Q235 stainless round steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25000 m.t.
- Supply Capability:
- 10000 m.t./month
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Usage and Applications
These steels are used for ball and roller bearing applications and are comprised of low carbon steels and high carbon through harden able steel.
First the famous 1C-1.5Cr steel from which the majority of bearings are made. Its structure is apparently well-understood and the focus is on purity in order to avoid inclusions which initiate fatigue during rolling contact. Then there is the M50 steel and its variants, from which bearings which serve at slightly higher temperatures in aeroengines are manufactured, based on secondary-hardened marten site.
Tapered roller bearing are generally used to support combined load mainly consisting of radial load. Their cups are separable for easy assembling ,During mounting and using, radial clearance and axial clearance can be adjusted and preloaded mounting can be made.
Packaging & Delivery
Packaging Detail: ASTM 52100 Steel in seaworthy packing or on customer request; Packed in bundles with standard export sea-worthy package or as customer require
Delivery Detail: 45 days after confirmed
Trade terms: FOB, CFR, CIF ou as customer's required
MOQ: 25 tons or at customer's demands. If the quantity is good, the price will be better.
Production Flow of Chinese Standard Round Bar
1. The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process.
2. Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
Characteristics of Chinese Standard Round Bar
1. The steel in which the main interstitial alloying constituent is carbon in the range of 0.12–2.0%.
2. As the carbon percentage content rises, steel has the ability to become harder and stronger through heat treating; however it becomes less ductile.
3. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.
4. Regardless of the heat treatment, higher carbon content reduces weld ability. In carbon steels, the higher carbon content lowers the melting point.
- Q:How do steel round bars compare to other types of steel products?
- Steel round bars have several advantages over other types of steel products. Firstly, their cylindrical shape makes them highly versatile and easy to work with, allowing for various applications in construction, manufacturing, and engineering. Secondly, round bars have superior strength and durability, making them ideal for load-bearing structures and heavy-duty machinery. Additionally, their uniformity and smooth surface facilitate precision machining and fabrication processes. Lastly, steel round bars offer excellent resistance to corrosion and wear, ensuring a longer lifespan compared to other steel products. Overall, their unique properties and versatility make steel round bars a preferred choice for many industries.
- Q:What are the advantages of using aluminum-silicon alloy steel round bars?
- One of the advantages of using aluminum-silicon alloy steel round bars is their high strength-to-weight ratio. This makes them lightweight yet robust, making them suitable for a wide range of applications where both strength and weight are important factors. Additionally, the alloy's excellent corrosion resistance properties make it highly durable and long-lasting, reducing maintenance and replacement costs. Another advantage is its good thermal conductivity, making it useful in applications that require efficient heat transfer. Overall, aluminum-silicon alloy steel round bars offer a combination of strength, lightness, corrosion resistance, and thermal conductivity, making them a versatile and advantageous material choice.
- Q:Are steel round bars suitable for high-stress applications?
- Yes, steel round bars are suitable for high-stress applications. Steel round bars possess high tensile strength, durability, and resistance to deformation, making them ideal for withstanding heavy loads and intense pressure in various industries such as construction, manufacturing, and engineering. The robust nature of steel round bars ensures their suitability for high-stress applications.
- Q:What is the difference between a bright and a black steel round bar?
- The main difference between a bright and a black steel round bar lies in their appearance and surface finish. A bright steel round bar, also known as a bright drawn or turned bar, has a smooth and shiny surface. This is achieved through a process called cold drawing, where the steel bar is pulled through a die to remove any imperfections and create a uniform shape. The result is a highly polished and reflective surface that is visually appealing. On the other hand, a black steel round bar has a dark, rough, and non-reflective surface. This is because it does not undergo the same cold drawing process as a bright steel bar. The black surface is typically a result of the scale that forms on the steel during the manufacturing process, which is not removed. In terms of properties, both bright and black steel round bars are made of the same material, typically carbon steel. Therefore, their mechanical properties such as strength, hardness, and toughness are generally similar. However, the manufacturing process of the bright steel bar helps to improve its surface quality and dimensional accuracy compared to the black steel bar. Ultimately, the choice between a bright and a black steel round bar depends on the desired aesthetic appearance and the specific application requirements. Bright steel bars are commonly used in decorative applications, where a polished and visually appealing finish is desired. Black steel bars, on the other hand, are often used in structural applications, where the surface appearance is less important but strength and durability are crucial.
- Q:What are the common alloying elements used in steel round bars?
- Steel round bars commonly contain alloying elements such as carbon, manganese, silicon, sulfur, and phosphorus. Carbon, the most significant alloying element, is responsible for the steel's strength and hardness. It enhances overall performance, increasing durability and resistance to wear and tear. Manganese, another crucial element, improves hardenability and strength while reducing brittleness and increasing toughness. Silicon is added to enhance the steel's resistance to oxidation, while small amounts of sulfur and phosphorus improve machinability. These alloying elements collaborate to produce steel round bars with specific properties suitable for various applications in industries such as construction, automotive, and manufacturing.
- Q:What are the different types of steel used in manufacturing round bars?
- Round bars in manufacturing can be made from various types of steel. The most commonly used types include: 1. Carbon Steel: This is the go-to steel for manufacturing round bars due to its strength and durability. It mainly consists of iron and carbon and finds application in construction, automotive, and machinery. 2. Alloy Steel: By adding elements like manganese, nickel, chromium, and molybdenum to carbon steel, alloy steel is formed. This enhances its strength and hardness, making it suitable for applications that demand high strength and resistance to wear and tear. 3. Stainless Steel: A type of alloy steel, stainless steel contains a minimum of 10.5% chromium. This high chromium content gives it excellent corrosion resistance, making it ideal for applications exposed to moisture or chemicals. Stainless steel round bars are commonly used in kitchen utensils, medical equipment, and automotive parts manufacturing. 4. Tool Steel: Tool steel is an alloy steel designed specifically for high hardness, wear resistance, and heat resistance. It is commonly used in manufacturing cutting tools, dies, and molds. Tool steel round bars are usually made from high-carbon steel with additional elements like tungsten, vanadium, or cobalt. 5. Bearing Steel: Bearing steel is an alloy steel specifically formulated for bearing applications. It is characterized by its high hardness, wear resistance, and fatigue strength. Bearing steel round bars are widely used in bearing manufacturing for industries like automotive, aerospace, and industrial machinery. These examples demonstrate the range of steel types available for manufacturing round bars. The specific choice of steel depends on the desired properties and requirements of the application at hand.
- Q:Are steel round bars suitable for food processing applications?
- Steel round bars are commonly used in food processing applications due to their many desirable properties. Firstly, steel is highly durable and can withstand heavy usage and frequent cleaning in food processing environments. This makes it an ideal choice for equipment such as conveyor belts, mixers, and cutting tools. Additionally, steel round bars are resistant to corrosion, which is crucial in food processing applications where exposure to moisture and various chemicals is common. This resistance ensures that the equipment remains hygienic and safe for food production. Furthermore, steel round bars can be easily machined and fabricated into different shapes and sizes, making them versatile for various food processing needs. They can be used to create custom equipment or parts that meet specific requirements, ensuring efficient and effective food processing operations. Lastly, steel is a cost-effective material for food processing applications. It offers excellent value for money, as it provides long-lasting performance, requires minimal maintenance, and can be readily available in the market. However, it is important to note that not all steel round bars are suitable for food processing applications. Stainless steel is the most commonly used type of steel in this industry due to its enhanced corrosion resistance and hygienic properties. Therefore, when choosing steel round bars for food processing applications, it is crucial to ensure that they meet the necessary standards and regulations for food safety.
- Q:How do you determine the hardness of a steel round bar?
- To determine the hardness of a steel round bar, various methods can be used. One common method is the Rockwell hardness test. This test involves applying a minor load to the surface of the bar using a diamond or a hardened steel ball, followed by a major load. The depth of penetration of the minor and major loads is measured, and a hardness value is determined based on the difference between the two depths. Another method is the Brinell hardness test, which involves indenting the surface of the steel bar using a hardened steel ball under a specified load. The diameter of the resulting indentation is measured, and the hardness value is calculated based on the load and the diameter of the indentation. Alternatively, the Vickers hardness test can also be used. This test involves applying a diamond pyramid-shaped indenter to the surface of the steel bar under a specific load. The size of the indentation is measured, and the hardness value is determined based on the load and the surface area of the indentation. It is important to note that the specific method used to determine the hardness of a steel round bar depends on factors such as the type of steel and the desired accuracy of the measurement. Additionally, other factors such as heat treatment and composition can also affect the hardness of the steel bar, so it is essential to consider these factors when determining hardness.
- Q:What is the difference between a circle and round steel continuous casting
- Round steel drawn from a continuous casting is called a round billet; the rolled round steel is called a bar.
- Q:Can steel round bars be anodized?
- No, steel round bars cannot be anodized. Anodizing is a process that is specific to aluminum and its alloys.
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Q235 stainless round steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25000 m.t.
- Supply Capability:
- 10000 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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