Hunan Dinghan New Material Technology Co., LTD
| Delivery Time | 5 working days for stock, 15-30 days for custom production |
| Packaging Details | Anti-rust oil coating, vacuum-sealed plastic bag, export-grade plywood case with foam cushioning |
| Heat Treatment | Carburizing and Quenching |
| Gear Accuracy Grade | ISO 6-7 Grade |
| Shaft Diameter | 20-200mm Customizable |
| Surface Hardness | 58-62 HRC |
| Material | 42CrMo Alloy Steel |
| Payment Terms | T/T |
| Module Range | 1.5-8 Module |
| Application | Mining Excavator Powertrain |
| Supply Ability | 30000 Pieces per Month |
| Core Hardness | 30-42 HRC |
| Place of Origin | Changsha, China |
| Model Number | Customized per Drawing |
| Certification | ISO 9001:2015 |
| Brand Name | SJ, DH |
View Detail Information
Explore similar products
Transmission Zero Bevel Gear Wind Turbine Gear Ship Propulsion Systems
Custom Gear Manufacturer Small Size Light Weight High Strength Custom Industrial
Agricultural Machinery Gear Shaft Sprockets Custom Industrial Gears For Sale
Steel Transmission Gear Disc Powder Metallurgy Large Custom Industrial Gears
Product Specification
| Delivery Time | 5 working days for stock, 15-30 days for custom production | Packaging Details | Anti-rust oil coating, vacuum-sealed plastic bag, export-grade plywood case with foam cushioning |
| Heat Treatment | Carburizing and Quenching | Gear Accuracy Grade | ISO 6-7 Grade |
| Shaft Diameter | 20-200mm Customizable | Surface Hardness | 58-62 HRC |
| Material | 42CrMo Alloy Steel | Payment Terms | T/T |
| Module Range | 1.5-8 Module | Application | Mining Excavator Powertrain |
| Supply Ability | 30000 Pieces per Month | Core Hardness | 30-42 HRC |
| Place of Origin | Changsha, China | Model Number | Customized per Drawing |
| Certification | ISO 9001:2015 | Brand Name | SJ, DH |
| High Light | Mining Excavator Gear Shaft ，Carburized Quenching Ground Shaft ，Custom 42CrMo Alloy Gear Shaft | ||
The mining excavator gear shaft is a critical power transmission component engineered to withstand the most demanding operating conditions in open-pit and underground mining environments. Manufactured from premium 42CrMo alloy steel, this shaft delivers exceptional toughness, fatigue resistance, and load-bearing capacity required for continuous heavy excavation operations.
| Material | 42CrMo Alloy Steel |
| Heat Treatment | Carburizing and Quenching |
| Surface Hardness | 58-62 HRC |
| Core Hardness | 30-42 HRC |
| Gear Accuracy Grade | ISO 6-7 Grade |
| Module Range | 1.5-8 Module |
| Shaft Diameter | 20-200mm Customizable |
| Application | Mining Excavator Powertrain |
Designed for use in mining excavator swing drives, travel reducers, and hoist gearboxes. Suitable for both new equipment manufacturing and aftermarket replacement service.
With over 30 years of gear manufacturing expertise, our factory combines advanced CNC grinding technology with rigorous quality control to deliver gear shafts that exceed industry standards. Every batch is traceable with material certification and inspection reports provided upon request.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1994
Total Annual:
70 million-100 million
Employee Number:
50~60
Ecer Certification：
Verified Supplier
Our company was formerly known as Changsha Double Star Gear Industrial Co., Ltd, which was established in 1994. It is a directly affiliated university-run enterprise founded by Central South University Professor Zeng Tao, the leading expert on spiral bevel gears in China. It was later renamed as Cha... Our company was formerly known as Changsha Double Star Gear Industrial Co., Ltd, which was established in 1994. It is a directly affiliated university-run enterprise founded by Central South University Professor Zeng Tao, the leading expert on spiral bevel gears in China. It was later renamed as Cha...
Get in touch with us
Leave a Message, we will call you back quickly!