Overview of MAR-M247 Spherical Nickel-Based Alloy Powder
When it comes to high-performance materials that can withstand the harshest environments, MAR-M247 Spherical Nickel-Based Alloy Powder stands out as a top contender. This high-strength, heat-resistant superalloy is specifically engineered for applications that demand exceptional mechanical performance and oxidation resistance at extreme temperatures. Industries such as aerospace, power generation, และ automotive rely heavily on MAR-M247 for manufacturing critical components like turbine blades, combustion chambers, and other high-stress parts.
What makes MAR-M247 so unique? Its nickel-based composition, enriched with elements like chromium, cobalt, aluminum, and titanium, provides unparalleled thermal stability, creep resistance, และ oxidation protection. The spherical form of the alloy powder, achieved through advanced gas atomization techniques, ensures excellent flowability, packing density, และ consistency, making it ideal for additive manufacturing (3D printing), thermal spraying, และ powder metallurgy.
In this comprehensive guide, we’ll delve deep into the world of MAR-M247 Spherical Nickel-Based Alloy Powder. From its composition and properties to its applications, specifications, pricing, and more, we’ll cover everything you need to know about this cutting-edge material.
What is MAR-M247 Spherical Nickel-Based Alloy Powder?
MAR-M247 Spherical Nickel-Based Alloy Powder is a nickel-based superalloy designed to operate in extreme environments where high temperatures, mechanical stress, และ oxidation resistance are critical. Initially developed for the aerospace and turbine industries, MAR-M247 has become a cornerstone material for high-performance applications.
The term “spherical” refers to the shape of the powder particles, which are produced using การทำให้เป็นอะตอมก๊าซ or similar processes. This shape enhances flowability, packing density, และ uniformity, making the powder suitable for advanced manufacturing processes like การพิมพ์ 3 มิติ, HIP (Hot Isostatic Pressing), และ thermal spray coatings.
Simply put, MAR-M247 is the go-to material when you need something that can survive extreme heat and pressure while maintaining its strength and integrity.
Composition and Properties of MAR-M247 Spherical Nickel-Based Alloy Powder
Composition Breakdown
The performance of MAR-M247 is rooted in its carefully balanced chemical composition. Each element plays a distinct role in enhancing its properties.
| องค์ประกอบ | Composition (%) | Function in Alloy |
|---|---|---|
| Nickel (Ni) | สมดุล | Base element providing thermal stability and strength. |
| โครเมียม (CR) | 8–10 | Improves oxidation and corrosion resistance. |
| โคบอลต์ (CO) | 9–10 | Enhances strength and thermal stability. |
| Molybdenum (Mo) | 0.5–1.5 | Increases creep resistance and strength. |
| Tungsten (W) | 9–10 | Enhances high-temperature strength and hardness. |
| ไทเทเนียม (TI) | 0.5–1.2 | Provides precipitation hardening. |
| อลูมิเนียม (AL) | 5.5–6.5 | Improves oxidation resistance and hardness. |
| Tantalum (TA) | 2.5–3.5 | Contributes to creep resistance and stability. |
| คาร์บอน (c) | 0.15–0.17 | Adds hardness and wear resistance. |
| โบรอน (B) | 0.005–0.015 | Strengthens grain boundaries for added durability. |
คุณสมบัติสำคัญ
| คุณสมบัติ | ค่า |
|---|---|
| ความหนาแน่น | ~8.6 g/cm³ |
| จุดหลอมเหลว | ~1300–1350 °C |
| ความแข็ง | ~400–500 HV |
| แรงดึง | ~1200 MPa |
| ความแข็งแรงของผลผลิต | ~900 MPa |
| ความแข็งแรงร้าว | Excellent at temperatures up to 1000°C. |
| การนำความร้อน | ~12 W/m·K |
| ความต้านทานออกซิเดชัน | Outstanding in temperatures up to 1100°C. |
| การเชื่อมได้ | Moderate; requires specific techniques. |
Notable Characteristics
- High-Temperature Strength: MAR-M247 maintains its mechanical integrity even at temperatures exceeding 1000°C, making it ideal for jet engines and gas turbines.
- ความต้านทานออกซิเดชัน: The alloy forms a protective oxide layer, ensuring long-term durability in oxidizing environments.
- ความต้านทานคืบ: Thanks to elements like molybdenum, tungsten, และ tantalum, MAR-M247 resists deformation under prolonged stress.
- Spherical Shape Advantage: The uniform particle shape ensures consistent performance in additive manufacturing and advanced processes.
Applications of MAR-M247 Spherical Nickel-Based Alloy Powder
The exceptional properties of MAR-M247 make it a top choice for applications that demand durability, strength, and thermal stability.
| อุตสาหกรรม | แอปพลิเคชัน |
|---|---|
| การบินและอวกาศ | Turbine blades, jet engine components, and combustion chambers. |
| พลังงาน | Gas turbine parts, power plant components, and heat exchangers. |
| เกี่ยวกับยานยนต์ | High-performance turbochargers and exhaust systems. |
| การพิมพ์ 3 มิติ | Additive manufacturing of complex, high-strength parts. |
| ทางอุตสาหกรรม | Tooling for high-temperature environments and wear-resistant coatings. |
| เคมี | Reactors and processing equipment in corrosive and high-heat environments. |
Specifications, Sizes, and Standards for MAR-M247 Spherical Nickel-Based Alloy Powder
| ข้อมูลจำเพาะ | รายละเอียด |
|---|---|
| ช่วงขนาดอนุภาค | 15–45 µm (for 3D printing), 45–150 µm (for thermal spraying). |
| Shape | Spherical (ensures better flow and packing). |
| ความบริสุทธิ์ | ≥99.5% |
| การบรรจุหีบห่อ | Vacuum-sealed containers (1kg, 5kg, 10kg options). |
| Standard Compliance | ASTM F3055, AMS 5382, ISO 9001 |
Suppliers and Pricing for MAR-M247 Spherical Nickel-Based Alloy Powder
การกำหนดราคาสำหรับ MAR-M247 Spherical Nickel-Based Alloy Powder depends on factors such as particle size, order volume, และ supplier location.
| Supplier Name | Region | Price Range (USD/kg) | Special Features |
|---|---|---|---|
| Advanced Alloys Inc. | North America | $350–$550 | High-quality powders for aerospace use. |
| Global Metal Solutions | Europe | $400–$600 | Custom particle sizing available. |
| Asia-Pacific Materials | Asia-Pacific | $300–$500 | Bulk discounts for industrial orders. |
| PowderTech Innovations | Global | $350–$650 | ISO-certified powders for additive manufacturing. |
Advantages and Limitations of MAR-M247 Spherical Nickel-Based Alloy Powder
| Advantages | ข้อ จำกัด |
|---|---|
| Exceptional high-temperature strength and creep resistance. | Higher cost compared to standard alloys. |
| Superior oxidation and corrosion resistance. | Requires specialized processing techniques. |
| Ideal for additive manufacturing and thermal spraying. | Limited availability in some regions. |
| Long-term reliability in extreme environments. | Post-processing may be necessary for specific properties. |
Comparison: MAR-M247 vs. Other Nickel-Based Alloys
| Feature | MAR-M247 | Inconel 718 | Hastelloy x |
|---|---|---|---|
| จุดหลอมเหลว | ~1300–1350 °C | ~1290–1350 °C | ~1260–1355 °C |
| High-Temperature Strength | ยอดเยี่ยม | ดี | ปานกลาง |
| ความต้านทานออกซิเดชัน | สูง | สูง | Superior in reducing environments. |
| ความต้านทานคืบ | Superior | ดี | ปานกลาง |
| ค่าใช้จ่าย | Moderate to High | สูง | ปานกลาง |
| แอปพลิเคชัน | Aerospace, energy | Aerospace, energy | Chemical, industrial |
FAQs About MAR-M247 Spherical Nickel-Based Alloy Powder
| คำถาม | คำตอบ |
|---|---|
| What is MAR-M247 Spherical Nickel-Based Alloy Powder used for? | It’s used in high-stress, high-temperature applications like turbines and jet engines. |
| Why is it spherical? | The spherical shape enhances flowability, packing density, and uniformity for manufacturing processes. |
| Can it handle extreme heat? | Yes, it performs exceptionally well at temperatures up to 1000°C. |
| Is it corrosion-resistant? | Yes, it resists oxidation and corrosion in high-temperature environments. |
| Where can I buy it? | Suppliers like Advanced Alloys Inc. and PowderTech Innovations offer it globally. |
บทสรุป
MAR-M247 Spherical Nickel-Based Alloy Powder is a high-performance material designed for the most demanding environments. With its exceptional strength, thermal stability, และ oxidation resistance, it has become a preferred choice in industries like aerospace, พลังงาน, และ manufacturing. Whether you’re utilizing it for การผลิตสารเติมแต่ง, thermal spraying, or high-stress tooling, MAR-M247 delivers unmatched reliability and performance.
Looking to elevate your manufacturing to the next level? MAR-M247 Spherical Nickel-Based Alloy Powder is the material to trust when failure is not an option. Explore its possibilities today!