Metallurgical Press Open Die Forging Fatigue Resistance Alloy Forging Process

Wear-Resistant Open Die Forgings for Metallurgical Press and Rolling Mills are engineered to deliver exceptional durability and mechanical stability under extreme compressive and cyclic loads. Manufactured from high-strength alloy or carbon steels, these forgings are heat treated to optimize surface hardness while maintaining a tough, ductile core — essential for components subjected to constant impact, pressure, and thermal fluctuations in metallurgical operations.

Product Features

• High Wear Resistance: Heat treated for superior surface hardness to withstand abrasive and impact-intensive operations.

• Optimized Core Toughness: Maintains ductile, crack-resistant core to ensure structural safety under heavy loads.

• Directional Grain Flow: Open die forging process enhances fatigue resistance and mechanical strength.

• Large-Size Capability: Suitable for producing large-section components with high dimensional accuracy.

• Custom Geometry: Supports intricate or asymmetric designs per end-use functional requirements.

• Excellent Load-Bearing Capacity: Engineered to perform in high-pressure, cyclic load environments typical of heavy industrial machinery.

Application Fields

• Metallurgical Hydraulic Presses: Forged press columns, crossheads, rams, platens, and shafts.

• Rolling Mill Equipment: Backup rolls, pinion shafts, chocks, couplings, and mill spindles.

• Steelmaking and Smelting Operations: Components exposed to high mechanical stress and thermal cycling.

• Heavy Machinery & Forging Plants: Core parts used in forming, extrusion, and metal shaping lines.

• High-Impact Industrial Systems: Ideal for machinery operating under constant shock, torque, and heat.

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.