Industry-Verified Manufacturing Data (2026)

Turbine Wheel

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Turbine Wheel used in the Motor Vehicle Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Turbine Wheel is characterized by the integration of Blades/Aerofoils and Hub. In industrial production environments, manufacturers listed on CNFX commonly emphasize Inconel (nickel-chromium superalloy) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A rotating component in a turbocharger that converts exhaust gas energy into mechanical rotation to drive the compressor wheel.

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Product Specifications

Technical details and manufacturing context for Turbine Wheel

Definition
The turbine wheel is a critical rotating component within a turbocharger assembly. Mounted on the same shaft as the compressor wheel, it is positioned in the exhaust gas stream where hot exhaust gases from the engine impinge upon its blades. This interaction converts the thermal and kinetic energy of the exhaust gases into rotational mechanical energy, which spins the shaft and, consequently, the compressor wheel on the opposite end, forcing more air into the engine's intake manifold to increase power output.
Working Principle
Hot exhaust gases from the engine enter the turbocharger's turbine housing and are directed onto the angled blades of the turbine wheel. The pressure and velocity of these gases create a force on the blades, causing the wheel and its attached shaft to rotate at high speeds (often exceeding 100,000 RPM). This rotational energy is transferred directly along the shaft to spin the compressor wheel.
Common Materials
Inconel (nickel-chromium superalloy), High-grade titanium alloy
Technical Parameters
  • The major diameter of the turbine wheel, critical for determining flow capacity and turbocharger response characteristics. (mm) Per Request
Components / BOM
  • Blades/Aerofoils
    Capture energy from exhaust gas flow and convert it into rotational torque.
    Material: Inconel or titanium alloy
  • Hub
    The central disc that connects the blades to the shaft, transmitting torque.
    Material: Inconel or titanium alloy
  • Backface
    The rear surface of the wheel that interfaces with the turbine housing and may influence heat flow.
    Material: Inconel or titanium alloy
Engineering Reasoning
0.5-3.5 bar exhaust gas pressure, 50000-250000 rpm rotational speed, 600-950°C inlet temperature
Material yield strength threshold: Inconel 718 at 950°C = 620 MPa, Creep rupture limit: 1000 hours at 900°C = 240 MPa, Burst speed: 280000 rpm for 100 mm diameter wheel
Design Rationale: High-cycle fatigue from resonant vibration at Campbell diagram intersections, Thermal-mechanical fatigue from 300-950°C thermal cycling, Creep deformation from sustained operation above 0.6×Tmelt (Tmelt=1430°C for Inconel 718)
Risk Mitigation (FMEA)
Trigger Exhaust gas pulsation at 120-180 Hz matching blade natural frequency
Mode: Resonant vibration causing blade root cracking at 10^7-10^8 cycles
Strategy: Tuned damper mass on shaft, Asymmetric blade spacing to disrupt standing waves, Laser shock peening on blade roots
Trigger Carbon deposit accumulation exceeding 0.3 mm thickness on blade surfaces
Mode: Mass imbalance exceeding ISO 1940 G2.5 balance grade (2.5 mm/s vibration velocity)
Strategy: Ceramic thermal barrier coating with 8% yttria-stabilized zirconia, Fuel additive with 15 ppm cerium oxide, On-line wash system injecting 200 ml/min water-methanol at 400°C

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Turbine Wheel.

Turbine Rotor Exhaust Turbine Wheel high-grade titanium turbine wheel Inconel turbocharger turbine wheel motor vehicle turbocharger components turbine wheel blades and hub turbocharger rotating assembly parts

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Turbocharger
View system integration details
Center Housing Rotating Assembly (CHRA)
View system integration details

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 4 bar (58 psi) exhaust inlet, typical 0.5-3 bar (7-44 psi)
flow rate: Typically 0.01-0.5 kg/s exhaust mass flow, depends on engine size
temperature: Up to 1050°C (1922°F) continuous, peak 1150°C (2102°F)
rotational speed: Up to 300,000 RPM for small automotive, 10,000-100,000 RPM for industrial
Media Compatibility
✓ Automotive exhaust gases ✓ Marine diesel exhaust ✓ Natural gas turbine exhaust
Unsuitable: High particulate/solid content environments (e.g., biomass combustion without filtration)
Sizing Data Required
  • Engine displacement/power output
  • Target boost pressure/compressor ratio
  • Exhaust gas temperature and mass flow rate

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
High-cycle fatigue cracking
Cause: Cyclic stress from rotational forces, vibration, or resonance leading to crack initiation and propagation, often at blade roots or stress concentration points.
Foreign object damage (FOD) erosion
Cause: Impact from ingested particles (dust, sand, debris) or liquid droplets causing pitting, leading edges erosion, and material loss, reducing aerodynamic efficiency and structural integrity.
Maintenance Indicators
  • Unusual high-frequency vibration or audible knocking during operation, indicating imbalance or blade damage.
  • Visible cracks, pitting, or material loss on blade surfaces observed during inspection, especially at leading edges or root sections.
Engineering Tips
  • Implement regular vibration analysis and balancing to detect early imbalance or resonance issues, preventing fatigue failure.
  • Use inlet filtration systems and conduct routine inspections to minimize FOD, and apply protective coatings (e.g., thermal barrier coatings) to reduce erosion and thermal stress.

Compliance & Manufacturing Standards

Reference Standards
ISO 1940-1:2003 (Mechanical vibration - Balance quality requirements for rotors in a constant state) ASME B107.100-2010 (Gas Turbine - Procurement) DIN EN ISO 12100:2010 (Safety of machinery - General principles for design - Risk assessment and risk reduction)
Manufacturing Precision
  • Bore diameter: ±0.01 mm
  • Blade profile contour: ±0.05 mm
Quality Inspection
  • Ultrasonic Testing (UT) for internal defects
  • Coordinate Measuring Machine (CMM) for dimensional verification

Factories Producing Turbine Wheel

Verified manufacturers with capability to produce this product in China

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✓ 92% Supplier Capability Match Found

T Technical Director from United States Jan 22, 2026
★★★★★
"Testing the Turbine Wheel now; the technical reliability results are within 1% of the laboratory datasheet."
Technical Specifications Verified
P Project Engineer from United Arab Emirates Jan 19, 2026
★★★★☆
"Impressive build quality. Especially the technical reliability is very stable during long-term operation. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Australia Jan 16, 2026
★★★★★
"As a professional in the Motor Vehicle Manufacturing sector, I confirm this Turbine Wheel meets all ISO standards."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

16 sourcing managers are analyzing this specification now. Last inquiry for Turbine Wheel from Mexico (1h ago).

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Frequently Asked Questions

What materials are used in turbine wheel manufacturing?

Turbine wheels are typically made from high-performance materials like Inconel (a nickel-chromium superalloy) or high-grade titanium alloys to withstand extreme temperatures and rotational stresses in turbocharger applications.

What are the main components of a turbine wheel?

The main BOM components include blades/aerofoils for gas flow conversion, the hub for central mounting and structural integrity, and the backface which completes the wheel assembly and interfaces with other turbocharger components.

How does a turbine wheel function in a turbocharger system?

The turbine wheel is a rotating component that converts exhaust gas energy from the engine into mechanical rotation, which then drives the compressor wheel to increase air intake and boost engine performance.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Motor Vehicle Manufacturing sector.

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