Changzhou Tiangong Forging Co., Ltd.
Changzhou Tiangong Forging Co., Ltd.
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Open Die Forgings Steel Shafts ,Gear Wheels for Wind Power Systems. Our precision-forged steel shafts and gear wheels are engineered for demanding wind power applications, ensuring high strength, durability, and optimal performance under extreme load and environmental conditions.
Material Options: 42CrMo4, 18CrNiMo7-6, 20CrNi2Mo, customized alloy and carbon steels.
Forging Type: Open die forging / Free forging
Surface Finish: Rough machined or fully machined
Heat Treatment: Normalizing, Tempering
Max Weight: Up to 7 tons per piece
Tolerance: As per customer drawing or international standards
Main shafts for wind turbine generators
Gear wheels for yaw and pitch drive systems
Slewing bearings and planetary gear systems
Transmission components for wind gearboxes
High mechanical strength and excellent fatigue resistance
Precise tooth profile and superior gear performance
Long service life under harsh offshore or onshore conditions
Certified by ISO 9001, with 100% ultrasonic testing and dimensional inspection
We manufacture to customer drawings and specifications, offering complete OEM services for wind power equipment manufacturers, gearbox suppliers, and maintenance contractors.
| Product Name | Open Die Forgings Steel Shafts ,Gear Wheels For Wind Power Systems |
| Material | 4140,4130,18CrNiMo7-6,4340,4330,1.7225,35# 45# 20CrMnTi 20CrNi2Mo 20CrMnMo 18CrNiMo7-6 42CrMo 20CrNo 35CrMo |
| Equipment | 5 TON, 8 TON, 12 TON Hydralic hammer |
| Apply for | For Wind Power Systems |
| Manufacturing Process | Forging+heat treatment+rough machining |
| Forging ratio | ≥3 Enhanced internal microstructure uniformity delivers exceptional resistance to heavy loads and minimizes the potential for shape distortion during repeated pressure applications. |
| Delivery terms | Rough machining(N+T) |
| Test equipment | Spectrograph, UT device, tensile and impact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
| Service | Our end-to-end service encompasses forging, processing, thermal treatment, precision machining, packaging, domestic logistics, customs clearance, and sea freight. Customer specifications are our paramount concern, and we maintain a strong focus on product quality. |
| Main Forging service Machine list: | sets | |
| Sample Inspection tester machines in the lab. | ||
| 1 | Spectrometer | 1 |
| 2 | Impact testing machine | 1 |
| 3 | Tensile testing machine | 1 |
| 4 | Metallographic microscope | 1 |
| 5 | Brinell hardness tester | 1 |
| 6 | Notch projector | 1 |
| 7 | Quenching test machine | 1 |
| 8 | high-precision flaw detector | 2 |
| Natural gas equipment | ||
| 1 | Natural gas furnace 15Ton | 6 |
| 2 | Natural gas furnace 20Ton | 1 |
| 3 | Natural gas furnace 30Ton | 3 |
| 4 | Natural gas furnace 40Ton | 1 |
| Sawing machine | 16 | |
| 5 | 5 Ton electro-hydraulic forging hammer | 1 |
| 6 | 8 Ton electro-hydraulic forging hammer | 1 |
| 7 | 12 Ton electro-hydraulic forging hammer | 1 |
| operation machine | ||
| 8 | 10 Ton loader machine | 1 |
| 9 | 15 Ton loader machine | 1 |
| 10 | 20 Ton Loader machine | 1 |
| Material carrier machine | ||
| 12 | 10 Ton material carrier | 1 |
| 13 | 20 Ton material carrier | 1 |
| 14 | Heat Treatment electric furnace 5Ton | 1 |
| 15 | Heat Treatment electric furnace 15Ton | 1 |
| 16 | Heat Treatment electric furnace 50Ton | 1 |
| 17 | Heat Treatment electric furnace 60Ton | 1 |
| 18 | Heat Treatment electric furnace 60Ton | 1 |
| 19 | horizontal lathe, vertical lathe,CNC vertical lathe,machining equipment | 31 |
Frequently Asked Questions (FAQs)
What spectrum of weights do your forged components typically fall within? Our forging capabilities accommodate parts weighing from 100 kilograms up to 7 metric tons.
Beyond forging, do you also handle thermal processing and material removal? Absolutely, we provide comprehensive in-house heat treatment services, along with both preliminary and final machining operations.
Which sectors commonly utilize your manufactured goods? We cater to a diverse range of industries, including wind power, heavy machinery manufacturing, port infrastructure development, power transmission systems, and numerous others.
What are the standard timelines for order fulfillment? For items currently in our inventory, the typical lead time is approximately 30 days. For custom-produced orders, the timeframe is generally 40 to 45 days.
Could you specify the geographical location of your production facility? Our factory is situated in Changzhou City, which is conveniently located near Shanghai, and we utilize the shipping facilities at the Port of Shanghai.
Request a Quotation
To receive a customized proposal and engineering assessment, we invite you to submit your detailed technical drawings and specific requirements. Our engineering team will promptly review your submission and provide you with a professional quotation and tailored solution.