Carbon Structural Steel Round Bars SAE1020CR
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 400 m.t.
- Supply Capability:
- 120000 m.t./month
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Carbon Structural Steel Round Bars SAE1020CR
PRODUCT USE
1, can be used to produce various types of rivet, bolts and welding structural parts.
2, can be used to produce seamless pipes, mold, steel plate, U-steel and joist steel
PRODUCT MAIN POINTS
1, high quality with competitive price
2, certifictes are available
3, heat treatment specification: tempering, 910 ℃, air cooling
PRODUCT SHOW
PRODUCT SPECIFICATION
1, Chemical Composition %
| Grade | C | Si | Mn | S | P | Cr | Ni | Cu |
| SAE1020CR | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.25 |
2, Mechanical Properties
| Strength of Extension σb | Yield Strength σs | Elogation δ5 | Reduction of Area ψ | Hardness (no heat treatment) |
| ≥410(42) Mpa | ≥245(25) Mpa | ≥25 % | ≥55 % | ≤156HB |
ABOUT US
- Q: What is the difference between a rough turned and a hot rolled steel round bar?
- A rough turned steel round bar is a type of steel bar that has been partially machined to remove imperfections and excess material, leaving a rough surface finish. This process helps to refine the dimensions and shape of the bar, making it more accurate and consistent. On the other hand, a hot rolled steel round bar is a type of steel bar that has been heated to high temperatures and then passed through a series of rollers to achieve the desired shape and size. This process results in a smooth surface finish and provides a uniform grain structure, which enhances the strength and durability of the steel. In summary, the main difference between a rough turned and a hot rolled steel round bar lies in the surface finish and manufacturing process used to produce them.
- Q: What is the difference between cast iron and round steel?
- Is also called round billet cast iron or iron by calcination with heavy machinery forging into steel (called the moral is toughened and hardened into steel or steel), the main component of alloy is composed of iron, carbon and silicon steel just according to the different areas in the use of alloy in carbon and silicon content in different precipitation in steel forging process of carbon and silicon was decreased to different areas of demand.
- Q: Can steel round bars be used for shafts or axles?
- Yes, steel round bars can be used for shafts or axles. Steel round bars are commonly used for these applications due to their high strength, durability, and ability to withstand heavy loads and torsional forces. They can be machined and shaped to fit specific requirements, making them suitable for various industrial and mechanical applications.
- Q: What is the typical lead time for manufacturing steel round bars?
- The typical lead time for manufacturing steel round bars can vary depending on various factors such as the size and quantity of the bars, the complexity of the manufacturing process, and the production capacity of the manufacturer. In general, lead times for manufacturing steel round bars can range from a few days to several weeks. For standard sizes and quantities, the lead time is usually shorter as manufacturers often have these readily available in stock. However, for custom orders or larger quantities, the lead time may be longer as it involves additional processes such as sourcing raw materials, cutting, heat treating, and quality control checks. It is important to note that lead times can also be influenced by market demand and the manufacturer's production schedule. During periods of high demand or limited production capacity, lead times may be extended. Alternatively, if there is low demand or surplus production capacity, lead times can be shorter. To get an accurate estimate of the lead time for manufacturing steel round bars, it is recommended to contact specific manufacturers or suppliers directly. They will be able to provide more precise information based on their capabilities and current workload.
- Q: Can steel round bars be used for valve stem applications?
- Steel round bars can indeed be utilized for valve stem applications. Their exceptional strength and durability make them a popular choice in numerous industrial settings. In valve stem applications, steel round bars are frequently employed to offer stability and structural support to the valve stem, thus guaranteeing seamless operation and enduring performance. Moreover, steel round bars can be effortlessly machined and fabricated to meet precise specifications, rendering them an adaptable option for valve stem applications.
- Q: How do you calculate the moment of inertia of a steel round bar?
- In order to determine the moment of inertia for a steel round bar, one must possess knowledge of the bar's dimensions and properties. The moment of inertia serves as a gauge for an object's resistance to rotational changes. The formula utilized to compute the moment of inertia for a solid cylindrical item, such as a round bar, is as follows: I = (π/4) * D^4, where I signifies the moment of inertia and D symbolizes the bar's diameter. Initially, ascertain the diameter of the steel round bar by means of a caliper or ruler. It is essential to measure the diameter at its broadest point, typically found at the center. Subsequently, input the measured diameter into the formula and calculate the moment of inertia. It is crucial to use the correct units for diameter, such as inches or millimeters, to maintain consistency with the formula. For instance, let's assume the diameter of the steel round bar measures 2 inches. By substituting this value into the formula: I = (π/4) * (2 inches)^4 = (π/4) * 16 inches^4 = 4π inches^4. Therefore, the moment of inertia for the steel round bar with a diameter of 2 inches equals 4π inches^4. It is imperative to recognize that this formula assumes a solid cylindrical shape devoid of any alterations in diameter or hollow sections. If the round bar presents variations in diameter or is hollow, the moment of inertia calculation becomes more intricate and necessitates additional considerations.
- Q: Do you need paint for roof lightning proof steel bars?
- The roof lightning protection round steel is the use of metal electrical conductivity and the principle of point discharge, the accumulation of the earth's electricity more rapidly spread to the air, play a role in lightning.
- Q: What are the advantages of using spring steel round bars?
- Spring steel round bars have numerous advantages: 1. Exceptional strength: Known for their high strength, these round bars can withstand extreme stress and strain. They are perfect for applications that require durable and strong materials. 2. Remarkable flexibility: These round bars are incredibly flexible and can be easily shaped, bent, or formed without losing their strength. This quality makes them suitable for a wide range of manufacturing processes. 3. Superior elasticity: With excellent elasticity, these round bars can return to their original shape after being deformed or stressed. This elasticity is crucial for applications that require shock or vibration absorption. 4. Fatigue resistance: These round bars are highly resistant to fatigue and can endure repeated cycles of loading and unloading without losing their mechanical properties. This reliability and longevity make them ideal for demanding applications. 5. Exceptional toughness: Spring steel round bars exhibit outstanding toughness, enabling them to withstand sudden impacts or heavy loads without breaking or fracturing. They are perfect for harsh environments or heavy-duty operations. 6. Corrosion resistance: Many spring steel round bars are made from corrosion-resistant alloys, protecting them against rust and other forms of corrosion. They are ideal for applications where moisture or corrosive substances are present. 7. Cost-effective: Compared to other types of steel or materials, spring steel round bars offer a cost-effective solution. Their durability and longevity reduce the need for frequent replacements, resulting in long-term cost savings. In conclusion, spring steel round bars have numerous advantages, including high strength, flexibility, superior elasticity, resistance to fatigue, exceptional toughness, corrosion resistance, and cost-effectiveness. These properties make them a preferred choice in various industries such as automotive, construction, manufacturing, and aerospace.
- Q: How do steel round bars compare to brass or copper bars?
- Steel round bars, when compared to brass or copper bars, exhibit several key differences. Firstly, steel bars are known for their superior strength and durability. They have a high tensile strength and are capable of withstanding heavy loads and impacts, making them ideal for applications that require robustness and toughness. On the other hand, brass and copper bars are relatively softer and less rigid, making them more suitable for applications that prioritize malleability and electrical conductivity. Another significant difference lies in their corrosion resistance. While brass and copper bars are known for their excellent corrosion resistance, steel bars, particularly carbon steel, are more vulnerable to rusting. However, stainless steel round bars are highly resistant to corrosion due to the presence of chromium, making them a suitable alternative to brass or copper bars in environments where corrosion is a concern. In terms of cost, steel round bars are generally more economical compared to brass or copper bars. This is primarily due to the higher availability and lower production costs associated with steel. Brass and copper, being non-ferrous metals, are less abundant and require more complex extraction and refining processes, making them relatively more expensive. Furthermore, steel round bars offer a wide range of mechanical properties, such as different grades and compositions, allowing for customization based on specific application requirements. Conversely, brass and copper bars have more limited options in terms of strength and hardness variations. Overall, the choice between steel, brass, or copper round bars depends on the specific application and desired properties. Steel bars are preferred for their strength, durability, and cost-effectiveness, while brass or copper bars are favored for their malleability, electrical conductivity, and corrosion resistance.
- Q: What is the maximum molybdenum content allowed for steel round bars?
- The maximum molybdenum content allowed for steel round bars varies depending on the grade and specific requirements of the steel. Generally, the maximum molybdenum content for standard carbon and alloy steels is around 0.25-0.30%. However, for high-performance steels such as tool steels or stainless steels, the maximum molybdenum content can be higher, ranging from 1-10%, depending on the specific grade and application. It is crucial to consult the relevant industry standards, specifications, or material data sheets to determine the precise maximum molybdenum content allowed for a specific steel round bar.
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Carbon Structural Steel Round Bars SAE1020CR
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 400 m.t.
- Supply Capability:
- 120000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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