Product Description
In the realm of materials science, the development of corrosion-resistant materials is a critical focus, especially for industries that demand longevity and reliability in harsh environments. One such advancement is the creation of metal alloy dust corrosion-resistant Fe-based powders, which have been engineered for enhanced durability. These innovative materials are transforming various sectors, including aerospace, automotive, and petrochemical industries, by offering superior resistance to wear and corrosion.
Metal dusting is a destructive form of corrosion that occurs in high-temperature environments, typically affecting materials exposed to carbon-rich atmospheres. This process leads to the disintegration of metals into fine particles, posing a significant challenge for industries such as petrochemicals and power generation. Fe-based alloys, with their inherent properties, provide a promising solution to mitigate this issue.
Fe-based powders are renowned for their excellent mechanical properties, cost-effectiveness, and versatility. Key components often include chromium, nickel, and molybdenum, which contribute to their superior corrosion and wear resistance. For instance, the FeCrNiMo composition is noted for its smooth coating, machinability, and effectiveness against fretting, cavitation, and erosion.
- Corrosion Resistance: Enhanced by alloying elements like chromium and nickel.
- Wear Resistance: Crucial for applications involving mechanical stress and friction.
- Thermal Conductivity: Essential for components requiring efficient heat dissipation.
- Magnetic Properties: Leveraging iron's inherent magnetism for electrical applications.
The versatility of Fe-based powders makes them indispensable across various sectors. In the automotive industry, they are used to manufacture high-performance parts such as gears and engine components. Aerospace applications benefit from their lightweight and strong characteristics, meeting stringent industry requirements. Additionally, Fe-based powders are pivotal in consumer goods, electronics, and industrial machinery due to their durability and cost-effectiveness.
- Aerospace
- Automotive
- Medical
- Chemical
- Defense
- Petrochemical
The application of Fe-based powders through advanced coating techniques further enhances their durability and resistance properties. Techniques such as high-velocity oxygen fuel (HVOF) spraying and detonation spray coating (DSC) are employed to create dense, uniform coatings that exhibit low porosity and excellent adhesion.
- Increased Corrosion Resistance: Coatings can withstand harsh environments, extending the lifespan of components.
- Enhanced Wear Resistance: Reduces material loss due to friction and erosion.
- Cost-Effectiveness: Provides a cheaper alternative to traditionally expensive coatings like Cr3C2-NiCr and WC-Co.
| Property | Iron-Based Alloy Powders | Stainless Steel (316L) | Nickel Alloys (Inconel 625) | Titanium (Ti-6Al-4V) |
| Density (g/cm³) | 7.4–7.9 (varies by alloy) | 7.9 | 8.4 | 4.4 |
| Hardness (HRC) | 20–65 (depends on heat treatment) | 25–35 | 20–40 (annealed) | 36–40 |
| Tensile Strength (MPa) | 300–1,500+ | 500–700 | 900–1,200 | 900–1,100 |
| Corrosion Resistance | Moderate (improves with Cr/Ni) | Excellent | Excellent | Excellent |
| Max Operating Temp. (°C) | 500–1,200 (alloy-dependent) | 800 | 1,000+ | 600 |
| Cost (vs. Pure Fe = 1x) | 1x–5x (alloy-dependent) | 3x–5x | 10x–20x | 20x–30x |
Injection molding of powder injection molding technology
Compared with traditional process, with high precision, homogeneity, good performance, low production cost, etc. In recent years, with the rapid development of MIM technology, its products have been widely used in consumer electronics, communications and information engineering, biological medical equipment, automobiles, watch industry, weapons and aerospace and other industrial fields.
| Grade | Chemical Nominal Composition(wt%) |
| Alloy | C | Si | Cr | Ni | Mn | Mo | Cu | W | V | Fe |
| 316L | | | 16.0-18.0 | 10.0-14.0 | | 2.0-3.0 | - | - | - | Bal. |
| 304L | | | 18.0-20.0 | 8.0-12.0 | | - | - | - | - | Bal. |
| 310S | | | 24.0-26.0 | 19.0-22.0 | | - | - | - | - | Bal. |
| 17-4PH | | | 15.0-17.5 | 3.0~5.0 | | - | 3.00-5.00 | - | - | Bal. |
| 15-5PH | | | 14.0-15.5 | 3.5~5.5 | | - | 2.5~4.5 | - | - | Bal. |
| 4340 | 0.38-0.43 | 0.15-0.35 | 0.7-0.9 | 1.65-2.00 | 0.6-0.8 | 0.2-0.3 | - | - | - | Bal. |
| S136 | 0.20-0.45 | 0.8-1.0 | 12.0-14.0 | - | | - | - | - | 0.15-0.40 | Bal. |
| D2 | 1.40-1.60 | | 11.0-13.0 | - | | 0.8-1.2 | - | - | 0.2-0.5 | Bal. |
| H11 | 0.32-0.45 | 0.6-1 | 4.7-5.2 | - | 0.2-0.5 | 0.8-1.2 | - | - | 0.2-0.6 | Bal. |
| H13 | 0.32-0.45 | 0.8-1.2 | 4.75-5.5 | - | 0.2-0.5 | 1.1-1.5 | - | - | 0.8-1.2 | Bal. |
| M2 | 0.78-0.88 | 0.2-0.45 | 3.75-4.5 | - | 0.15-0.4 | 4.5-5.5 | - | 5.5-6.75 | 1.75-2.2 | Bal. |
| M4 | 1.25-1.40 | 0.2-0.45 | 3.75-4.5 | - | 0.15-0.4 | 4.5-5.5 | - | 5.25-6.5 | 3.75-4.5 | Bal. |
| T15 | 1.4-1.6 | 0.15-0.4 | 3.75-5.0 | - | 0.15-0.4 | - | - | 11.75-13 | 4.5-5.25 | Bal. |
| 30CrMnSiA | 0.28-0.34 | 0.9-1.2 | 0.8-1.1 | - | 0.8-1.1 | - | - | - | - | Bal. |
| SAE-1524 | 0.18-0.25 | - | - | - | 1.30-1.65 | - | - | - | - | Bal. |
| 4605 | 0.4-0.6 | | - | 1.5-2.5 | - | 0.2-0.5 | - | - | - | Bal. |
| 8620 | 0.18-0.23 | 0.15-0.35 | 0.4-0.6 | 0.4-0.7 | 0.7-0.9 | 0.15-0.25 | - | - | - | Bal. |
Powder specification:
| Particle Size | Tapping Density | Particle Size Distribution(μm) |
| | (g/cm³) | D10 | D50 | D90 |
| D50:12um | ＞4.8 | 3.6- 5.0 | 11.5-13.5 | 22-26 |
| D50:11um | ＞4.8 | 3.0- 4.5 | 10.5-11.5 | 19-23 |
Factory equipment
Exhibition & Partner
Case
Ship to Poland
Ship to Germany
FAQ
1. What types of stainless steel powders are used in 3D printing?
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Common grades include 316L (excellent corrosion resistance), 17-4 PH (high strength and hardness), 304L (general-purpose use), and 420 (wear resistance). Each grade has specific properties suited for different applications.
2. What is the typical particle size for stainless steel powders in 3D printing?
3. Can stainless steel powders be reused?
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Yes, unused powder can often be recycled by sieving and blending with fresh powder. However, excessive reuse can degrade powder quality, so regular testing is recommended.
4. What safety precautions should be taken when handling stainless steel powders?
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Avoid inhalation or skin contact by using gloves, masks, and protective clothing.
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Store powders in a dry, airtight container to prevent moisture absorption.
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Handle powders in a well-ventilated area or under inert gas to minimize explosion risks.
