Changzhou Tiangong Forging Co., Ltd.
                                                                                                           
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42CrMo4 18CrNiMo7-6 Large Dia Heavy Steel Forgings For Wind Turbines

Price Negotiable
Price: USD1000-USD2000/piece
MOQ: 1
Delivery Time: 30days
Brand: Tiangong
Product Description

42CrMo4 18CrNiMo7-6 Large Dia Heavy Steel Forgings  For Wind Turbines. The Large Diameter Precision Forging for Wind Turbines is engineered to meet the demanding structural and mechanical requirements of modern wind energy systems. Manufactured using advanced open-die or ring rolling techniques, this component offers exceptional dimensional accuracy, material integrity, and load-bearing capacity—making it ideal for critical wind turbine applications.

Product Features and Advantages
  1. Superior Materials: Made from 42CrMo4 and 18CrNiMo7-6 steel, offering high strength, toughness, wear resistance, and impact resistance.
  1. Advanced Forging: High - tech forging ensures dense, uniform structure.
  1. Strict QC: Comprehensive testing meets international standards.
  1. Large - diameter Design: High load - bearing, low failure risk, less maintenance.
Application Scenarios
  1. Wind Turbine Shafts: Withstand high torque and stress.
  1. Hub Components: Ensure stable operation in variable winds.
  1. Flange Connections: Secure component integration, boost turbine safety.
Item Details
Materials 4140, 4130, 4340, 4330, 42CrMo, 35CrMo, 1.7225, 18CrNiMo7-6, 20CrMnTi, 20CrNi2Mo, 20CrMnMo, 20CrNo, 35#, 45#
Forging Equipment 5T / 8T / 12T Hydraulic Hammers with full support for large-section forging, capable of handling parts up to 8 meters in length and 10 tons in weight
Production Process Forging → Heat Treatment → Rough Machining 
Forging Ratio ≥ 3.0 (ensuring fine grain structure, high mechanical integrity, and sound internal quality)
Application Typically used as transmission main shafts, applied in wind turbines, heavy-duty gearboxes, marine propulsion systems, and other industrial power units
Delivery Condition - Normalized + Tempered (N+T) for rough-machined parts
Inspection & Testing Equipment - Chemical Testing: Spectrograph- Mechanical Testing: Tensile and Impact Test Machine, Hardness Tester- NDT: Ultrasonic Testing (UT), Magnetic Particle Testing (MT)- Dimensional Control: External Micrometers, Bore Dial Indicators- Metallographic Analysis: Metalloscope
Full-Cycle Service We provide a full range of services including forging, heat treatment, CNC machining, packaging, inland logistics, export customs clearance, and maritime transportation. Our priority is meeting customer requirements with strict quality assurance throughout the production cycle.


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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Tiangong Forging Co., Ltd.
Location Wangxia Village, Luoxi Town, Xuejia Town, Xin Bei District, Changzhou City, Jiangsu Province, China
Contact Person Mia Liu

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