18CrNiMo7-6 Alloy Steel Forged Shaft Blank for Wind Power Main Shaft Assembly

The 18CrNiMo7-6 Alloy Steel Forged Shaft Blank for Wind Power Main Shaft Assembly is specifically engineered to meet the demanding mechanical and fatigue requirements of modern wind turbines. Forged from high-grade 18CrNiMo7-6 alloy steel, this shaft blank provides superior core hardness, excellent impact resistance, and outstanding toughness under fluctuating loads.

With its optimized grain flow and uniform metallurgical structure achieved through open-die forging and precision heat treatment, this forged shaft blank is ideal for use as a main shaft component in large-scale wind power systems.

These are the main inspection equipments:  

Key Features

• Material: 18CrNiMo7-6 – A low-carbon alloy steel known for high hardenability, wear resistance, and fatigue strength

• Forging Process: Open die forging for enhanced structural integrity and directional grain flow

• Condition: Delivered as a rough machined blank, with optional normalizing and tempering for improved mechanical properties

• Performance: Excellent load-bearing capacity and dimensional stability under continuous wind turbine operation

• Customization: Available in custom dimensions and machining tolerances according to customer specifications

Applications

This forged shaft blank is widely used in:

• Wind Power Main Shaft Assemblies

• Yaw and Pitch Drive Systems in Wind Turbines

• Heavy-Duty Gearbox Shafts for Renewable Energy Systems

• Large Rotating Equipment in Power Generation

The steel forgings production flow:

Frequently Asked Questions (FAQs)

1. What is the capacity range for your forged components?
   We manufacture forged items with unit weights between 100 kg and 7,000 kg, supporting a variety of mid- to heavy-duty applications.

2. Can you perform heat treatment and machining in-house?
   Yes, we provide complete internal processing, including normalizing, tempering, and both rough and finish machining based on customer specifications.

3. Which industries do you mainly serve?
   Our forgings are widely used in wind power, construction and mining machinery, port handling systems, and gear transmission sectors, among others.

4. How long is your typical production time?

• For inventory items: Approximately 30 days

• For custom-made parts: Usually 40 to 45 days, depending on complexity

5. Where are you located?
   Our plant is based in Changzhou, Jiangsu Province, conveniently positioned near Shanghai, with most exports handled via Shanghai Port for efficient logistics.

Request a Quote

Kindly send us your technical drawings and detailed requirements. Our engineering team will promptly evaluate the specifications and return a professional quotation and customized solution tailored to your project.