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 |