Incoloy 840
Incoloy 840 Overview
Incoloy 840 is a high-temperature alloy primarily composed of nickel and chromium, with additional elements such as iron, aluminum, and titanium. It boasts excellent high-temperature strength and oxidation resistance, making it suitable for use in extreme environments. The alloy performs exceptionally well at high temperatures, with a maximum service temperature of around 1000°C. Additionally, 840 offers superb corrosion resistance, allowing it to withstand harsh conditions.
The alloy also features outstanding oxidation resistance, effectively resisting the corrosive effects of air, steam, and various oxidizing agents. Alloy 840 has a low coefficient of thermal expansion during heating and cooling processes, reducing the risk of thermal stress damage. Furthermore, it exhibits excellent wear resistance and thermal fatigue performance, making it ideal for applications involving high-temperature operations.
Incoloy 840 Application
840 alloy is widely used in the manufacture of various equipment and components that operate at high temperatures. Applications include heat exchangers, furnace grates, heating furnaces, heat treatment equipment, and chemical reactors. This alloy is also suitable for producing mechanical parts such as bolts, nuts, and springs that are exposed to high temperatures. Overall, the excellent properties of 840 make it highly suitable for use in high-temperature and extreme environments, offering broad application prospects.
- Alloy 840, Grade 840, 1.4847, UNS S33400
Incoloy 840 Tags
Incoloy 840 Datasheet
| Standard | WERKSTOFF NR. | UNS |
|---|---|---|
Incoloy 840 | 1.4847 | S33400 |
Incoloy 840 Chemical Composition
| Grade | Standard | C | Mn | P | S | Si | Cr | Ni | Ti | Al |
|---|---|---|---|---|---|---|---|---|---|---|
840 | ASTM A240 | ≤0.08 | ≤1.00 | ≤0.030 | ≤0.015 | ≤1.00 | 18.00~22.00 | 18.00~22.00 | ≤0.60 | ≤0.60 |
Incoloy 840 Mechanical Properties（Nominal Room Temperature）
| Grade | ASTM A240 | Yield Strength Rp0.2(N/mm²) | Tensile Strength Rm(N/mm²) | Hardness | Elongation(%) |
|---|---|---|---|---|---|
840 | ASTM A240 | ≥241 | ≥572 | 70 | ≥40% |
Why Purchase Incoloy 840 from Us
Reliable Inventory Assurance
Ever been in a bind due to an urgent need for substantial quantities of stainless steel coils, only to find your supplier’s inventory lacking? Such situations can disrupt your workflow and plans.
Our Advantage: With us, that scenario is a thing of the past. Our inventory is consistently stocked to the brim, ensuring rapid fulfillment of even the largest orders, seamlessly aligning with your business timeline.
Varied Inventory Coil Specifications
The quest for stainless steel coils with precise specifications can often lead to dead ends. Finding a supplier who understands and meets these unique requirements is crucial.
Our Advantage: Our inventory is a testament to diversity, encompassing a variety of materials, thicknesses, and widths. We pride ourselves on being able to meet your specific project needs with pinpoint accuracy.
Tailored Stainless Steel Material Processing
You might have encountered situations where custom processing is needed, but finding the right supplier to meet your specific demands can be a challenge.
Our Advantage: Our robust processing capabilities are designed to cater to all your customization needs. Be it dimension adjustments, stainless steel finish surface treatments, or other specific requirements, we offer professional one-stop services.
Precision Shearing Services
Accurate shearing is crucial for the use of stainless steel coils, but not all suppliers can offer such precision services.
Our Advantage: Our shearing services are both professional and efficient, ensuring precise cuts as per your requirements, guaranteeing that the products meet your exact specifications.
Competitive Pricing
When searching for stainless steel coil suppliers, pricing is often a key consideration. You might have had to compromise on your ideal supplier due to high costs.
Our Advantage: Through effective cost control and optimized procurement processes, we ensure competitive pricing. This means choosing us not only gets you high-quality products but also services that offer great value for money.
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How To Pack Incoloy 840 Strip & Coil
In GHT, all of our stainless steel coils are packaged as per international standard to prevent any possible damage or loss. By default, for quantity less than 1 whole compete coil (our MOQ is 5 tons), we will use woven plastic bag to cover SS coils and then fix them upon wooden pallet for further protection. We can also package the SS coils as per your special requirement, though this can incur extra cost.
Incoloy 840 FAQs
Q1: What is Incoloy 840?
A1: Alloy 840 is a high-temperature alloy primarily composed of nickel and chromium, with additional elements such as iron, aluminum, and titanium. It is known for its excellent high-temperature strength and oxidation resistance, making it suitable for use in extreme environments.
Q2: What are the key properties of Incoloy 840?
A2: 840 offers superior high-temperature performance, with a maximum operating temperature of around 1000°C. It also provides excellent corrosion resistance, oxidation resistance, low thermal expansion during heating and cooling, and good wear and thermal fatigue resistance.
Q3: In what applications is Incoloy 840 commonly used?
A3: 840 is used in a wide range of high-temperature applications, including heat exchangers, furnace grates, heating furnaces, heat treatment equipment, and chemical reactors. It is also suitable for manufacturing high-temperature mechanical parts such as bolts, nuts, and springs.
Q4: How does Incoloy 840 perform in corrosive environments?
A4: Incoloy 840 exhibits excellent corrosion resistance in various harsh environments. It can withstand the effects of air, steam, and certain oxidizing agents, making it a reliable choice for use in corrosive conditions.
Q5: Can Incoloy 840 be easily fabricated?
A5: Yes, Incoloy 840 can be fabricated using standard processes such as welding, machining, and forming. Its good workability makes it suitable for producing complex shapes and components.
Q6: What are the advantages of using Incoloy 840 in high-temperature applications?
A6: The advantages of using Incoloy 840 include its high strength at elevated temperatures, excellent resistance to oxidation and corrosion, low thermal expansion, and good mechanical properties. These characteristics make it ideal for use in demanding high-temperature environments.
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