AISI 440C Martensitic Stainless: Maximum Hardness Grade (60 HRC)
ASTM/EN Standard · Published: 2026-06-01 · Updated: 2026-06-02
Specialized stainless steel grade providing specified combination of mechanical properties and corrosion resistance for demanding industrial applications.
Specialized stainless steel grade providing specified combination of mechanical properties and corrosion resistance for demanding industrial applications.
Quick Facts
| Category | Stainless Steel |
| Standard | ASTM/EN Standard |
| Density | 8.00 g/cm³ |
| Yield Strength | 450 MPa (65 ksi) annealed |
| Tensile Strength | 760 MPa (110 ksi) |
Global Equivalents & Cross-Reference
| Alternative Standard / Grade | Action |
|---|---|
| EN 1.4125 | Compare |
| X105CrMo17 | Compare |
| SUS440C | Compare |
| 102Cr17Mo | Compare |
Related Materials
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Calculate the weight based on this material's density: 8.00 g/cm³
Frequently Asked Questions
What are the primary applications of this stainless grade?
This grade is specified for applications requiring the specific combination of corrosion resistance, mechanical properties, and fabricability that its composition provides. Consult a materials engineer for application-specific selection guidance.
References & International Standards
- ASTM International. Standard Specifications for Steel & Metal Alloys. astm.org
- International Organization for Standardization (ISO). Metallic Materials — Cross-Reference Database. iso.org
- American Iron and Steel Institute (AISI). Steel Grade Designations & Equivalents. steel.org
- European Committee for Standardization (CEN). EN Steel Standards & Numbering System. cencenelec.eu