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 FeaturesHigh 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. Precision Machined Gear Profiles: CNC hobbing, shaping, and grinding guarantee tight tolerances and
low noise levels, supporting efficient gearbox performance. Optimized Heat Treatment: Carburizing, quenching, and tempering processes enhance surface
hardness while maintaining a tough, shock-resistant core. Enhanced Reliability in Harsh Conditions: Designed to withstand long-term exposure to high torque,
vibration, and fluctuating wind loads.
ApplicationsMain Gearbox High-Torque Drive Components in onshore and offshore wind turbines Speed-Increasing and Power-Transmission Modules across multi-stage gearbox assemblies High-load rotating systems used in wind energy equipment requiring durable and
precision-forged gearing
| Item | Details |
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| 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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