Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30days |
| Packaging Details | Pallet |
| Material | 42CrMo, 18CrNiMo7-6 ,4140, 40CrNiMo,37CrMnSiA , 42CrNiMo 45#,35# steel |
| Quality Control | 100% Inspection |
| Hardness | Customized |
| Application | Port Machine Crane |
| Load Capacity | Varies depending on material and performance |
| Heat Treatment | Normalizing and tempering |
| Usage | Heavy-Duty Crane |
| Highlight | Excellent supplier for ZPMC |
| Brand Name | Tiangong |
| Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 56000 Tons per year |
| Delivery Time | 30days | Packaging Details | Pallet |
| Material | 42CrMo, 18CrNiMo7-6 ,4140, 40CrNiMo,37CrMnSiA , 42CrNiMo 45#,35# steel | Quality Control | 100% Inspection |
| Hardness | Customized | Application | Port Machine Crane |
| Load Capacity | Varies depending on material and performance | Heat Treatment | Normalizing and tempering |
| Usage | Heavy-Duty Crane | Highlight | Excellent supplier for ZPMC |
| Brand Name | Tiangong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | ISO Forgings crane rail wheels ，crane rail wheels Heavy Duty ，open die press forging ISO14001 | ||
42CrMo Port Machine ISO Forgings – Heavy-Duty Crane Wheel Manufacturer.As an ISO-certified manufacturer, we specialize in producing high-strength 42CrMo forged components for port machinery, especially heavy-duty crane wheels. Using precision open die forging, we deliver components with excellent mechanical performance, dimensional accuracy, and fatigue resistance—ideal for demanding industrial applications such as quay cranes and container handling systems.
Product Highlights:
Material: 42CrMo
Process: Open die forging, heat treated
Weight Range: 100–7000 kg
Machining: Rough machining per drawing
Inspection: 100% UT/MT/PT
Applications:
Quay and gantry cranes
Container handling systems
Port terminal machinery
Rail-mounted crane wheels
Heavy industrial lifting equipment
Why Choose Us:
Custom material grades and dimensions
Certified steel sources and full traceability
Proven track record as a supplier to top-tier OEMs
Strict quality control and third-party inspection support
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
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.
| Item | Details |
|---|---|
| Product Name | 42CrMo Port Machine ISO Forgings – Heavy-Duty Crane Wheel Manufacturer |
| Material Grades | - Carbon and Alloy Steels: 42CrMo, 18CrNiMo7-6, 20CrNi2Mo, 4340, 35CrMo, 20CrMnTi, 20CrMnMo |
| Forging Equipment | - Hydraulic Hammers: 5T, 8T, 12T - Supports large-section open die forging |
| Manufacturing Process | Forging → Heat Treatment → Rough Machining → Dimensional & NDT Inspection |
| Forging Ratio | ≥ 3.0 — Ensures fine grain refinement, enhanced tensile strength, and excellent internal soundness for heavy-duty operation |
| Applications | Precision-forged components for: - Gearbox main shafts - Thrust flanges and coupling hubs - Marine transmission and propulsion shafts - Rudder stocks and steering gear drives - Suitable for both marine and industrial mechanical systems |
| Delivery Conditions | - N+T (Normalized + Tempered): For pre-machined rough parts |
| Testing & Inspection | - Chemical Analysis: Optical Emission Spectrometry - Mechanical Tests: Tensile , Impact , Hardness - NDT: UT , MT - Dimensional Control: Bore dial indicators, precision micrometers |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
27.5 million -28 million
Employee Number:
135~150
Ecer Certification：
Verified Supplier
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 ... 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 ...
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