35CrMo 20CrMnMo Industrial Steel Forgings Petrochemical Marine Equipment Components

Large Industrial Steel Forgings 35CrMo,17CrNiMo6,20CrMnMo For Wind Power, Petrochemical & Marine Equipment

Large Industrial Steel Forgings for Wind Power | 35CrMo, 17CrNiMo6, 20CrMnMo

With over 25 years of forging expertise, we produce high-strength industrial steel forgings in 35CrMo, 17CrNiMo6, and 20CrMnMo, tailored for demanding applications in the wind power, petrochemical, and marine industries. As a trusted supplier to leading wind energy companies like Goldwind, our forgings ensure outstanding mechanical performance, fatigue resistance, and dimensional accuracy. From gear shafts to bearing housings, we offer custom solutions backed by ISO-certified quality systems and in-house inspection labs.

Partner with us for reliable, precision-engineered forgings that power the future of energy.

Large steel forgings play a critical role in power transmission systems, ensuring reliable torque transfer and structural integrity under heavy loads. These components are widely used in gearboxes, shafts, couplings, and other core transmission elements across wind energy, marine, and industrial applications.

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Function:
These forgings are engineered to withstand high mechanical stress, providing long-term durability and performance in rotating and reciprocating transmission systems.

Specifications:

Weight Range: 100 kg – 7t

Surface Condition: Anti-corrosion treatment or machining-ready

Competitive Advantages:

Custom metallurgy and dimensions tailored to each project

Raw materials sourced from certified steel mills

Strict quality control, including full traceability and NDT compliance

Proven performance in high-load, high-speed applications

Experienced in supplying to industries like wind power, mining, and marine engineering

Process flow:

raw material inspection → unloading → inspection → preheating → forging → heat treatment → inspection → rough machining → non-destructive testing → inspection → packaging → delivery.

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.