Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | ,T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30 days |
| Packaging Details | Pallet |
| Material | CrMo alloy steel,NiMo alloy steel，Customizable |
| High Light | Mature technology |
| Heat Treatment | Normalizing and tempering，Customizable |
| Forging Tolerance | According to the drawing，Customizable |
| Testing | Tensile impact metallographic nondestructive testing, etc. |
| Hardness | Customizable |
| Apply | Container Terminals |
| UT | Customizable levels |
| Brand Name | Tiangong |
| Model Number | TG-218 |
| Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China |
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Product Specification
| Payment Terms | ,T/T | Supply Ability | 56000 Tons per year |
| Delivery Time | 30 days | Packaging Details | Pallet |
| Material | CrMo alloy steel,NiMo alloy steel，Customizable | High Light | Mature technology |
| Heat Treatment | Normalizing and tempering，Customizable | Forging Tolerance | According to the drawing，Customizable |
| Testing | Tensile impact metallographic nondestructive testing, etc. | Hardness | Customizable |
| Apply | Container Terminals | UT | Customizable levels |
| Brand Name | Tiangong | Model Number | TG-218 |
| Certification | ISO9001, ISO14001,ISO45001 | Place of Origin | Changzhou, China |
| High Light | forged wind turbine shaft ，high strength drive shaft ，wind turbine main shaft assembly | ||
The High Strength Forged Shaft for Wind Turbine Main Drive Shaft Assembly Components is designed to endure the extreme loads and demanding operational conditions of modern wind turbines. Manufactured from premium alloy steels and forged using precision open-die or closed-die processes, this shaft offers superior torsional strength, fatigue resistance, and impact toughness. Advanced heat treatment and careful machining ensure dimensional accuracy, smooth rotation, and long-term reliability, supporting efficient energy transmission from rotor to gearbox.
Exceptional Strength and Toughness: Optimized forging and heat treatment provide high torsional capacity and excellent resistance to fatigue and impact.
Precision Machining: CNC-machined to strict tolerances for accurate fit in main drive shaft assemblies, ensuring stable and smooth operation.
Durable Alloy Material: Carefully selected steel grades provide long service life under high rotational speeds and cyclic loading.
Customizable Dimensions: Shaft diameter, length, and keyway profiles can be tailored to meet specific wind turbine designs and gearbox interfaces.
Reliable Performance: Designed to maintain operational stability in extreme environmental conditions, including temperature variations and wind load fluctuations.
Wind Turbine Main Drive Shaft Assemblies for onshore and offshore turbines
Industrial Gearboxes within renewable energy systems
High-Torque Transmission Systems in heavy-duty wind energy applications
Rotating Machinery requiring high fatigue resistance and precise alignment
| Item | Details (High Strength Forged Shaft for Wind Turbine Main Drive Shaft Assembly Components) |
|---|---|
| Material | 42CrMo4, 18CrNiMo7-6,20CrMo,20CrMnMo or customized high-strength alloy steels – selected for superior torsional strength, fatigue resistance, and impact toughness under cyclic wind loads. |
| Forging Capability | Hydraulic hammers and open-die presses: 5T / 8T / 12T – capable of producing long, heavy-duty shafts with optimized grain flow and uniform internal structure to ensure maximum torque transmission reliability. |
| Main Application | Designed for wind turbine main drive shaft assemblies, including onshore and offshore turbines – ensuring efficient power transfer from rotor to gearbox under dynamic wind loads. |
| Production Process | Precision Forging → Heat Treatment (Quenching & Tempering) → Rough Machining → Optional CNC Finish Machining → Stress Relief → Dimensional and Surface Inspection — guarantees high strength, torsional stability, and accurate fit. |
| Forging Ratio | Forging Ratio ≥ 3.5 – enhances fiber orientation, improves fatigue resistance, and ensures long service life under continuous cyclic torsional and bending loads. |
| Delivery State | Supplied as rough-machined blanks or fully finished shafts, with optional surface hardening and corrosion protection for extended operational reliability. |
| Inspection Tools | Optical Emission Spectrometer, Ultrasonic Testing (UT), Magnetic Particle Testing (MT), Hardness Testing, Tensile & Impact Testing, Precision Gauges — ensuring defect-free, high-performance shafts. |
| Service Package | Complete solution including forging, heat treatment, CNC machining, NDT inspection, precision dimensional control, protective packaging, and logistics – fully compliant with wind energy industry standards and customer specifications. |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
27.5 million -28 million
Employee Number:
135~150
Ecer Certification：
Verified Supplier
About CHANGZHOU TIANGONG We are a Chinese company with over 30 years of forging experience. Our focus lies in the production of machine free forged products. We take pride in our independent quality assurance laboratory, which ensures that all our products meet ... About CHANGZHOU TIANGONG We are a Chinese company with over 30 years of forging experience. Our focus lies in the production of machine free forged products. We take pride in our independent quality assurance laboratory, which ensures that all our products meet ...
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