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According to industry experts, 1018/1.0401 Carbon Steel stands out for its excellent weldability, machinability, and cost-effectiveness. Its versatility and reliability make it a preferred choice for various engineering and manufacturing applications. With proper processing and fabrication techniques, 1018/1.0401 Carbon Steel can deliver consistent performance and meet the diverse needs of modern industries.


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Unveiling the Marvels of 1018/1.0401 Carbon Steel: A Comprehensive Exploration


In the expansive realm of metallurgy, certain alloys emerge as exemplars of innovation and engineering prowess. Among these, 1018/1.0401 Carbon Steel shines brightly, esteemed for its versatility, machinability, and cost-effectiveness. Join us as we embark on an exploration to uncover the intricacies and advantages of this remarkable alloy, delving into its composition, properties, applications, suppliers, pricing, and expert insights.

Overview of 1018/1.0401 Carbon Steel

1018/1.0401 Carbon Steel belongs to the family of low-carbon steels, distinguished by their relatively low carbon content and excellent weldability. Let’s delve into the key details of this alloy:

Chemical Composition

Carbon (C)0.15-0.20%
Manganese (Mn)0.60-0.90%
Phosphorus (P)≤ 0.040%
Sulfur (S)≤ 0.050%

Mechanical Properties

  • Tensile Strength: 370-440 MPa
  • Yield Strength: 205-280 MPa
  • Elongation: 15-20%
  • Hardness (Brinell): 111-163 HB


  • ASTM A108: Standard Specification for Steel Bar, Carbon and Alloy, Cold-Finished

Exploring the Features and Advantages

1018/1.0401 Carbon Steel boasts numerous features and advantages that make it a preferred choice in various applications:


  • Excellent weldability and formability
  • Good machinability and workability
  • Relatively low cost compared to other carbon steels
  • Uniform grain structure and surface finish
  • Suitable for cold forming and hot forging processes


  • Widely used in manufacturing components for automotive, construction, and machinery industries
  • Offers good strength and ductility for general engineering applications
  • Provides versatility in fabrication methods such as welding, machining, and heat treatment
  • Ensures consistent performance in a wide range of operating conditions
  • Available in various forms including bars, rods, sheets, and plates

Comparison Between 1018/1.0401 Carbon Steel and Competing Alloys

Let’s compare the advantages and disadvantages of 1018/1.0401 Carbon Steel with a competing alloy, 1045 Carbon Steel:

Parameter1018/1.0401 Carbon Steel1045 Carbon Steel
Carbon Content0.15-0.20%0.43-0.50%
Manganese Content0.60-0.90%0.60-0.90%
Tensile StrengthModerateHigh

Applications and Uses

From automotive parts to construction components, 1018/1.0401 Carbon Steel finds extensive utilization in various industries:

AutomotiveShaft components, gears, bushings
ConstructionBolts, screws, brackets, structural beams
MachineryAxles, couplings, hydraulic fittings

Navigating Suppliers and Pricing

Sourcing 1018/1.0401 Carbon Steel requires careful consideration of reliable suppliers offering quality products at competitive prices:

SupplierPrice Range (per kg)Description/Notes
Ryerson$1.50 – $3.00Leading distributor of carbon steel products catering to various industries.
Metal Supermarkets$1.30 – $2.50Retail supplier offering a wide range of carbon steel products in various shapes and sizes.
OnlineMetals$1.20 – $2.80Online retailer providing carbon steel bars, sheets, and other forms with convenient shipping.

FAQs about 1018/1.0401 Carbon Steel

Q: What are the main advantages of using 1018/1.0401 Carbon Steel?
A: 1018/1.0401 Carbon Steel offers excellent weldability, formability, and machinability at a relatively low cost, making it ideal for various engineering applications.

Q: What are the common applications of 1018/1.0401 Carbon Steel?
A: It is commonly used in automotive shafts, construction bolts, and machinery components due to its versatility and affordability.

Q: Where can I buy 1018/1.0401 Carbon Steel?
A: You can source it from reputable suppliers such as Ryerson, Metal Supermarkets, OnlineMetals, and others.

Q: What specifications does 1018/1.0401 Carbon Steel conform to?
A: This carbon steel conforms to standards such as ASTM A108, ensuring compliance with industry quality requirements.

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