Changzhou Tiangong Forging Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 56000 Tons per year |
| Delivery Time | 30days |
| Packaging Details | Pallet |
| Machining | Rough Machining |
| Type Of Service | Tailor made |
| Forging Weight | 100kg|100kg-7ton |
| Impact Strength | Customizable |
| Dimensions | According To Drawings |
| Hardness | Customizable |
| Features | Forging Process: Open die / free forging, with or without pre-machining |
| Steel Grade | Various alloy steel |
| 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 |
| Machining | Rough Machining | Type Of Service | Tailor made |
| Forging Weight | 100kg|100kg-7ton | Impact Strength | Customizable |
| Dimensions | According To Drawings | Hardness | Customizable |
| Features | Forging Process: Open die / free forging, with or without pre-machining | Steel Grade | Various alloy steel |
| Brand Name | Tiangong | Certification | ISO9001, ISO14001,ISO45001 |
| Place of Origin | Changzhou, China | ||
| High Light | 17nicrmo6-4 alloy steel forgings ，forging low speed steel iso9001 ，alloy steel forgings high speed | ||
Customized Alloy Steel Low Speed Shaft And High Speed Shaft Spindle
Customized Alloy Steel Low Speed Shaft And High Speed Shaft Spindle. In the demanding fields of marine and mechanical equipment manufacturing, the quality and performance of materials are of utmost importance.
Our alloy steel forgings, including 17NiCrMo6 - 4, 18CrNiMo7 - 6, and 35CrMo, are precisely engineered to meet the stringent requirements of these industries. These forgings serve as critical components in various assemblies, ensuring reliable operation and long - term durability.
Materials Available: 42CrMo, 40CrNiMo, 20CrMnMo, 18CrNiMo7-6, and other alloy steels
Shaft Types:
Low-Speed Shaft: Designed for high torque, excellent impact resistance
High-Speed Shaft: Precision balanced, suitable for high RPM and thermal stability
Forging Process: Open die / free forging, with or without pre-machining
Heat Treatment:Normalizing and tempering
Machining Service: Rough to finish machining per customer drawings
Max Weight: 7 tons per piece
Wind turbine gearboxes (main shaft, intermediate shaft)
Port cranes, rolling mills, and mining drives
High-speed spindles in industrial reducers and compressors
High dimensional accuracy and surface finish
Excellent fatigue, wear, and torsional resistance
Full traceability with mill certificates and NDT reports
OEM production with flexible batch sizes
| Product Name | Customized Alloy Steel Low Speed Shaft And High Speed Shaft Spindle |
| Material | 4140,4130,18CrNiMo7-6,4340,4330,1.7225,35# 45# 20CrMnTi 20CrNi2Mo 20CrMnMo 18CrNiMo7-6 42CrMo 20CrNo 35CrMo |
| Equipment | 5 TON, 8 TON, 12 TON Hydralic hammer |
| Apply for | Heavy Industry |
| Manufacturing Process | Forging+heat treatment+rough machining |
| Forging ratio | ≥3 Provides a foundation of superior structural soundness, maximized internal compactness, and outstanding endurance against fatigue failure under heavy lifting demands. |
| Delivery terms | Rough machining(N+T) |
| Test equipment | Spectrograph, UT device, tensile and impact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
| Service | From initial forging to final maritime delivery, our integrated service encompasses all stages: processing, heat treatment, precision machining, secure packaging, local transport, customs facilitation, and overseas shipment. We prioritize fulfilling client specifications and maintain an unwavering commitment to product excellence. |
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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