Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Delivery Time | 30days |
| Packaging Details | Wooden |
| Supply Ability | 56000 Tons per year |
| Material | Forged Steel: 42CrMo, 18CrNiMo7-6, 4140,4130 |
| Quality Control | 100% Inspection |
| Hardness | Customized |
| Application | Overhead Cranes, Gantry Cranes, Jib Cranes |
| Load Capacity | Varies based on size and material |
| Heat Treatment | Annealed and tempered |
| Usage | Crane Wheel |
| Color | Original |
| Brand Name | Tiangong |
| Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China |
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Product Specification
| Payment Terms | T/T | Delivery Time | 30days |
| Packaging Details | Wooden | Supply Ability | 56000 Tons per year |
| Material | Forged Steel: 42CrMo, 18CrNiMo7-6, 4140,4130 | Quality Control | 100% Inspection |
| Hardness | Customized | Application | Overhead Cranes, Gantry Cranes, Jib Cranes |
| Load Capacity | Varies based on size and material | Heat Treatment | Annealed and tempered |
| Usage | Crane Wheel | Color | Original |
| Brand Name | Tiangong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | High Strength Crane Wheel ，Crane Wheel 4140 ，forged wheel blanks 4130 | ||
High-Strength Forged Crane Wheel Blanks – 42CrMo, 18CrNiMo7-6, 4140,4130. These forged crane wheels, manufactured from high-strength 42CrMo,18CrNiMo7-6, 4140,4130 alloy steel, are designed for use in heavy-duty port machinery such as gantry and container cranes. They are forged to withstand high mechanical loads and harsh environmental conditions, ensuring long service life and stable performance.
Features:
Material: Standard 40CrMo ,18CrNiMo7-6, 4140,4130alloy steel, customizable to customer-specified
Forging Type: Open-die forging and free forging available based on design and application requirements
Heat Treatment: Normalizing and tempering for enhanced mechanical properties
Machining: Supplied in rough machined or as-forged condition
Ultrasonic Testing: Conducted according to customer standards for internal soundness
Applications:
Gantry cranes
Port terminal equipment
Container handling cranes
Heavy lifting systems
Specifications:
Dimensions and tolerances: Fully customizable
Forging weight: Based on customer needs
Surface: As-forged or machined
Material certificates and full traceability available
Competitive Advantages:
Material and dimensions can be tailored to exact customer specifications
Flexible production for both small and large volume orders
Forgings made from top-tier steel mills
Precise ultrasonic inspection ensures quality
Ideal for demanding operational environments
| Item | Details |
|---|---|
| Product Name | High-Strength Forged Crane Wheel Blanks – 42CrMo, 18CrNiMo7-6, 4140,4130 |
| Material Grades | - Carbon and Alloy Steels: 42CrMo, 18CrNiMo7-6, 20CrNi2Mo, 4340, 35CrMo, 1.7225, 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 |
Frequently Asked Questions (FAQs)
1. What is your forging weight range?
We produce forged parts ranging from 100 kg to 7000 kg.
2. Do you provide heat treatment and machining?
Yes, we offer full in-house heat treatment, rough, and finish machining services.
3. Which industries do you supply to?
We serve wind energy, heavy equipment, port machinery, transmission systems, and more.
4. What is your production lead time?
With stock: Around 30 days
Without stock: 40–45 days
5. Where is your factory located?
In Changzhou City, near Shanghai, with shipping via Shanghai Port.
Request a Quote
Please send your technical drawings and requirements to us. Our engineers will review and provide you with a professional quotation and solution shortly.
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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