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 our customers’ requirements.
Our customers and partner value our products and services for 2 reasons: excellence and reliability.
Key figures
>A. >Over 30 years professional free forging manufacturing experience
>B. >The company covers an area of 71,000 square meters
>C. >The construction area of the production workshop is 12,000 square meters
>D. >Total number of employees of 158
>E. >28 engineering and technical personnel
>F. >59 skilled workers
>G. >Annual production capacity is 38,000 tons
>H. >Steel throughput can reach 56,000 tons
>Efficient and reliable solutions for customers
Industrial sector application
We design and manufacture forged parts for all industrial areas applying our experience and unique professionalism and taking the specific requirements of the markets into account. This has led us to become a forging industry leader in all industrial segments and collaborating with leading companies.
>A. >Wind power generation
>B. >Port Heavy Machinery
>C. >Mining
>D. >Ship Building
>E. >Chemical industrial
>F. >Oil industrial
>G. >Metallurgical industry
>H. >Hydraulic industry
>I. >Other high-end industrial equipment, gearbox body, parts and etc.
Customized solutions
Modular processes allow us to engineer a solution for almost every industrial application requiring free forged parts. Our modularity means flexibility, a wide range of options, faster delivery, and most important of all, competitiveness.
All our products and production process have been designed to assure excellent, reliable and long lasting unique mechanical performances, resulting in reduced operating costs and long life.
With a wide range of products and a significant experience gained in most industrial applications, we can also provide complete engineering recommendation for customers.
Company Name: | Changzhou Tiangong Forging Co., Ltd. |
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Business Type: | Manufacturer,Exporter,Seller |
Brands: | Tiangong |
Employee Number: | 135~150 |
Year Established: | 1994 |
Total Sales Annual: | 27.5 million -28 million |
Company Location: | Wangxia Village, Luoxi Town, Xuejia Town, Xin Bei District, Changzhou City, Jiangsu Province, China |
Factory Location: | Wangxia Village, Luoxi Town, Xuejia Town, Xin Bei District, Changzhou City, Jiangsu Province, China |
Changzhou Tiangong Forging Co., Ltd.
Customized Open Die Forgings – OEM & ODM Available
We offer comprehensive OEM and ODM forging services based on your drawings, specifications, or application needs. With over 25 years of experience in free forging and open-die forging, we specialize in manufacturing customized components from carbon steel, alloy steel, and stainless steel, serving industries such as wind power, port machinery, industrial gearboxes, and construction equipment.
As an OEM forging manufacturer, we can produce forged parts strictly according to your provided drawings and technical requirements.
Support for small-batch and large-volume production
Material options: 35#, 45#, 42CrMo, 20CrMnMo, 18CrNiMo7-6, etc.
Machining service: rough machining, finish machining, CNC turning & milling
Testing: ultrasonic testing (UT), magnetic particle testing (MT), chemical analysis, mechanical testing
Full document support: MTC, PPAP, 3.1/3.2 certificates available upon request.
For customers without complete drawings, we also provide ODM (Original Design Manufacturing) support:
Co-design and technical consultation based on application needs
Reverse engineering from samples
Material and heat treatment suggestion based on usage
Engineering drawing development and production optimization
Fast prototyping for special forgings
30+ years of forging experience
100–7000 kg part weight range
ISO 9001 / 14001 / 45001 certified
Long-term OEM supplier to some famous Brands.
On-time delivery and global shipping support
Reliable production Line:
At TIANGONG, each year we invest in production equipment in order to maintain and further improve the high quality of our products.
The only way to achieve required quality is to start with correctly specified material, and process it on the high efficiency forging machinery. In order to ensure the final standard our customers are asking for, proper and precise controlled heat treatment process is the key factor.
Various kind of high-precision machining facilities is also an essential building block to supply highly satisfied products for customers.
A. 12 ton electro-hydraulic hammer with operating machine
B. 8 ton electro-hydraulic hammer with operating machine
C. 5 ton electro-hydraulic hammer with operating machine
D. 20 ton loading/discharging machine
E. 8 ton loading/discharging machine
F. 5 ton loading/discharging machine
G. Natural gas pre-forging heating furnace
H. Natural gas heat treatment furnace (8 meters)
I. Natural gas heat treatment furnace (6 meters)
J. Electrical heat treatment furnace (6 meters)
K. CNC lathe
OEM & ODM Forging Solutions
At Changzhou Tiangong Forging Co.Ltd, we offer flexible OEM (Original Equipment Manufacturing) and ODM (Original Design Manufacturing) services to meet your exact forging needs. Whether you require standardized components or fully customized designs, our team collaborates closely with you to deliver precision-forged parts that align with your specifications, performance standards, and industry applications.
Our OEM & ODM Capabilities Include:
✔ Custom Design & Engineering: Tailored solutions from concept to finished product, including material selection,模具 (mold/die) development, and process optimization.
✔ High-Volume Production: Scalable manufacturing with strict quality control for consistent, reliable output.
✔ Industry-Specific Expertise: Serving aerospace, defense, automotive, oil & gas, and heavy machinery sectors.
✔ End-to-End Support: Prototyping, testing (NDT, mechanical properties), certification, and logistics assistance.
Leverage our technical prowess and decades of forging experience to bring your designs to life.
Contact us to discuss your OEM/ODM project requirements!
R&D: Custom Free Forging R&D Services
At Changzhou Tiangong Forging Co.Ltd, we specialize in advanced free forging solutions tailored to your unique requirements. Our R&D team combines cutting-edge technology with decades of metallurgical expertise to develop high-performance forged components for aerospace, automotive, energy, and heavy industries.
Why Choose Our Free Forging R&D?
✔ Bespoke Solutions: Custom material grades, shapes, and mechanical properties.
✔ Innovative Process Design: Optimized forging techniques for superior strength and durability.
✔ End-to-End Support: From prototyping to full-scale production, ensuring precision at every step.
✔ Quality Assurance: Rigorous testing (e.g., ultrasonic, tensile, fatigue analysis) for compliance with global standards (ISO, ASTM, AMS).
Partner with us to transform your concepts into high-integrity forged products.
Contact our R&D experts today to discuss your project!
To ensure every forging meets international standards and customer specifications, we have established a comprehensive in-house R&D and testing laboratory. Our experienced quality engineers and metallurgists use advanced equipment to monitor the entire production process — from raw material evaluation to final product inspection.
Spectrometer – For fast and accurate chemical composition analysis of all incoming raw materials
Tensile Testing Machine – To evaluate yield strength, tensile strength, and elongation
Impact Testing Machine – To assess impact toughness, especially for low-temperature or dynamic-load applications
Brinell Hardness Tester – To measure hardness values and ensure heat treatment consistency
Metallographic Microscope – For analyzing microstructure, grain size, and detecting potential defects
Notch Projector – For accurate notch shape measurement in Charpy test samples
Quenching Test Machine – Used to simulate heat treatment response and verify hardenability
High-Precision Flaw Detector (Ultrasonic) – For internal defect inspection according to ISO 4992 / EN 10228 standards.
Every forged component undergoes strict inspection before delivery. Test results are documented and traceable through our quality management system. We provide full ultrasonic inspection records, and mechanical property reports on request.
Combined with our R&D experience, these testing capabilities allow us to:
Develop new forging solutions for wind power, port machinery, industrial gearboxes, and more
Optimize heat treatment processes for maximum performance
Support OEM/ODM projects with technical documentation and trial run data
Guarantee long-term reliability and compliance with ISO 9001, ISO 14001, and ISO 45001
At Changzhou Tiangong Forging Co., Ltd., our team is the backbone of our forging excellence. With a total workforce of 158 employees, we combine decades of experience with strong technical expertise to deliver high-quality forged products to global industries.
Our team includes 28 dedicated engineering and technical professionals, driving innovation, process optimization, and quality control across all stages of production.
We are supported by 59 highly skilled workers, whose hands-on experience and craftsmanship ensure precision in every forging.
Backed by more than 30 years of expertise in free forging and open-die forging, our workforce is capable, committed, and continuously improving.
From raw material selection to final delivery, our people are focused on meeting the most demanding industrial standards. We believe in building a culture of professionalism, safety, and continuous improvement—one forging at a time.
Industrial & Wind Gearbox Forgings:
Sun gears, planetary gears, high-speed shafts, low-speed shafts, and main shafts.
Shaft & Disc Forgings:
Custom-forged shafts, stepped shafts, discs, and precision components from 100–7000 kg.
Port Machinery Components:
Forged wheels for ship-to-shore cranes, rail-mounted gantry cranes, and container handling equipment.
Aerospace, Marine & Offshore Wind Applications:
High-performance forgings supplied to demanding sectors with stringent quality requirements.
In-House Rough Machining & Inspection:
We offer rough machining services and maintain a full-scale testing laboratory for material and dimensional verification.
Customized solutions
Our modular process allows us to design solutions various industrial application requiring free-forged and open-die-forged parts. Our modularity means flexibility, wide choice, faster delivery and, above all, competitiveness.
All Tiangong Forging, products and production processes are designed to ensure exceptional, reliable and long-lasting unique mechanical properties, thereby reducing operating costs and extending service life.
With an extensive product range and extensive experience gained in most industrial applications, we can also provide engineering advice to our customers.
Changzhou Tiangong Forging Co., Ltd. is a trusted manufacturer of high-performance forged components, serving a wide range of industries including wind power, port machinery, industrial gearboxes, aerospace, marine, and offshore energy.
With over 25 years of forging expertise, we specialize in open-die and closed-die forging of complex shapes, ensuring strength, precision, and reliability in every product.
Industrial & Wind Gearbox Forgings:
Sun gears, planetary gears, high-speed shafts, low-speed shafts, and main shafts.
Shaft & Disc Forgings:
Custom-forged shafts, stepped shafts, discs, and precision components from 100–7000 kg.
Port Machinery Components:
Forged wheels for ship-to-shore cranes, rail-mounted gantry cranes, and container handling equipment.
Aerospace, Marine & Offshore Wind Applications:
High-performance forgings supplied to demanding sectors with stringent quality requirements.
In-House Rough Machining & Inspection:
We offer rough machining services and maintain a full-scale testing laboratory for material and dimensional verification.
Market name: | South America,Western Europe,Eastern Europe,Eastern Asia,Southeast Asia,Middle East |
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Contact Person: | Kanas Wen |