440C Stainless Steel Hot Rolled/Cold Drawn Rod for Bearings and Surgical Tools
Price:
Price is negotiated based on the required specifications and quantity
MOQ:
100KG
Delivery Time:
5-8 working days, depending on the parameters required for negotiation
Brand:
Zhonggong Special Metallurgy
Product Description
440C Stainless Steel Hot Rolled/Cold Drawn Rod for Bearings and Surgical Tools
Product Attributes
| Attribute | Value |
|---|---|
| Type | Martensitic stainless steel |
| Density | 7.78 g/cm³ |
| Product Form | Stainless steel bars, plates, etc. |
| Features | The highest hardness among heat-resistant steels |
| Applications | Cutlery, Surgical Instruments, Bearings, Valve Parts |
| Main application | Bearing parts working in corrosive environment and non-lubricated strong oxidizing atmosphere |
Product Description
440C Stainless Steel Hot-Rolled And Cold Drawn Rod, High-Performance Steel Rod, Heat Treatment Adjusts Its Properties
AISI 440C Martensitic Stainless Steel: Technical Profile
Core Composition & Properties
| Characteristic | Specification |
|---|---|
| Key Elements | C (0.95-1.20%), Cr (17-19%), Ni/Mo (trace) |
| Physical | Density: 7.78 g/cm³ |
| Mechanical (HT) | Tensile: ≥880 MPa |
| Corrosion | Chromium oxide layer resists atmospheric/chemical corrosion |
Critical Processing
Heat Treatment:
- Quenching: Forms martensitic structure (> critical temp)
- Tempering: Enhances toughness/stress relief (sub-critical temp)
Delivery: Supplied heat-treated or as-processed per requirement
Industrial Applications
| Sector | Components | Performance Advantage |
|---|---|---|
| Medical | Scalpels, surgical scissors | Corrosion resistance + edge retention |
| Food Service | Premium cutlery, cookware | Wear resistance + cleanability |
| Fluid Systems | Valves, pump shafts | Corrosion/wear resistance |
| Precision Mechanics | Bearings, gears | Hardness (58HRC) + dimensional stability |
| Aerospace | Turbine components | High-temperature stability |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Jiangsu Zhonggongte Metallurgical Technology Co., Ltd.
Location
New South Stainless Steel Trading Market, Fangcheng Avenue, Wuxi City, Jiangsu Province, 12-101.
Contact Person
John zhou