Changzhou Tiangong Forging Co., Ltd.
                                                                                                           
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Alloy Steel Forgings Crane Wheel 42CrMo Open Die Forging For Port Machinery

Price Negotiable
Price: USD500-USD2000/piece
MOQ: 1
Delivery Time: 30days
Brand: Tiangong
Product Description

Alloy steel forgings 42CrMo open die forging for Port machinery and lifting equipment. Our 42CrMo alloy steel open die forgings are engineered for high-performance applications in port machinery and lifting equipment. Produced through precision open die forging, these components offer excellent strength, toughness, and fatigue resistance, ensuring reliable operation under heavy loads and harsh working conditions.


The 42CrMo material, known for its superior hardenability and mechanical properties, is widely used in critical structural parts such as forged gear shafts, crane wheels, lifting hooks, and load-bearing components. Each forging undergoes strict heat treatment and non-destructive testing to guarantee internal soundness and dimensional accuracy.

Key Features:

  • Material: 42CrMo / 42CrMo4 alloy steel

  • Forging Method: Open die forging

  • Heat Treatment: Normalizing + Tempering 

  • Hardness: as per specific requirements

  • Weight Range: 100 kg – 7 tons

  • Shapes Available: Round, square, stepped shafts, blocks, custom shapes

Advantages:

  • High strength-to-weight ratio

  • Excellent fatigue and impact resistance

  • Custom dimensions and machining available

  • Compliant with ISO, EN, and customer-specific standards

  • Full material traceability and inspection records

We design and manufacture forged parts for all industrial areas by applying our experience and unique professionalism, taking into account the specific technical and performance requirements of each market. This has made us a trusted forging partner across a wide range of industries, collaborating with world-leading companies.

A. Wind Power Generation
High-strength forged shafts and gears for wind turbines, ensuring fatigue resistance and long service life in harsh environments.

B. Port Heavy Machinery
Heavy-duty forgings for cranes, wheels, and lifting components, built to handle extreme loads and continuous operation.

C. Mining
Durable forged parts for drilling and crushing equipment, offering impact resistance and extended wear life in tough conditions.

D. Ship Building
Precision marine forgings such as propeller shafts and rudder parts, certified for strength, corrosion resistance, and reliability.

E. Chemical Industry
Forged flanges and vessel parts engineered for high-pressure, high-temperature, and corrosive chemical environments.

F. Oil Industry
Robust forgings for drilling and wellhead systems, designed to withstand high stress, pressure, and harsh field conditions.

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 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Tiangong Forging Co., Ltd.
Location Wangxia Village, Luoxi Town, Xuejia Town, Xin Bei District, Changzhou City, Jiangsu Province, China
Contact Person Mia Liu

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