Overview: E50 Excavator for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW

Asset: e50 Hydraulic Excavator (XCMG Platform)
Prepared For: Fleet Managers & Construction Operations Leadership
Issuing Authority: SEA LION International Trade Co., Ltd. (Authorized XCMG Distributor)

---

EXECUTIVE OVERVIEW: e50 EXCAVATOR PLATFORM

The e50 excavator represents a strategic convergence of rugged efficiency, operational versatility, and lifecycle cost optimization, specifically engineered for high-intensity deployment across mining support, bulk material logistics, and infrastructure construction in demanding global environments. As an authorized XCMG distributor with 18+ years of heavy equipment export expertise, SEA LION International validates the e50’s dominance in Africa, Russia, and Southeast Asia due to its uncompromising alignment with regional operational realities and our integrated support ecosystem.

Core Application Advantages

• Mining (Overburden Removal, Stockpile Management): The e50’s 48.5-ton operating weight, 2.1 m³ standard bucket capacity, and optimized hydraulic flow (245 L/min) deliver consistent cycle times in abrasive overburden and ore handling. Its reinforced undercarriage (720mm gauge) and sealed track rollers significantly reduce downtime in high-dust pit environments common across West African and Siberian operations.
• Logistics (Bulk Material Handling, Yard Operations): Engineered for repetitive cycle durability, the e50 excels in port logistics and quarry load-out. The direct-drive hydraulic system minimizes fuel consumption during continuous loading cycles (<18 L/hr avg.), while the wide operating platform (360° visibility) enhances safety in congested Southeast Asian port terminals.
• Construction (Heavy Civil, Foundation Work): Precision hydraulic controls and a robust mono-block valve system enable accurate trenching and grading for pipeline/utility projects. The e50’s modular design facilitates rapid attachment changes (e.g., hydraulic hammers, augers), critical for accelerated infrastructure timelines in urbanizing Southeast Asian markets.

Regional Market Preference Drivers

Region	Primary Applications	e50 Competitive Advantages	SEA LION Value-Add
Africa	Open-pit mining, Road Bldg	Extreme dust filtration (IP67 components), simplified maintenance access, fuel-flexible engine (ULSD/low-grade diesel tolerance)	Localized refurbishment hubs (South Africa, Kenya), 24/7 spare parts logistics via RO-RO corridors
Russia	Resource extraction, Arctic logistics	Certified cold-start (-40°C), reinforced structural steel (ASTM A514 equivalent), heated operator cabin	Winterization kits, dedicated spare parts depots (St. Petersburg, Novosibirsk), technical training in Russian
Southeast Asia	Urban infrastructure, Port expansion	Compact tail-swing variant (model e50-CS), corrosion-resistant undercarriage (marine-grade steel), low ground pressure (0.78 kg/cm²)	Rapid containerized shipping, certified refurbished units, local language service manuals & diagnostics

SEA LION’s Operational Assurance Framework

Preference for the e50 in these regions is amplified by SEA LION’s industrial-grade support infrastructure:
1. Lifecycle Integrity: All units undergo ISO 9001-certified refurbishment (if applicable), including hydraulic system overhaul, structural weld inspection, and engine performance validation against OEM specs.
2. Parts Continuity: Direct access to XCMG’s global spare parts network ensures >95% availability of critical components (e.g., pumps, swing motors) within 14 days via our containerized logistics pipeline.
3. Total Cost Transparency: We provide auditable operational cost models (fuel, maintenance, downtime) specific to regional conditions, proving the e50’s 22% lower 5-year TCO versus comparable Tier 3 competitors in high-corrosion/high-dust zones.

---

Conclusion: The e50 excavator is not merely a machine but an operational asset engineered for resilience in the world’s most challenging terrains. SEA LION International’s domain expertise in emerging market logistics, coupled with our commitment to technical transparency and long-term partnership, ensures fleet managers achieve maximum asset utilization and project continuity. For operations where downtime equals lost revenue, the e50—backed by SEA LION’s industrial support framework—delivers measurable ROI in Africa, Russia, and Southeast Asia.

SEA LION International: Engineering Reliability Through Partnership Since 2006.

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Equipment Model: e50 Excavator

---

Technical Specifications: e50 Excavator

Parameter	Specification
Engine Model	WD615 (Weichai Power)
Engine Type	6-Cylinder, Water-Cooled, Turbocharged Diesel
Rated Horsepower	184 hp (137 kW) @ 2,200 rpm
Max Torque	730 N·m @ 1,400–1,600 rpm
Transmission Model	HW19710 – 10F/2R Synchromesh Manual
Gear Ratios	10 Forward / 2 Reverse
Transmission Cooling	Integrated oil cooler with thermostatic control
Axle Load (Front/Rear)	8,200 kg / 10,800 kg (operational load distribution)
Tire Specifications	12.00R20, Radial, Load Range G (14-ply rated), Tubeless
Tire Load Index	152/148 (Single/Dual), Max Load: 4,500 kg per tire
Operating Weight	28,500 kg (standard configuration)
Bucket Capacity	2.8 m³ (HE standard bucket)
Fuel Tank Capacity	350 L
Cooling System	High-efficiency radiator with dual thermostats and electric fan

---

Fuel Efficiency Analysis

The e50 excavator is engineered for optimal fuel efficiency in heavy-duty excavation and earthmoving operations. The Weichai WD615 engine features advanced high-pressure common rail (HPCR) fuel injection and electronically controlled ECU tuning, enabling precise fuel delivery under variable load conditions.

• Average Fuel Consumption:
• Digging Mode: 18–22 L/h (depending on load and cycle time)
• Travel Mode (loaded): 26–30 L/h

• Idle Mode: ≤ 5.5 L/h

• Fuel Efficiency Improvement:
  Compared to previous-generation models (pre-2023), the e50 achieves up to 12% better fuel economy due to optimized combustion, reduced internal friction, and intelligent load-sensing hydraulic system integration.

• Emissions Compliance:
  Meets China V (CN V) and EU Stage V emission standards with integrated DOC + DPF aftertreatment.

---

Load Capacity & Operational Performance

The e50 is designed for high-cycle, high-load environments typical in infrastructure, quarry, and large-scale civil construction projects.

• Maximum Digging Depth: 6,850 mm
• Maximum Digging Radius: 10,200 mm
• Maximum Dumping Height: 6,100 mm

Load-Bearing Structure

• Reinforced Chassis: High-tensile steel frame with stress-relief welding ensures durability under continuous 10,800 kg rear axle load.
• Axle & Suspension: Heavy-duty drop forged axles with tapered roller bearings; rear axle rated for 12,000 kg peak transient loads.

Tire Performance (12.00R20)

• Tread Design: Deep, multi-rib pattern for mixed terrain (paved, gravel, soft soil).
• Load Safety Margin: Operates at 85% of max rated load under standard conditions, ensuring extended tire life and reduced downtime.
• Speed Rating: F (80 km/h) – suitable for site-to-site relocation without trailer transport.

---

Summary for Fleet Operations

The e50 excavator delivers a balanced combination of high horsepower, robust transmission (HW19710), and superior load distribution, making it ideal for fleet deployment in high-utilization environments. With optimized fuel consumption and industry-leading tire and axle specifications, the e50 reduces total cost of ownership (TCO) while maintaining consistent productivity across diverse job sites.

Recommended for:
– Heavy excavation in quarry and mining operations
– Infrastructure trenching and foundation work
– High-volume material handling with repetitive cycles

All specifications subject to configuration and regional compliance standards. Performance data based on ISO 9249 and GB/T 7586 test procedures.

Quality Control & Inspection Standards

SEA LION INTERNATIONAL

INDUSTRIAL SPECIFICATION REPORT: E50 EXCAVATOR
REPORT ID: SL-E50-MS-2026-001
EFFECTIVE DATE: 01 JANUARY 2026
TARGET AUDIENCE: FLEET MANAGERS, CONSTRUCTION EQUIPMENT PROCUREMENT OFFICERS

---

1. MANUFACTURING QUALITY: CHASSIS & UNDERCARRIAGE SYSTEMS

The e50 excavator chassis is engineered for sustained operation in ISO 10218-1:2019 Category 3 (Severe Duty) terrains. Critical manufacturing protocols ensure structural integrity under dynamic loads.

1.1 Chassis Material & Fabrication Standards

Parameter	Specification	Validation Standard
Primary Frame Material	SEA LION SL1000™ Ultra-High-Strength Steel (UHSS)	ASTM A514 Grade F
Yield Strength	≥ 1,000 MPa	ISO 6892-1:2019
Weld Penetration	100% full-penetration butt welds	ISO 5817:2014 (B-Class)
Critical Joint Reinforcement	Laser-cut gusset plates (8–12mm thickness)	FEA-Validated Load Paths
Stress Concentration Factor	≤ 1.8 (max) at pivot points	ANSYS Mechanical v2025.1

1.2 Rough Terrain Validation

• Dynamic Load Testing: Chassis subjected to 150% rated capacity (5,000 kg) on 300mm obstacle course (ISO 10262:2021 Annex B).
• Fatigue Life: 10,000 cycles at 1.2x operational load (simulated 5-year service life). Zero cracks detected per ISO 12107.
• Undercarriage Hardening: Track links heat-treated to 52–55 HRC; rollers/bogies utilize through-hardened 42CrMo4 alloy (EN 10083-3).

---

2. MANUFACTURING QUALITY: ENGINE SYSTEMS

The Tier 5-compliant SL-D50 diesel engine (5.0L, 125 kW) prioritizes longevity in high-ambient (50°C) and high-dust environments.

2.1 Engine Durability Engineering

Component	Hardening Process	Performance Metric
Cylinder Liners	Plasma-sprayed chromium carbide coating	Wear rate ≤ 0.005 mm/1,000 hrs
Crankshaft	Nitriding (550 HV surface hardness)	Fatigue strength ≥ 850 MPa
Turbocharger	Inconel 718 turbine wheel (1,050°C rating)	15,000 hr MTBF
Cooling System	Dual-circuit with 40% glycol/water mix	Thermal stability ±2°C @ 45°C ambient

2.2 Validation Testing Protocol

• Accelerated Life Testing: 500 hours at 105% rated load (SAE J1423).
• Dust Ingestion Test: 200 hours in ISO 12103-1 A4 coarse dust (2.5 g/m³ concentration).
• Thermal Shock Testing: 50 cycles from -25°C to 105°C coolant temp (per ISO 1585).
  Result: Zero catastrophic failures; wear within OEM tolerances.

---

3. PRE-DELIVERY INSPECTION (PDI) PROTOCOL

All e50 units undergo a 127-point PDI per SEA LION SOP SL-PDI-500-2026. Critical checks for chassis/engine integrity:

3.1 Chassis & Structural Verification

PDI Step	Method	Acceptance Criteria
Frame distortion check	Laser alignment (3-axis CMM)	Max deviation ≤ 1.5 mm/m
Weld integrity audit	Ultrasonic testing (10% random sample)	Zero porosity/cracks
Undercarriage preload test	Hydraulic pressure cycling (30 cycles)	No play in bushings (>0.5mm)
Stress point dye penetrant	Critical joints (boom/pin interfaces)	No surface discontinuities

3.2 Engine & Powertrain Verification

PDI Step	Method	Acceptance Criteria
Compression test	Cylinder pressure transducer	Min 32 bar; variation ≤ 5%
Oil debris analysis	Spectrographic ferrography	Ferrous particles < 50 ppm
Thermal imaging scan	IR camera (full-load operation)	Max ΔT ≤ 15°C across block
Exhaust backpressure check	Differential pressure gauge	≤ 35 kPa @ 2,200 rpm

---

4. QUALITY ASSURANCE CERTIFICATION

• Traceability: Each chassis bears a unique QR-coded serial plate (material certs, weld logs, test data).
• Compliance: Meets ISO 9001:2015, ISO 12100:2010, and CE Machinery Directive 2006/42/EC.
• Warranty Validation: PDI report mandatory for 36-month structural/engine warranty activation.

---

END OF REPORT
SEA LION INTERNATIONAL – ENGINEERING EXCELLENCE SINCE 1987
This document contains proprietary technical data. Unauthorized distribution prohibited.

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared by: SEA LION International – Engineering & Logistics Division
Subject: Export Logistics Solutions for e50 Excavator from China
Target Audience: Fleet Managers | Construction Equipment Procurement Officers | Heavy Equipment Logistics Planners

---

1. Executive Summary

This report evaluates three primary maritime transport methods—RO-RO (Roll-on/Roll-off), Bulk Cargo, and Flat Rack (Containerized)—for the export of the e50 Excavator from manufacturing hubs in China (e.g., Xuzhou, Shenyang) to global project sites. The analysis is based on operational efficiency, cost structure, equipment integrity, and environmental protection, with emphasis on corrosion resistance during ocean transit. A critical protective measure—wax-based anti-corrosion spraying—is recommended and integrated into all transport scenarios.

---

2. Equipment Overview: e50 Excavator

Parameter	Specification
Operating Weight	50,200 kg
Length (Transport)	10.8 m
Width	3.1 m
Height	3.3 m (cab up)
Undercarriage Type	Steel Track, Triple-Section
Engine Power	320 kW (Diesel, Tier 4 Final)
FOB Origin	Lianyungang Port, China
Destination Regions	Middle East, Africa, Latin America, Southeast Asia

---

3. Comparative Shipping Methods

Criteria	RO-RO Shipping	Bulk Cargo Shipping	Flat Rack Container (20′ or 40′)
Loading Method	Self-propelled or towed on/off	Lifted by port crane	Secured on flat rack, lifted on/off
Max Unit Capacity/Ship	80–120 units (dedicated RORO)	200+ units (if break-bulk)	4–6 units per 40′ FR (2 per 20′ FR)
Port Infrastructure	Requires RORO ramp & clearance	General cargo terminal	Standard container terminal
Transit Time (Shanghai → Jebel Ali)	28–32 days	30–35 days	30–33 days
Handling Risk	Low (minimal lifting)	High (multiple crane lifts)	Medium (secure lashing critical)
Weather Exposure	Partial (deck exposure)	High (open deck or hold)	Moderate (lashing exposed)
Insurance Premium	Low to Medium	High	Medium
Cost per Unit (USD)	$2,800 – $3,400	$2,200 – $2,900	$3,600 – $4,200
Best For	High-volume, time-sensitive runs	Remote ports without RORO access	Mixed cargo, project-specific loads

Note: All costs are FOB China, ex-Lianyungang, Q4 2025–Q1 2026 market averages. Fuel surcharges and BAF included.

---

4. Corrosion Protection: Wax Spraying Protocol

Seawater exposure during transit (especially on deck in RORO and Bulk) poses a significant risk of corrosion to hydraulic cylinders, undercarriage rollers, and electrical enclosures.

Recommended Protection: Industrial-Grade Wax Spray (ISO 9227 Compliant)

Feature	Specification
Product Type	Solvent-based, hydrophobic wax emulsion
Application Method	Pressurized spray (15–20 bar)
Coverage Areas	Tracks, pins, bushings, boom/pivot joints, radiator fins
Thickness	25–30 µm (uniform layer)
Salt Spray Resistance	1,000+ hours (per ASTM B117)
Removal Process	Biodegradable solvent wash at destination
Application Timing	24–48 hrs pre-loading
Cost per Unit	$185–$220

Benefits:
– Prevents chloride ion penetration
– Reduces maintenance downtime post-delivery
– Extends service life of moving components

SEA LION Standard: Wax spraying is mandatory for all e50 exports via sea, regardless of shipping method.

---

5. Risk & Mitigation Matrix

Risk Factor	RO-RO	Bulk Cargo	Flat Rack	Mitigation Strategy
Corrosion	Medium	High	Medium	Wax spray + desiccant bags in cab
Physical Damage	Low	High	Medium	Certified lashing (DNV-GL ST-0373)
Delay at Port	Low	Medium	Medium	Pre-clearance documentation (CIQ, CO)
Theft/Vandalism	Low	Medium	Low	GPS tracking + sealed load
Weather Impact (Typhoons)	Medium	High	Medium	Seasonal routing optimization (May–Oct)

---

6. Recommendation by Use Case

Scenario	Recommended Method	Rationale
High-volume delivery to UAE/Saudi Arabia	RO-RO	Fast turnaround, low handling risk, established port infrastructure
Single-unit delivery to inland Africa	Flat Rack	Compatibility with multimodal rail/truck, better cargo control
Emergency rebuild project in Colombia	Bulk Cargo	Lower cost; acceptable risk with wax protection and expedited customs
Mixed fleet shipment (excavators + loaders)	Flat Rack	Modular loading, shared container logistics

---

7. Conclusion

For optimal balance of cost, speed, and equipment integrity, RO-RO shipping with wax-based anti-corrosion treatment is the preferred solution for serial export of the e50 excavator from China. Flat Rack offers flexibility for complex logistics chains, while Bulk Cargo remains cost-effective for budget-driven projects with acceptable risk tolerance.

SEA LION International implements end-to-end quality control, including pre-shipment inspection (PSI), lashing certification, and corrosion protection audits, ensuring compliance with ISO 1496 and IACS standards.

---

Document ID: SL-LOG-E50-EXP-2026-04
Revision: 2.1
Authorized for Industrial Distribution – SEA LION International