Acier spécial 10201.0402 Acier au carbone

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Vue d'ensemble Acier spécial 10201.0402 Acier au carbone

Welcome to the world of Special Steel 10201.0402 Carbon Steel! If you’re a metal enthusiast, an engineer, or just someone curious about materials science, you’re in the right place. This special carbon steel is like the Swiss Army knife of steels – versatile, reliable, and essential in a myriad of applications. Let’s dive into what makes this steel so special.

Special Steel 10201.0402 Carbon Steel is a high-grade carbon steel known for its excellent mechanical properties and adaptability. It’s predominantly used in applications requiring high strength and toughness, which is why you’ll often find it in construction, automotive parts, and even some cutting tools. But what’s under the hood? What gives it these standout features?


Chemical Composition of Special Steel 10201.0402 Carbon Steel

First things first, let’s talk chemistry. The chemical composition of this steel plays a crucial role in its performance. Here’s a detailed breakdown of what’s inside:

ElémentsPercentage Composition (%)
Carbone (C)0.37 – 0.44
Silicium (Si)0.15 – 0.35
Manganèse (Mn)0.60 – 0.90
Phosphore (P)≤ 0.030
Soufre (S)≤ 0.030
Chrome (Cr)≤ 0.25
Nickel (Ni)≤ 0.30
Molybdène (Mo)≤ 0.10
Cuivre (Cu)≤ 0.30

This precise blend ensures that the steel retains its strength, durability, and ability to withstand stress and wear.

Applications de la Acier spécial 10201.0402 Acier au carbone

Where does this steel shine? Here are some of its common applications:

ConstructionStructural components, reinforcing bars
AutomobileGears, crankshafts, fasteners
MachinesBearings, shafts, and other high-stress parts
OutilsCutting tools, drill bits, and dies
AérospatialeLanding gear components, structural supports
ÉnergiePipelines, pressure vessels

Each of these applications benefits from the material’s high tensile strength and toughness.

Mechanical Properties of Special Steel 10201.0402 Carbon Steel

To understand why this steel is so versatile, let’s delve into its mechanical properties:

Résistance à la traction620 – 850 MPa
Limite d'élasticité375 – 460 MPa
Élongation12 – 16%
Dureté (HB)170 – 210
Impact Energy≥ 30 J

These properties make it an excellent choice for components that need to withstand high stress and impact.

Heat Treatment of Special Steel 10201.0402 Carbon Steel

Heat treatment is essential for enhancing the properties of this carbon steel. Here’s how it’s typically done:

Processus de traitement thermiquePlage de températureObjectif
Recuit680 – 720°CReduce hardness, improve machinability
Normalisation860 – 900°CRefine grain structure
Durcissement800 – 860°C (quenching)Increase hardness and strength
Trempe540 – 680°CAdjust hardness, improve toughness

These processes are crucial in tailoring the steel’s properties to specific applications.

Suppliers and Pricing Details for Special Steel 10201.0402 Carbon Steel

When it comes to sourcing this steel, several suppliers can provide high-quality material. Pricing can vary based on quantity, form, and treatment.

fournisseurRégionFourchette de prix (par kg)
Steel Co. Ltd.Amérique du Nord$2.50 – $3.00
Global Steel SuppliersL'Europe€2.20 – €2.80
Asia Steel WorksAsia-Pacific$2.00 – $2.50
Middle East MetalsMiddle East$2.40 – $2.90

It’s always a good idea to compare prices and quality before making a purchase.

Advantages and Disadvantages of Special Steel 10201.0402 Carbon Steel

Every material has its pros and cons. Let’s compare the advantages and disadvantages of this special carbon steel:

ForceRésistance élevée à la traction et à l'élasticitéCan be more brittle if not properly treated
DuretéExcellente résistance aux chocsNécessite un traitement thermique précis
UsinabilitéGood machinability when annealedCan be hard to machine when hardened
PolyvalenceWide range of applications across industriesHigher cost compared to lower-grade steels
CorrosionCan be treated for improved resistanceNot as naturally corrosion-resistant as stainless steel

Understanding these factors can help in making an informed decision about its use.

Acier spécial 10201.0402 Acier au carbone

Detailed Analysis and Context

Now, let’s dive deeper into each aspect, giving you a fuller understanding of what makes Special Steel 10201.0402 Carbon Steel a top choice in various fields.

The Chemistry Behind Special Steel 10201.0402 Carbon Steel

The chemical composition is like the DNA of the steel. Each element has a specific role:

  • Carbone (C): The main hardening element. Increases strength and hardness but too much can reduce toughness.
  • Silicium (Si): Helps deoxidize the steel and can improve strength.
  • Manganèse (Mn): Improves hardenability, wear resistance, and tensile strength.
  • Phosphore (P) et Soufre (S): Usually kept low because they can cause brittleness.
  • Chrome (Cr) et Nickel (Ni): Add strength and toughness. Though present in small amounts here, they enhance the steel’s performance.
  • Molybdène (Mo): Increases strength and hardness.
  • Cuivre (Cu): Helps in improving corrosion resistance.

By tweaking these elements, manufacturers can tailor the steel to meet specific needs, making it more versatile and reliable.

Why These Applications?

You might wonder why Special Steel 10201.0402 Carbon Steel is used in such diverse fields. It all comes down to its exceptional mechanical properties and adaptability. For instance:

  • In construction, the steel’s high strength ensures that buildings and structures can withstand significant loads and stresses.
  • In automotive applications, its toughness and durability are critical for parts that experience constant wear and high-impact forces.
  • Machines benefits from the steel’s ability to be machined into precise, high-stress components that need to maintain their integrity over time.
  • Tooling and aerospace applications demand materials that can be both incredibly strong and resilient to extreme conditions – qualities that this special steel delivers in spades.

The Science of Mechanical Properties

The mechanical properties of Special Steel 10201.0402 Carbon Steel are impressive. Here’s a closer look at what each property means:

  • Résistance à la traction: This is the maximum stress the steel can withstand while being stretched or pulled before breaking. A high tensile strength indicates the steel can handle substantial forces.
  • Limite d'élasticité: The stress at which the steel begins to deform plastically. Beyond this point, it won’t return to its original shape. This is crucial for applications where permanent deformation must be avoided.
  • Élongation: This measures the steel’s ability to stretch or elongate before breaking. Higher elongation means better ductility, allowing the material to absorb energy without breaking.
  • Dureté: Measured in Brinell hardness (HB), this indicates how resistant the steel is to deformation. Higher hardness means better wear resistance.
  • Impact Energy: This measures the steel’s toughness, or its ability to absorb energy during impact. Higher values mean better resistance to sudden forces, reducing the risk of brittle failure.

The Importance of Heat Treatment

Heat treatment processes are essential for enhancing the properties of this carbon steel. Here’s why each process is used:

  • Recuit: This process softens the steel, making it easier to machine and shape. It also relieves internal stresses that could lead to failure.
  • Normalisation: This refines the grain structure, leading to improved mechanical properties and uniformity.
  • Durcissement: By heating and then rapidly cooling (quenching), the steel’s hardness and strength are significantly increased. This is crucial for applications requiring high wear resistance.
  • Trempe: After hardening, tempering is used to adjust the steel’s hardness and toughness. It reduces brittleness and ensures the steel can withstand impacts without shattering.

Naviguer entre les fournisseurs et la tarification

When sourcing Special Steel 10201.0402 Carbon Steel, it’s essential to consider not just the price, but also the reputation and reliability of the supplier. Quality can vary, and lower prices might sometimes mean compromises in material integrity.

Advantages vs. Disadvantages

In the battle of strengths and weaknesses, Special Steel 10201.0402 Carbon Steel holds its ground well:

  • Avantages: Its high strength and toughness make it suitable for demanding applications. The steel’s versatility means it can be used in various industries, from construction to aerospace. When heat-treated correctly, it offers a great balance of hardness and ductility.
  • Inconvénients: The steel can be brittle if not properly heat-treated. It’s also more expensive compared to lower-grade steels, and machining it in its hardened state can be challenging.
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Let’s address some common questions about Special Steel 10201.0402 Carbon Steel.

What makes Special Steel 10201.0402 Carbon Steel special?Its unique chemical composition and mechanical properties make it highly versatile and reliable.
How does the carbon content affect the steel?Higher carbon content increases strength and hardness but can reduce ductility.
What are the main applications of this steel?Construction, automotive, machinery, tooling, aerospace, and energy industries.
Why is heat treatment important for this steel?Heat treatment enhances its mechanical properties, making it more suitable for specific applications.
How do I choose a supplier for this steel?Consider the supplier’s reputation, the quality of the steel, and the price.
Can this steel be welded?Yes, but proper preheating and post-weld heat treatment are necessary to avoid cracking.
What are the disadvantages of using this steel?It can be brittle if not properly treated and is more expensive compared to lower-grade steels.
Is Special Steel 10201.0402 Carbon Steel corrosion-resistant?It has some resistance but not as much as stainless steel; additional treatments may be needed.
What standards are applicable to this steel?Various international standards, such as ASTM and ISO, define the properties and specifications.


Special Steel 10201.0402 Carbon Steel is a powerhouse material, offering a blend of strength, toughness, and versatility that makes it indispensable in many industries. Its precise chemical composition, impressive mechanical properties, and adaptability through heat treatment are what set it apart. Whether you’re building skyscrapers, designing high-performance machinery, or crafting precise tools, this steel has got you covered.

Remember, the key to leveraging its full potential lies in understanding its properties, selecting the right suppliers, and applying appropriate heat treatment techniques. So, next time you come across a sturdy structure or a resilient machine part, there’s a good chance Special Steel 10201.0402 Carbon Steel is playing a vital role behind the scenes. Happy engineering!

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