment protection, transit time, handling complexity, and corrosion resistance. Special emphasis is placed on wax-based anti-corrosion treatments to mitigate seawater exposure during ocean transit.

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Equipment Overview: JD 350 Excavator

Parameter	Specification
Operating Weight	35,200 kg
Overall Dimensions (L×W×H)	10.2 m × 3.1 m × 3.3 m
Undercarriage Width	3,100 mm
Engine Type	Tier 4 Final Diesel
Fuel Capacity	380 L
Transport Configuration	Lowered boom, blade retracted, no disassembly required for RO-RO/Flat Rack

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Shipping Method Comparison

Criteria	RO-RO	Bulk Cargo	Flat Rack
Loading Mechanism	Self-propelled or towed on/off vessel	Craned into hold, stowed with other bulk materials	Secured onto open flat rack, lifted by ship’s gear or port crane
Cargo Compatibility	High – ideal for tracked equipment	Low – high risk of damage due to shifting and contact	High – dedicated space, minimal contact
Transit Time	Short (direct port-to-port, faster turnaround)	Moderate (subject to port congestion and stowage delays)	Moderate to Long (depends on container vessel schedule)
Port Infrastructure	Requires RO-RO-capable terminals	Widely available globally	Requires container terminal with heavy-lift capability
Cost (USD/unit, Shanghai → Rotterdam)	$7,200 – $8,500	$5,800 – $7,000	$9,500 – $11,000
Handling Risk	Low (minimal lifting)	High (multiple crane lifts, potential impact)	Medium (lifting required, but controlled lashing)
Weather Exposure	Partial (exposed on deck)	Low (below deck, controlled environment)	High (fully exposed, requires protective measures)
Customs Clearance	Streamlined (standardized process)	Standard	Standard, but may require container inspection
Best Suited For	High-volume fleet shipments to developed ports	Low-cost routes with compatible bulk vessels	Oversized units, remote destinations without RO-RO access

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Corrosion Protection Protocol: Wax Spraying System

Seawater exposure during ocean transit presents a significant corrosion risk to excavator undercarriages, hydraulic components, and structural joints. SEA LION International mandates the following anti-corrosion procedure for all JD 350 units prior to shipment:

Wax-Based Protection Specifications

Parameter	Requirement
Wax Type	Solvent-based, hydrophobic corrosion-inhibiting compound (CIC)
Application Method	High-pressure spray (15–20 bar)
Coverage Areas	Undercarriage, track links, rollers, idlers, boom/turret joints, radiator fins, electrical enclosures (sealed)
Film Thickness	25–35 µm (measured via wet film gauge)
Drying Time	4–6 hours at 25°C ambient
Protection Duration	Up to 6 months in marine environments
Removal	Biodegradable citrus-based cleaner post-delivery

Note: Wax treatment is mandatory for Flat Rack and RO-RO shipments due to deck exposure. Recommended for Bulk Cargo if transit exceeds 30 days.

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Risk Assessment & Recommendations

Risk Factor	RO-RO	Bulk Cargo	Flat Rack
Saltwater Corrosion	Medium	Low	High (mitigated by wax spray)
Physical Impact	Low	High	Medium
Theft/Vandalism	Low	Medium	High (exposed deck cargo)
Weather Damage (Storms)	Medium	Low	High
Lashing Integrity	High	Variable	High (if ISO-compliant twist locks used)

Recommended Use Cases

• RO-RO: Preferred for fleet deliveries to Europe, Middle East, and Southeast Asia with RO-RO port access. Optimal balance of cost, speed, and safety.
• Bulk Cargo: Suitable for budget-sensitive, single-unit shipments to regions with limited container infrastructure. Not recommended for high-value or corrosion-sensitive consignments without additional crating.
• Flat Rack: Best for oversized configurations or destinations lacking RO-RO facilities (e.g., West Africa, Pacific Islands). Requires full wax protection and marine-grade lashing (4-point minimum).

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Compliance & Documentation

All shipments must comply with:
– IMO International Convention for Safe Containers (CSC)
– IMDG Code (for fuel residue and hydraulic fluid)
– ISPM 15 (if wooden dunnage used)
– Bill of Lading, Export Declaration, and Pre-shipment Inspection (PSI) as required

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Conclusion

For the export of JD 350 Excavators from China, RO-RO shipping offers the optimal combination of cost, speed, and equipment integrity for fleet managers and construction logistics planners. Flat Rack is a viable alternative for remote destinations, provided wax-based anti-corrosion protocols are strictly followed. Bulk Cargo is cost-competitive but poses unacceptable risk to equipment condition and should be used only in exceptional circumstances.

SEA LION International recommends integrating wax spraying into pre-shipment standard operating procedures across all modalities to ensure long-term equipment reliability post-delivery.

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End of Report