IN718 Powder: Superior Alloy for High-Stress, High-Temperature Uses
Lage MOQ
Zorg voor een lage minimale bestelhoeveelheid om aan verschillende behoeften te voldoen.
OEM & ODM
Bied op maat gemaakte producten en ontwerpdiensten om aan de unieke behoeften van de klant te voldoen.
Voldoende voorraad
Zorg voor een snelle orderverwerking en bied een betrouwbare en efficiënte service.
Klanttevredenheid
Producten van hoge kwaliteit leveren waarbij klanttevredenheid centraal staat.
share this article
Inhoudsopgave
When it comes to high-performance materials that can withstand extreme temperatures, pressures, and corrosive environments, few alloys compare to IN718 poeder. This superalloy is a nickel-based material widely recognized for its veelzijdigheid, sterkte, En corrosiebestendigheid in some of the most demanding industries, including ruimtevaart, power generation, En oil and gas. But what exactly makes IN718 powder so special, and how can it benefit your next project?
In this comprehensive guide, we’ll take a deep dive into the samenstelling, properties, applications, En specifications of IN718 powder. We’ll also explore the pros and cons of utilizing this superalloy, its prijzen, and answer some of the most common questions about its uses. So, let’s get started!
Overview: What is IN718 Powder?
IN718 poeder is een nickel-chromium superalloy known for its hoge sterkte, corrosiebestendigheid, En oxidation resistance at elevated temperatures. The powder form of IN718 is extensively used in additieve productie, poeder-Metallurgie, En thermisch spuiten due to its excellent weldability en formability.
This alloy can maintain its mechanical properties in high-temperature environments up to 700°C (1,292°F), making it ideal for turbine engines, aircraft components, En high-pressure environments. It’s also a precipitation-hardening alloy, meaning it derives its strength from the formation of precipitates during heat treatment, leading to enhanced mechanical properties.
Key Features of IN718 Powder:
- Hoge treksterkte en creep resistance at temperatures as high as 700°C (1,292°F).
- Uitstekende lasbaarheid compared to other nickel-based alloys.
- Superieur resistance to oxidation en corrosion in extreme environments.
- Op grote schaal gebruikt in ruimtevaart, oil and gas, En energie industries.
- Ideal for additieve productie en poeder-Metallurgie due to its fine grain microstructure.
Let’s now break down the specific samenstelling en properties that make IN718 powder such a popular choice in high-performance applications.
Composition and Key Properties of IN718 Powder
The performance of IN718 poeder is a direct result of its complex chemical composition. Understanding the individual elements that make up this alloy and their impact will help you appreciate why IN718 is so versatile.
Chemical Composition of IN718 Powder
Element | Percentage (%) | Rol in de legering |
---|---|---|
Nikkel (Ni) | 50.0-55.0 | Forms the base of the alloy, providing high-temperature strength and corrosion resistance. |
Chroom (Cr) | 17.0-21.0 | Enhances oxidation and corrosion resistance, especially at high temperatures. |
Ijzer (Fe) | Evenwicht | Adds strength and durability while reducing overall cost. |
Molybdeen (Mo) | 2.8-3.3 | Increases creep resistance and high-temperature strength. |
Niobium (Nb) | 4.75-5.50 | Aids in precipitation hardening, forming niobium-rich precipitates that enhance strength. |
Titanium (Ti) | 0.65-1.15 | Contributes to the alloy’s strength through precipitation hardening. |
Aluminium (Al) | 0.20-0.80 | Enhances oxidation resistance and contributes to precipitation hardening. |
Kobalt (Co) | 1,00 max | Optional element that can improve high-temperature strength. |
Koolstof (C) | Maximaal 0,08 | Increases hardness and wear resistance. |
Fosfor (P) | 0,015 max | Impurity that must be limited to avoid embrittlement. |
Zwavel (S) | 0,015 max | Impurity that can negatively affect the alloy’s ductility and weldability. |
Key Properties of IN718 Powder
De mechanical and thermal properties of IN718 powder are what make it such a common choice for high-stress environments. Below is a breakdown of its most critical properties.
Eigendom | Waarde/Omschrijving |
---|---|
Dikte | 8,19 g/cm³ |
Smeltbereik | 1,260°C – 1,335°C |
Treksterkte | 1,100 MPa |
Opbrengststerkte | 1,035 MPa |
Verlenging bij breuk | 12-20% |
Kruipweerstand | Excellent, up to 700°C |
Hardheid | Typically 331 HB (Brinell Hardness) |
Warmtegeleiding | 11.4 W/m·K at 20°C |
Oxidatie weerstand | Outstanding, particularly in environments up to 980°C |
Corrosieweerstand | Superior in both oxidizing en reducing environments, such as in the oil and gas industry. |
Lasbaarheid | Excellent, especially when compared to other high-strength nickel alloys. |
Advantages of IN718 Powder: Why Choose This Alloy?
What makes IN718 poeder such a popular choice for ruimtevaart en industrial applications? Let’s explore the key advantages that set this alloy apart from others in the nickel superalloy category.
1. Excellent High-Temperature Strength and Creep Resistance
Als het gaat om high-temperature environments, you need an alloy that can hold up under stress. IN718 poeder is designed to maintain its strength at temperatures up to 700°C. This makes it the go-to material for jet engines, turbines, En power generation.
De precipitatieharding mechanism involving niobium en molybdeen ensures long-term durability, even in environments where other materials would fail due to creep deformation.
2. Superior Corrosion and Oxidation Resistance
Another major advantage of IN718 poeder is its ability to withstand corrosive environments. From the oxidizing atmospheres in power plants to the corrosive conditions in de oil and gas industry, IN718 offers superior resistance.
De chromium en molybdeen content in the alloy protect against oxidatie en pitting corrosion, making it ideal for use in environments exposed to saltwater, sour gas, En acidic solutions.
3. Versatile Manufacturing Capabilities
Whether you’re looking to use additieve productie, poeder-Metallurgie, or thermisch spuiten, IN718 poeder offers the veelzijdigheid needed to produce complex parts with enhanced mechanical properties. The powder form allows for precise deposition en layering, making it perfect for 3d printen of cladding.
4. Uitstekende lasbaarheid
Unlike many other superlegeringen op basis van nikkel, IN718 poeder is highly weldable. This makes it easier to incorporate into complex assemblies without the risk of cracking of weld failure. This is a significant advantage in industries like ruimtevaart, where weld integrity is critical to the safety and performance of components.
Applications of IN718 Powder: Where is it Used?
Given its outstanding properties, IN718 poeder finds use across a wide range of industries, especially in applications that require hoge sterkte, corrosiebestendigheid, En high-temperature stability.
Common Applications of IN718 Powder
Industrie | Sollicitatie |
---|---|
Lucht- en ruimtevaart | Turbine blades, compressor parts, afterburners, and other high-temperature components in jet engines and gas turbines. |
Olie en gas | Downhole tools, valves, and fasteners exposed to extreme pressures, temperatures, and corrosive environments. |
Stroomopwekking | Gas turbines, combustion chambers, and heat exchangers that operate in high-temperature environments. |
Automobiel | Turbochargers, exhaust systems, and other high-performance parts exposed to extreme heat and wear. |
Marien | Components exposed to saltwater and high-pressure environments, such as propeller shafts and fasteners. |
Nucleair | Reactor components and heat exchangers that require high-temperature strength and radiation resistance. |
Specifications, Sizes, Grades, and Standards for IN718 Powder
Bij het selecteren van IN718 poeder for your project, it’s essential to choose the right specifications en rangen to meet the demands of your application. Below is a breakdown of the key specifications en standards associated with IN718 powder.
Specifications of IN718 Powder
Specificatie | Details |
---|---|
Deeltjesgrootte | Typically ranges from 15 to 53 microns, depending on the application (e.g., additive manufacturing, thermal spray). |
Poeder morfologie | Spherical particles for enhanced flowability and optimal deposition in additive manufacturing and thermal spraying processes. |
ASTM-normen | ASTM B637 for precipitation-hardened nickel alloys used in aerospace and industrial applications. |
ISO-normen | ISO 15156 for materials used in sour gas environments. |
AMS Standards | AMS 5662 for IN718 in bar, forging, and ring forms, ensuring uniformity in aerospace applications. |
UNS-nummer | UNS N07718 |
De juiste keuze maken specification ensures that your IN718 poeder will meet the performance requirements en industrienormen for your application.
Suppliers and Pricing of IN718 Powder
De kosten van IN718 poeder can vary widely depending on factors such as supplier, particle size, En hoeveelheid ordered. While IN718 poeder is generally more expensive than standard materials, its high performance en durability often justify the investment.
Suppliers and Pricing of IN718 Powder
Leverancier | Prijsklasse (per kg) | Opmerkingen |
---|---|---|
Oerlikon Metco | $500 – $750 | Specializes in advanced materials for aerospace and industrial applications, including IN718 powder. |
Timmerman technologie | $520 – $780 | Offers premium high-performance alloys, including IN718, for demanding industries like aerospace and power generation. |
Kennametal | $490 – $730 | Known for high-quality nickel-based powders, including IN718 for additive manufacturing and thermal spraying. |
Höganäs AB | $510 – $760 | A leading supplier of metal powders, including IN718 for 3D printing and powder metallurgy applications. |
Poederlegering Corporation | $500 – $750 | Provides top-quality IN718 powders for laser cladding and powder-bed fusion applications. |
On average, IN718 poeder can range from $500 to $780 per kilogram, depending on your specifieke eisen. While this may seem expensive, the long-term benefits in terms of durability en performance often outweigh the initial cost.
Comparing the Pros and Cons
Before deciding if IN718 poeder is the right material for your project, it’s essential to weigh the voordelen en beperkingen. While it’s a highly versatile and high-performance alloy, there are some factors that may make it less suitable for certain applications.
Voordelen
Voordeel | Beschrijving |
---|---|
Sterkte bij hoge temperatuur: Retains mechanical properties up to 700°C. | Ideal for applications like gas turbines, jet engines, and industrial furnaces. |
Corrosie- en oxidatiebestendigheid: Excels in harsh environments. | Perfect for industries like oil and gas, power generation, and marine. |
Lasbaarheid: Easier to weld compared to other nickel-based alloys. | Reduces the risk of weld cracking, especially in complex assemblies. |
Versatile Powder Form: Compatible with additive manufacturing, thermal spray, and powder metallurgy. | Allows for flexible manufacturing of complex parts and thin coatings. |
Langere levensduur: Reduces the need for frequent part replacement, lowering maintenance costs. | Beneficial for industries where downtime is costly, such as power generation and aerospace. |
Beperkingen
Beperking | Beschrijving |
---|---|
Hoge kosten: More expensive compared to standard materials. | May not be suitable for budget-sensitive or low-demand applications. |
Moeilijk te bewerken: Requires specialized tools due to its hardness and strength. | Increases machining time and cost, particularly for complex geometries. |
Beperkt beschikbaar: May not always be readily available in large quantities. | Can lead to longer lead times, especially for custom orders or large-scale projects. |
Veelgestelde vragen
Let’s address some of the most frequently asked questions about IN718 poeder and its use in various industries.
Vraag | Antwoord |
---|---|
What is IN718 powder used for? | It is commonly used in industries like ruimtevaart, power generation, En oil and gas for high-temperature components. |
How much does IN718 powder cost? | Pricing typically ranges from $500 to $780 per kilogram, depending on the supplier and specific requirements. |
Can IN718 powder be used in 3D printing? | Yes, it is frequently used in additieve productie processes like powder-bed fusion to create high-performance parts. |
What industries use IN718 powder? | It’s used across industries such as ruimtevaart, automobiel, power generation, En oil and gas for components in extreme environments. |
Is IN718 powder corrosion-resistant? | Yes, IN718 offers excellent corrosiebestendigheid, especially in oxidizing en reducing environments. |
How does IN718 powder compare to other nickel alloys? | IN718 offers superior high-temperature strength en corrosiebestendigheid compared to many other nickel-based alloys. |
Is IN718 powder easy to machine? | Due to its hardness, IN718 can be challenging to machine and may require specialized tools en techniques. |
What are the main advantages of IN718 powder? | IN718 provides high-temperature strength, corrosiebestendigheid, En weldabilitywaardoor het geschikt is voor extreme applications. |
Can IN718 powder handle extreme heat? | Yes, IN718 maintains mechanical properties at temperatures up to 700°C, making it ideal for gas turbines en combustion chambers. |
What are the machining challenges of IN718 powder? | Its hardness and strength make it more difficult to machine, often requiring special tools en techniques for precision fabrication. |
Conclusion: Is IN718 Powder Right for Your Project?
When it comes to choosing a material that can withstand extreme conditions, it stands out as one of the best options available. Its high-temperature strength, corrosiebestendigheid, En weldability make it a top choice for industries like ruimtevaart, oil and gas, En power generation.
However, with its hogere kostprijs en machining challenges, it’s essential to weigh the pros and cons before making a decision. While it offers superior performancede initial investment en processing requirements may not suit every application.
In short, if your project involves high stress, extreme heat, or corrosive environments, it is an excellent investment that will provide long-lasting durability en betrouwbare prestatie.
Laatste prijs krijgen
Over Met3DP
Video afspelen over metalen 3dp-fabriek
product categorie
HETE VERKOOP
NEEM CONTACT MET ONS OP
Nog vragen? Stuur ons nu een bericht! Na ontvangst van uw bericht behandelen wij uw verzoek met een heel team.
Metaalpoeders voor 3D printen en additieve productie
BEDRIJF
PRODUCT
contact informatie
- Qingdao-stad, Shandong, China
- [email protected]
- [email protected]
- +86 19116340731