4130 steel shaft

Types of 4130 Steel Shafts

A steel shaft is a long cylindrical piece of material used to connect machinery parts, transmit power, or support rotating parts. 4130 steel shafts, made of chromium-molybdenum alloy steel, are popular in complex engineering and construction projects.

• Alloy Steel Shaft

  An AISI 4130 steel shaft is a type of steel shaft made from a specific steel alloy containing both chromium and molybdenum. The chromium content adds to the alloy's strength, while the molybdenum helps improve its toughness and resistance to wear. These properties make the 4130 alloy steel shaft an excellent choice for applications that demand high performance, such as in the automotive industry for vehicle components or in the oil and gas sector for drilling equipment. Its remarkable ability to withstand extreme conditions guarantees longevity and reliability in critical machinery parts.

• Solid Steel Shaft

  A solid 4130 steel shaft is a sturdy metal rod characterized by its significant thickness and weight. Unlike hollow shafts, which may have cylindrical cavities, solid shafts provide maximum strength and durability. Their robust structure lends itself to a variety of demanding applications. For instance, they may serve as key components in heavy machinery, responsible for transmitting rotational force or torque. Additionally, solid 4130 steel shafts could find use in the manufacture of axles, spindles, and gears, amongst other mechanical parts.

• Hollow Steel Shaft

  A hollow 4130 steel shaft stands out for its unique design of featuring a cylindrical void that runs through the center of the rod. In contrast to solid shafts that present a more massive, heavier build, hollow shafts typically possess lighter weight due to this internal cavity while still maintaining similar strength levels. This is particularly beneficial in industrial applications where reducing weight yet preserving structural integrity is crucial. Hollow shafts prove useful in a plethora of functions across various industries, such as acting as axles or drive shafts in automotive vehicles or serving as support elements in machinery that rotate other parts.

Specification & Maintenance

The 4130 alloy steel has various material specifications and mechanical properties. Its tensile strength, yield strength, and hardness vary depending on the chromium-molybdenum content, carbon concentrations, and alloying elements. The following listing represents some 4130 steel round shaft specifications.

• Mechanical Properties

  The 4130 alloy steel has a tensile strength of 90,000 psi and a yield strength of about 60,000 psi. The hardness measures between 25 to 35 on the Rockwell scale.

• Material Properties

  4130 chrome-moly alloy steel is strong and weldable. It has good ductility, toughness, and high resistance to fatigue. This steel can endure the impact of an external force without breaking or cracking. It can also stretch and twist into different shapes.

• Physical Properties

  The density of 4130 steel is 0.283 lb/in³ (or 7.86 g/cm³). This material weighs less compared to other types of alloy steel. It is also slightly heavier than chromium and molybdenum. The 4130 steel has low magnetic permeability, which makes it non-magnetic.

With proper maintenance, the 4130 alloy steel can last for many years. Here are some maintenance instructions for it:

• Clean the surface frequently using mild soap and warm water to remove any dirt, dust, and strand. Once done, dry the item with a soft cloth or towel.
• Store the item in a moisture-free environment. A dehumidifier can regulate the level of humidity in the storage space. The dry air will prevent mold or rust from forming on the steel.
• Apply a lubricant oil to the surface of the 4130 steel shaft. This oil will create a thin layer that will keep the moisture away. A thin film of oil will act as a shield against corrosion, rust, or any damages.

Usage scenarios of 4130 steel shafts

Heat-treated 4130 steel can be utilized for a broad range of applications that require rotating shafts or for structural integrity that also needs strength. Here are some of the most common uses of 4130 steel shafts.

• Aerospace industry:

  The aerospace industry can use 4130 steel for forging gears, cutting shafts, or other structural components of an aircraft that need to be strong yet lightweight. This is because 4130 is an alloy with low density that can provide the necessary strength when used for various components.

• Automotive industry:

  Automotive manufacturers can use 4130 steel for drive shafts, piston rods, or other structural components of the chassis to make the car stronger yet not very heavy. The crank shafts and connecting rods can also be made from 4130 steel as it offers greater impact resistance and fatigue. Some vehicles that need to be more rugged, like the SUVs or off-road trucks, also employ 4130 chrome-moly in the body in white because it provides noticeable weight savings without compromising strength.

• Construction industry:

  Construction industries can use 4130 alloy steel for structural tubing and other parts of the building. Sometimes, when a component needs to stand lateral loads and deflections, architects and engineers specify 4130 as the material because it stands quite a bit of stress before it yields. This is particularly true for very large structures where the strength of the material can really make a difference.

• Mold industry:

  The mold industry can use 4130 steel as material for prototype tooling or for inserts and braces of the mold. 4130 steel's ability to stand high temp and pressure makes it a good material choice.

• Energy industry:

  Energy industries can use 4130 chrome moly steel pipe for oil and gas. For example, 4130 alloy steel's tensile strength and corrosion resistance make it suitable for oil and gas transmission, especially in deep-water environments or high-pressure conditions.

• Marine industry:

  Marine industries can utilize 4130 steel for various marine equipment, including hinges, brackets, and support structures. Its corrosion resistance and high strength make it a reliable material for marine applications.

• Weapon manufacturing:

  4130 steel is utilized in the weapon industry because it can make quite firearms like rifles and shotguns. It can be used to make frames, receivers, barrels, and other parts of the firearm that needs to be strong. The material can withstand a heavy impact and will not break easily.

How to choose 4130 steel shaft

When choosing 4130 steel shafts for sale, buyers should consider a few factors.

• Applications

  The application can impact the buyer's material selection. For example, if the material will be welded, buyers should pick materials with low carbon content. Low alloy content can also be selected if the material needs to be welded to another steel. If the application generates high-stress levels, buyers should choose 4130 steel shafts with high-strength areas.

• Maintenance requirements

  High-maintenance materials unsuitable for a constant-maintenance application can be incompatible. Also, delicate materials that damage easily are unsuitable for handling by untrained personnel. Consider using 4130 shafts that damage more resiliently, such as those with coatings.

• COST

  4130 steel shafts are more costly than regular steel shafts due to their alloy composition. However, their tensile strength is approximately 50% more than standard carbon steel. If an application requires stronger shafts, the cost may be justifiable.

• Availability

  4130 shafts' availability will impact buyer needs. Typical lengths range from 12 to 30 feet, with varying diameters. Custom lengths may be available but will require additional fees. Consider ordering larger quantities to achieve lower prices with higher demands.

• Environmental impact

  Consider the material's environmental impact. 4130 steel is easy to recycle, which lowers its impact. Many steel manufacturing companies focus on sustainability, so choose a supplier with improved environmental standards.

FAQ

Q1: What does the 4130 steel yield strength mean?

A1: The yield strength of 4130 chrome moly steel is 46000 PSI.4130 steel shaft's yield strength means that it can withstand a load of 46000 pounds per square inch without deforming.

Q2: What is the ultimate tensile strength of 4130 steel?

A2: The ultimate tensile strength of 4130 steel is 67000 PSI. This means that it can withstand a stretching force of 67000 pounds per square inch before breaking.

Q3: What is the 4130 tubing outer diameter(mm)?

A3: The outer diameter of the tube is 25.4 mm. However, the outer diameter of 4130 steel pipe can range from 19.05 mm to 116.84 mm depending on the specific needs of the application.

Q4: What is the 4130 steel shaft length(m)?

A4: The length of the shaft is 1 meter. However, the 4130 steel shaft length can range from 0.3 m to 1.5 m or more depending on the specific needs of the application.