4330 Alloy Steel Supplier

4330 Forging Service

4330 Alloy Steel

4330 grade of alloy steel is a carefully crafted combination of essential elements, such as chromium, nickel and molybdenum. This unique blend provides excellent corrosion resistance and wear-resistance properties. Additionally, the addition of vanadium increases the strength and durability of the material, making it an ideal choice for many industrial applications.

Friend Metals Distributor provides only the best in 4330 alloy. We supply our clients with various forms of 4330 metal, such as bars, forgings, and tubes. Our products are created with precision to meet an array of quality standards. Additionally, we communicate with customers directly to develop custom solutions that fit their unique requirements.

Call Us at 714-632-0140 or Toll-Free at 800-854-6777

4330 Forging

4330 Forging

When it comes to 4330 forging, 4330 steel is the ideal material due to its remarkable mechanical properties like high strength and great resistance to wear and corrosion. The manufacturing process of forging requires forming a metal structure by utilizing a hammer, press or another piece of equipment that applies compressive force.

The successful production of 4330 alloy is dependent upon adherence to specific procedures during the forging process. The material must be heated to a designated temperature, and then it can be molded into its required shape with the application of compressive force. However, any deviation from this methodology may cause issues such as cracks or porosity in the finished product.

Forging of 4330 alloy requires an accurate heating process in order to reduce its strength and make it malleable. It is advisable to heat between 1900°F and 2150°F (1038°C to 1177°C). Then, a controlled cooling cycle should be employed to acquire appropriate microstructure and mechanical characteristics.

Crafted from durable and strong alloys, 4330 steel is a metallic material that can be molded into various sizes and formats. Forging the metal into round bars, flat bars, or even custom shapes is possible thanks to its remarkable strength and exceptional toughness.

Friend Metals provides a wide range of 4330 grade alloys, renowned for their remarkable strength and durability. With outstanding toughness, wear resistance, and corrosion protection properties, these metals are perfect for forging into various shapes and sizes. Our knowledgeable team can help you find the ideal material for your needs – get in touch today

4330 Bar

4330 Bar

4330 bar is an efficient low-alloy, high-strength steel. Showcasing impressive mechanical properties, this type of steel is regularly found in the form of bars. 4330 bars are used to create components and machinery as well as other parts needed for production.

When it comes to shapes and sizes, 4330 steel bars come in a range of possibilities including round, square, hexagonal, and flat bars. Hot-rolling or cold-drawing provides the option to customize the dimensions and mechanical properties depending on the job at hand. Cold-drawn bars are renowned for their stringent surface quality and resolute precision – making them ideal for projects where accuracy is paramount.

Manufacturing techniques and heat treatments determine how strong, tough and wear-resistant alloy steel 4330 bars are. In general, 4330 bars offer superior strength and fatigue resistance as well as high temperature reliability. Thanks to these properties they are frequently used in demanding contexts such as aerospace, oil and gas extraction, and power generation.

Friend Metals provides superior alloy steel 4330 bars that exceed the highest standards of quality. Our range of products come in various shapes, sizes and lengths to satisfy individual requirements. Please get in touch with us today and discover what we have to offer.

AMS 6411

AMS 6411

The Aerospace Material Specification (AMS) outlines the requirements for a specific grade of alloy steel bar known as AMS 6411. This grade is made from 4330 steel and is heat-treated to produce precise mechanical properties.

Are you in need of metal alloy suitable for aerospace and defense applications? We offer top-notch 4330 AMS 6411 that is guaranteed to meet the highest requirements.  



Aerospace parts and components require optimal performance, making BMS7-122 a popular choice in the industry. This high-strength, low-alloy steel meets the strict demands of aircraft operation by providing excellent strength and durability for each component. With its ideal combination of properties, BMS7-122 is an essential resource for aerospace production.

We specializes in BMS7-122 steel, the perfect choice for aircraft components. We provide bars, forgings, and other custom shapes that meet our customers’ specific requirements.  

4330 Alloy Chemical Composition

The chemical composition of 4330 alloy is as follows:

  • Carbon (C): 0.30-0.34%
  • Silicon (Si): 0.15-0.35%
  • Manganese (Mn): 0.75 – 1.00%
  • Phosphorus (P): 0.025% max
  • Sulfur (S): 0.010% max
  • Chromium (Cr): 0.75 – 1.00%
  • Nickel (Ni): 1.65-2.00%
  • Molybdenum (Mo): 0.40-0.50%
  • Vanadium (V): 0.05-0.10%


4330 is a type of low-alloy steel that can endure strong forces and severe environmental conditions. It consists of various rare elements, such as chromium, nickel, molybdenum and vanadium which render it highly resistant to wear, tear and corrosion. Moreover, the presence of vanadium strengthens its capacity for withstanding high stress environments.

4330 alloy is a combination of two major elements – Manganese and Carbon, that come together to form its high strength and toughness. Silicon also has a part to play, as it helps to increase the hardness and strength even further. At the same time, phosphorus and sulfur are impurities that should be avoided or kept to an absolute minimum in order not to damage the properties of 4330 alloy.

For top-grade strength and durability, 4330 alloy steel is an excellent choice. At Friend Metals, we guarantee our 4330 alloy meets rigorous quality control standards to uphold its exceptional mechanical properties and performance in extreme environmental conditions.

4330 Alloy Mechanical Properties

The mechanical properties of 4330 alloy are as follows:

  • Ultimate Tensile Strength: 185 ksi
  • Yield Strength: 150 ksi
  • Elongation: 12%
  • Reduction of Area: 45%

Boasting an impressive capability for withstanding high stress, 4330 alloy steel is a widely used material in various applications. Aerospace, oil and gas, and power generation all make use of this material due to its superior strength, toughness, fatigue resistance as well as ductility; perfect qualities when reliable performance is required.

4330 alloy steel is an incredibly strong material, boasting a maximum tensile stress of 185,000 pounds per square inch before it breaks. Additionally, its yield strength stands at 150 ksi and it can elongate up to 12% of its original length. Furthermore, when subjected to tensile stress this alloy experiences a 45% reduction in cross-sectional area. In short, 4330 alloy steel is a durable and resilient material thanks to these remarkable properties.

Choosing the right material is essential when it comes to industrial projects. We provide top-notch 4330 grade steel that has demonstrated exceptional mechanical properties.


Have Question?

For a free quote or To find out more about 4330 Alloy Steel, Call us on 714-632-0140

About Us

Friend Metals Co, is a leading steel distributor specializing in a wide range of steel products, including bar, forging, plate, and sheet materials.

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