Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30days |
| Packaging Details | Pallet |
| Material | 42CrMo, 45#,35# steel |
| Quality Control | 100% Inspection |
| Hardness | Normalizing and tempering |
| Application | Port Machine |
| Load Capacity | Varies based on size and material perform |
| Heat Treatment | Normalizing and tempering， |
| Usage | Crane |
| Production Lead time | 30 days |
| 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, 45#,35# steel | Quality Control | 100% Inspection |
| Hardness | Normalizing and tempering | Application | Port Machine |
| Load Capacity | Varies based on size and material perform | Heat Treatment | Normalizing and tempering， |
| Usage | Crane | Production Lead time | 30 days |
| Brand Name | Tiangong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | 42CrMo die forging ，Port Machine die forging ，precision forged wheels 35# | ||
42CrMo Port Machine Forgings Open Die Forged Crane Wheels – ZPMC Supplier. These crane wheels, forged from specialized high-strength alloy steel, are engineered for heavy-duty port gantry and container cranes. With an advanced forging process, they can handle extreme mechanical loads and harsh port environments. Offering 30% longer service life than standard wheels, they cut maintenance costs and ensure stable, continuous operation.
Key Features:
Material: 42CrMo
Process: Open die forging
Heat Treatment:Normalized + Tempered for high hardness and toughness
Weight Range: 100–7000 kg
Machining: Available as rough or finish-machined
Inspection: 100% ultrasonic
Applications:
Quay cranes
Gantry cranes
Port transport systems
Container handling machinery
Rail-mounted and rubber-tyred cranes
Advantages:
Excellent load-bearing and wear resistance
Stable performance under dynamic and cyclic loads
Long service life in harsh operating conditions
Materials from certified steel mills, full traceability provided
Custom forging solutions available upon request. Contact us with your technical drawings or specifications.
| Item | Details |
|---|---|
| Product Name | 42CrMo Port Machine Forgings Open Die Forged Crane Wheels – ZPMC Supplier |
| Material Grades | Alloy Steels: 42CrMo and more |
| 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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