Changzhou Tiangong Forging Co., Ltd.
Changzhou Tiangong Forging Co., Ltd.
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42CrMo Alloy Steel Metal Forgings Shaft Blank Rough Machined For Wind Power Industry. This forged shaft blank is made from high-strength 42CrMo alloy steel, offering excellent toughness, fatigue resistance, and hardenability. Designed for the demanding requirements of the wind power industry, it serves as a core mechanical component in wind turbine gear transmission systems.
The shaft blank is rough machined to precise dimensional tolerances, ensuring ease of further processing and seamless integration into large-scale industrial assemblies. With our advanced forging technology and strict quality control, each piece guarantees uniform internal structure, high load-bearing capacity, and long service life in harsh operating environments.
| Material | 20CrMnTi,18CrNiMo7-6,20CrMnMo,42CrMo4,17NiCrMo6-4 ,40CrNiMo,35CrMo,40CrNiMo,42CrMo,C45,C35,20CrMo |
| 5 TON, 8 TON, 12 TON Hydralic hammer | |
| Apply for | Transmission main shaft is used for driving force |
| Forging+heat treatment+rough machining | |
| Forging ratio | ≥3 |
| 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 service included the forging, process, heat treatment, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
These are the main inspection equipments:
| Our Lab inspection equipment | |
| 1 | Spectral component analyzer |
| 2 | Impact strength testing machine |
| 3 | Impact test cryogenic tank |
| 4 | Ultrasonic flaw detector |
| 5 | Brinell hardness tester |
| 6 | Rockwell hardness tester |
| 7 | Digital hydraulic universal testing machine |
| 8 | H.Metallurgical microscope |
| 9 | Program-controlled box furnace |
Our forged gear shafts provide following material characteristics:
- High Strength: Gear shafts must withstand torque and heavy loads without deformation.
- Good Machinability: Easy manufacturability and precision are essential for efficient production.
- Low Notch Sensitivity Factor: Minimize stress concentration points to prevent premature failure.
- Good Heat Treatment Properties: Ensure durability and resistance to wear and fatigue.
- High Wear Resistance: Gear shafts should have a long service life even under demanding conditions.
The steel forgings production flow:
Industrial applications
We apply our years of experience and unique professionalism, taking into account the specific requirements of the market, to design and manufacture forged parts for all industrial sectors. This makes Tiangong Forging a leader in the forging industry and sincerely cooperates with leading companies in various industrial fields.
A. Wind power generation
B. Port heavy machinery
C. Mining
D. Ship building
E. Chemical industry
F. Petroleum industry
G. Metallurgy industry
H. Hydraulic industry
I. Other manufacturing industries of various industrial equipment, transmission gear box, parts and etc.
Frequently Asked Questions (FAQs)
1. What is your forging weight range?
We produce forged parts ranging from 100 kg to 7000 kg.
2. Do you provide heat treatment and machining?
Yes, we offer full in-house heat treatment, rough, and finish machining services.
3. Which industries do you supply to?
We serve wind energy, heavy equipment, port machinery, transmission systems, and more.
4. What is your production lead time?
With stock: Around 30 days
Without stock: 40–45 days
5. Where is your factory located?
In Changzhou City, near Shanghai, with shipping via Shanghai Port.
Request a Quote
Please send your technical drawings and requirements to us. Our engineers will review and provide you with a professional quotation and solution shortly.