S46910 Stainless Steel Powder: Advanced Martensitic Alloy for High Strength and Corrosion Resistance
Overview:
S46910 stainless steel powder is a premium martensitic stainless steel alloy known for its high strength, toughness, and excellent corrosion resistance. Designed for demanding applications, it is widely used in aerospace, medical devices, and precision engineering. Its spherical powder form ensures superior flowability and precision, making it ideal for additive manufacturing and powder metallurgy.
What is S46910 Stainless Steel Powder?
S46910 is a precipitation-hardening martensitic stainless steel alloy with balanced mechanical properties and corrosion resistance. Its unique composition, including chromium and molybdenum, makes it highly durable and versatile, especially in environments requiring high performance and reliability.
Composition:
| Element | Content (%) |
|---|---|
| Chromium (Cr) | 11.0-12.5 |
| Nickel (Ni) | 9.0-10.5 |
| Molybdenum (Mo) | 0.5-1.0 |
| Carbon (C) | ≤0.05 |
| Manganese (Mn) | ≤0.50 |
| Silicon (Si) | ≤0.50 |
| Phosphorus (P) | ≤0.040 |
| Sulfur (S) | ≤0.030 |
| Iron (Fe) | Balance |
Features:
High Strength: Excellent mechanical properties, especially after heat treatment.
Corrosion Resistance: Performs well in mildly corrosive environments.
Toughness: Maintains durability under high-stress conditions.
Applications:
| Industry | Application |
|---|---|
| Aerospace | Structural components and landing gear parts |
| Medical Devices | Surgical tools and implants |
| Industrial | Precision-engineered components |
Specifications:
| Property | Value |
|---|---|
| Particle Size | Customizable for specific applications |
| Density | ~7.8 g/cm³ |
| Hardness | ~40-50 HRC (after heat treatment) |
| Tensile Strength | ~1000-1200 MPa |
| Yield Strength | ~800-1000 MPa |
Advantages:
Durability: High resistance to wear and mechanical loads.
Precision: Spherical powder ensures uniformity in manufacturing.
Versatility: Suitable for aerospace, medical, and industrial applications.
Limitations:
Heat Treatment Requirements: Requires precise control for optimal properties.
Cost: Premium alloying elements increase material costs.
FAQs:
| Question | Answer |
|---|---|
| What industries use S46910 stainless steel powder? | Aerospace, medical, and industrial sectors. |
| How does heat treatment affect its properties? | It enhances strength, toughness, and wear resistance. |
| Why is the spherical powder form advantageous? | It ensures better flowability, precision, and reduced waste in manufacturing. |