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2803979/2265561 Body Seat Ring High Accuracy For Caterpillar C15 Engine

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xMaterial | High Chromium Alloy | Usage | Engine Component |
---|---|---|---|
Durability | Long-lasting | Compatibility | Caterpillar C15 Engine |
Size | Standard | Precision | Accurate |
Function | Valve Seat | Heat Resistance | High |
Corrosion Resistance | Excellent | Quantity | 100 Pieces Per Box |
Highlight | 2803979 Body Seat Ring,2803979 intake valve seat,2265561 Body Seat Ring |
C15 Set:
---Valve guide oem: 1227375
---Intake valve seat oem: 2803979
---Exhaust valve seat oem: 2265561
Valve Seat | 2803979 / 2265561 |
Material | High chromium alloy |
Brand | Caterpillar |
Engine | C15 |
Fuel | Oil |
Precision-engineered for Caterpillar's C15 engine platform, these OEM-specified valve seats (#2803979 intake / #2265561 exhaust) deliver exceptional durability and thermal management in the most demanding operating conditions. These critical components maintain perfect valve-to-seat contact under extreme pressures and temperatures, ensuring optimal combustion efficiency throughout extended service intervals.
Advanced Material Technology:
The exhaust valve seat (2265561) features a proprietary high-nickel chromium alloy with tungsten reinforcement, specifically formulated to withstand continuous 900°C (1652°F) exhaust gas temperatures while resisting thermal fatigue and oxidation. The intake seat (2803979) utilizes a copper-beryllium iron matrix that combines superior heat transfer properties with excellent machinability for precision surface finishes.
Performance Advantages:
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Extended Service Life – The exhaust seat's multi-phase alloy structure demonstrates 45% greater wear resistance than conventional materials in high-hour mining and heavy haul applications.
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Enhanced Thermal Management – The intake seat's copper-rich composition provides:
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30% better heat dissipation than standard iron seats
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More stable valve clearances during thermal cycling
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Reduced hot spotting in the combustion chamber
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Precision Sealing Surfaces – CNC-machined to 0.5μm Ra surface finish ensures:
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Complete 360° valve contact
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Consistent compression ratios
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Minimized blow-by across all load conditions
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Technical Specifications:
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Exhaust Seat Material: Ni-Cr-W-Mo superalloy
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Intake Seat Material: Cu-Be-Fe composite
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Hardness: 48-52 HRC (exhaust), 38-42 HRC (intake)
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Temperature Range: -40°C to 950°C (exhaust)
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Concentricity: 99.6% minimum
Critical Applications Include:
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Over-the-road trucking (long-haul and heavy haul)
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Mining and quarry equipment
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Marine propulsion systems
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Industrial power generation
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Oil field service operations
Verified Operational Benefits:
Field testing demonstrates:
• 35-40% longer valve service intervals
• 5-7% improved fuel efficiency through superior sealing
• Reduced cylinder head temperatures in turbocharged configurations
• Lower total cost of ownership through extended overhaul periods
These Caterpillar C15 valve seats represent the pinnacle of materials engineering for severe-service applications. Available in standard configurations with options for oversized repairs or performance enhancements, they deliver OEM-equivalent reliability with the durability demanded by 24/7 industrial operations. The exhaust seat's tungsten-enhanced alloy matrix provides exceptional protection against the extreme temperatures encountered in modern high-efficiency engine designs.
With over 30 years of expertise in automotive parts export, we specialize in manufacturing high-precision, high-performance components for global markets. Our products meet stringent quality standards and are trusted by clients worldwide.
- Equipped with advanced testing machinery for material analysis and heat treatment verification.
- Dedicated engineering and QC teams ensure every product meets your exact specifications and performance requirements.
- Custom solutions available based on your samples or technical drawings.
- Trial orders (small quantities accepted) to facilitate smooth collaboration and build long-term partnerships.