High Precision Forged Gear For Wind Turbine Main Gearbox Drive System Components
High Precision Forged Gear for Wind Turbine Main Gearbox Drive System Components
Our high-precision forged gears are engineered specifically for wind turbine main gearbox drive systems, where reliability, torque stability, and long-term durability are crucial. Manufactured from premium alloy steels and processed through controlled forging, heat treatment, and precision machining, these gears deliver exceptional mechanical strength and outstanding load-carrying capability under continuous variable-speed operation.
Key Features
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High Strength & Fatigue Resistance: Forged with a high forging ratio to ensure uniform grain flow, improved toughness, and superior fatigue life in high-load wind turbine environments.
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Precision Machined Gear Profiles: CNC hobbing, shaping, and grinding guarantee tight tolerances and low noise levels, supporting efficient gearbox performance.
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Optimized Heat Treatment: Carburizing, quenching, and tempering processes enhance surface hardness while maintaining a tough, shock-resistant core.
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Enhanced Reliability in Harsh Conditions: Designed to withstand long-term exposure to high torque, vibration, and fluctuating wind loads.
Applications
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Main Gearbox High-Torque Drive Components in onshore and offshore wind turbines
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Speed-Increasing and Power-Transmission Modules across multi-stage gearbox assemblies
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High-load rotating systems used in wind energy equipment requiring durable and precision-forged gearing
| Item | Details |
|---|---|
| Product Name | High Precision Forged Gear for Wind Turbine Main Gearbox Drive System Components |
| Material Grades | - 18CrNiMo7-6, 20CrMnMo, 42CrMo4 alloy steels for high torque and long fatigue life- Materials chosen for superior wear resistance, hardenability, and dimensional stability under fluctuating wind loads |
| Forging Equipment | - Hydraulic Hammers: 5T, 8T, 12T- Open-die forging and precision preform forging for large-diameter wind turbine gearbox gears- Ensures continuous grain flow and improved impact resistance |
| Manufacturing Process | Precision Forging → Normalizing / Quenching & Tempering → Rough Machining → CNC Gear Hobbing / Shaping → Carburizing / Case Hardening → Gear Grinding → Final Machining → Tooth Contact & Dimensional Inspection |
| Forging Ratio | ≥ 4.0 — Provides refined grain structure, excellent fatigue resistance, and enhanced structural integrity across millions of operating cycles |
| Heat Treatment Options | - Carburizing + Quenching + Tempering for hard tooth surfaces and tough gear core- Selective induction hardening for load-bearing areas- Stress relieving and precision tempering for dimensional stability- Optional surface enhancement to minimize micropitting |
| Applications | - Main gearbox stage gears for 1.5MW–8MW wind turbines- High-torque speed-increasing gear sets- Power transmission modules requiring high accuracy, low noise, and long service life in onshore/offshore wind farms |
| Process Compliance | Conforms to IEC wind turbine gearbox standards, AGMA gear accuracy classifications, and customer-specific wind power engineering requirements |
| Delivery Conditions | - Heat-treated and supplied as rough-machined blanks or fully finished precision-ground gears- Optional anti-corrosion coating for offshore storage and transportation |
| Testing & Inspection | - Chemical Composition Analysis- Mechanical Properties: Yield Strength, Tensile Strength, Impact Toughness, Hardness Profile- Non-Destructive Testing: UT, MT, surface flaw detection- Gear Accuracy Measurement: Tooth profile, lead, contact pattern, backlash, dimensional accuracy (AGMA/ISO) |
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