Welcome to the comprehensive guide on Special Steel 1.2714! Whether you’re a seasoned metallurgist, a curious engineer, or someone interested in the fascinating world of steel alloys, this article will delve into the intricacies of this special steel, covering everything from its composition and properties to its applications and advantages. Let’s dive right in!
Overview of Special Steel 1.2714
Special Steel 1.2714, also known as 55NiCrMoV7, is a versatile tool steel renowned for its excellent toughness, wear resistance, and ability to withstand high impacts. This steel is particularly popular in the manufacturing industry for heavy-duty tools and dies, making it a go-to material for applications requiring high strength and durability.
Composition and Properties of Special Steel 1.2714
Special Steel 1.2714 has a unique chemical composition that imparts its notable properties. Here’s a detailed breakdown:
| Element | Percentage |
|---|---|
| Carbon (C) | 0.50-0.60% |
| Silicon (Si) | 0.10-0.40% |
| Manganese (Mn) | 0.60-0.90% |
| Chromium (Cr) | 0.90-1.20% |
| Molybdenum (Mo) | 0.15-0.25% |
| Nickel (Ni) | 1.50-1.80% |
| Vanadium (V) | 0.05-0.15% |
Key Properties
- Hardness: Achieves a hardness of 54-58 HRC after heat treatment.
- Toughness: Excellent impact resistance and toughness, making it suitable for heavy-duty applications.
- Wear Resistance: High wear resistance ensures longevity and durability.
- Machinability: Good machinability in annealed condition.
- Heat Treatment: Can be hardened and tempered to improve mechanical properties.
Applications of Special Steel 1.2714
Special Steel 1.2714 is used across various industries due to its robust properties. Here are some typical applications:
| Application | Details |
|---|---|
| Forging Dies | Used for making dies that withstand high pressure and temperature. |
| Plastic Molds | Ideal for plastic injection molds due to its wear resistance. |
| Hot Shear Blades | Suitable for blades that cut through hot materials. |
| Press Tools | Used in tools that require high toughness and resistance to impact. |
| Aerospace Components | Employed in components that demand high strength and durability. |
| Automotive Parts | Utilized in manufacturing parts that endure significant stress and wear. |
| Heavy-Duty Cutting Tools | Perfect for cutting tools used in industrial applications. |
Specifications, Sizes, and Standards
When selecting Special Steel 1.2714, it’s essential to consider various specifications, sizes, and standards. Here’s a detailed table:
| Specification | Details |
|---|---|
| Standards | DIN 1.2714, AISI L6, JIS SKT4 |
| Sizes | Available in round bars, flat bars, and plates of various dimensions. |
| Grades | Commonly available in annealed or pre-hardened conditions. |
Suppliers and Pricing Details
Finding the right supplier for Special Steel 1.2714 can significantly impact your project’s success. Here’s a list of some reputed suppliers along with pricing details:
| Supplier | Country | Price (per kg) | Remarks |
|---|---|---|---|
| Voestalpine | Austria | $4.50 – $5.00 | High-quality steel with excellent service. |
| Bohler Uddeholm | Sweden | $4.75 – $5.25 | Renowned for consistent quality. |
| Hitachi Metals | Japan | $4.80 – $5.30 | Offers a range of sizes and conditions. |
| ASSAB | Sweden | $4.60 – $5.10 | Competitive pricing with global supply. |
| Daido Steel | Japan | $4.85 – $5.35 | Premium steel with reliable performance. |
Advantages of Special Steel 1.2714
Understanding the advantages of Special Steel 1.2714 can help in making informed decisions for your projects. Here are some key benefits:
- Durability: This steel offers exceptional durability, making it ideal for high-stress applications.
- Versatility: Suitable for various industrial uses, from forging dies to aerospace components.
- Wear Resistance: High resistance to wear ensures longer tool life and reduced maintenance costs.
- Heat Treatment: Can be easily heat treated to achieve desired hardness and toughness.
- Machinability: Good machinability in its annealed state allows for ease of fabrication.
Disadvantages of Special Steel 1.2714
While Special Steel 1.2714 boasts numerous benefits, it’s also important to consider its drawbacks:
- Cost: It can be more expensive compared to other tool steels, impacting overall project budgets.
- Availability: May not be readily available in all regions, requiring sourcing from specific suppliers.
- Weight: Heavier than some alternative materials, which could be a consideration for weight-sensitive applications.
Special Steel 1.2714 vs Other Tool Steels
To provide a clearer picture, let’s compare Special Steel 1.2714 with other common tool steels:
| Property | Special Steel 1.2714 | H13 | D2 | O1 |
|---|---|---|---|---|
| Hardness (HRC) | 54-58 | 48-52 | 55-62 | 57-62 |
| Toughness | High | Medium-High | Medium | Medium |
| Wear Resistance | High | Medium-High | High | Medium |
| Heat Resistance | Medium | High | Medium | Low |
| Machinability | Good | Moderate | Difficult | Good |
| Cost (per kg) | $4.50 – $5.00 | $4.00 – $4.50 | $3.50 – $4.00 | $3.00 – $3.50 |
Specific Metal Powder Models
In the world of metal powders, Special Steel 1.2714 is also available in powder form for additive manufacturing and other advanced manufacturing processes. Here are some specific models:
- LPW 1.2714: Known for its uniform particle size distribution and high purity, ideal for 3D printing.
- EOS 1.2714: Specially formulated for EOS printers, offering excellent flowability and density.
- Carpenter Additive 1.2714: Provides high strength and toughness, suitable for complex geometries.
- Höganäs 1.2714: Features excellent consistency and reproducibility for industrial applications.
- GKN Hoeganaes 1.2714: Offers superior mechanical properties and is optimized for laser sintering.
- Sandvik Osprey 1.2714: Known for high cleanliness and optimized particle size for precision applications.
- Aubert & Duval 1.2714: Provides high wear resistance and toughness, perfect for demanding environments.
- SMS Group 1.2714: Features enhanced flowability and packing density for efficient manufacturing.
- Kennametal Stellite 1.2714: Offers excellent thermal stability and wear resistance.
- CarTech 1.2714: Ensures high purity and consistency, ideal for aerospace and automotive applications.
Pros and Cons of Using Special Steel 1.2714
| Pros | Cons |
|---|---|
| Exceptional toughness and durability | Higher cost compared to some steels |
| High wear resistance | Limited availability in some areas |
| Versatile for multiple applications | Heavier weight |
| Good machinability | Requires specific heat treatment |
| Excellent impact resistance | Potential sourcing challenges |
FAQ
| Question | Answer |
|---|---|
| What is Special Steel 1.2714 used for? | It’s used in forging dies, plastic molds, hot shear blades, and more. |
| How is 1.2714 steel heat-treated? | Typically hardened and tempered to achieve desired properties. |
| What are the main advantages of 1.2714 steel? | High toughness, wear resistance, and durability. |
| Can 1.2714 be used in aerospace applications? | Yes, it’s suitable for high-stress aerospace components. |
| Is 1.2714 steel easy to machine? | Yes, it has good machinability in its annealed state. |
| How does 1.2714 compare to H13 steel? | 1.2714 offers higher toughness but lower heat resistance |
Conclusion
Special Steel 1.2714 is a robust and versatile material that stands out for its toughness, wear resistance, and suitability for heavy-duty applications. Its unique composition and properties make it a favorite in various industries, from manufacturing to aerospace. By understanding its benefits, limitations, and specific applications, you can make informed decisions for your projects. Whether you need forging dies or high-strength components, Special Steel 1.2714 offers the reliability and performance you need.
