Round Steel Bar 5MM-100MM Q195 Q235 Hot Rolled High Quality

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Product Description:

OKorder is offering high quality Hot Rolled Steel I-Beams at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

Product Applications:

Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy  and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger 

Product Advantages:

OKorder's Steel I-Beams are durable, strong, and resist corrosion, exact size, regular package, chemical and  mechanical properties are stable.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Specifications:

Manufacture: Hot rolled

Grade: BS4449

Certificates: ISO, SGS, BV, CIQ

Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,

22mm,25mm,28mm,32mm,36mm,40mm,50mm

Length: 6M, 9M,12M or as required

Packaging: Export packing, nude packing, bundled

 

Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)

Grade

Technical data of the original chemical composition (%)

C

Mn

Si

S

P

V

HRB400

≤0.25

≤1.60

≤0.80

≤0.045

≤0.045

0.04-0.12

Physical capability

Yield Strength (N/cm²)

Tensile Strength (N/cm²)

Elongation (%)

≥400

≥570

≥14

Theoretical weight and section area of each diameter as below for your information:

Diameter(mm)

Section area (mm²)

Mass(kg/m)

Weight of 12m bar(kg)

6

28.27

0.222

2.664

8

50.27

0.395

4.74

10

78.54

0.617

7.404

12

113.1

0.888

10.656

14

153.9

1.21

14.52

16

201.1

1.58

18.96

18

254.5

2.00

24

20

314.2

2.47

29.64

22

380.1

2.98

35.76

25

490.9

3.85

46.2

28

615.8

4.83

57.96

32

804.2

6.31

75.72

36

1018

7.99

98.88

40

1257

9.87

118.44

50

1964

15.42

185.04

FAQ:

Q1: How do we guarantee the quality of our products?

A1: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q2: What makes stainless steel stainless?

A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

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Round  Steel  Bar 5MM-100MM Q195 Q235 Hot Rolled High Quality

Round  Steel  Bar 5MM-100MM Q195 Q235 Hot Rolled High Quality

 

 

Q:
Steel round bars are typically resistant to abrasion. Steel is renowned for its strength and durability, allowing it to withstand the effects of friction and contact with other surfaces. However, the degree of abrasion resistance can differ based on the particular steel type and composition. Some steel grades, like hardened or alloy steels, are specifically engineered to possess enhanced resilience against abrasion. These steels undergo procedures like heat treatment or alloying to enhance their hardness and augment their ability to endure abrasion. All in all, steel round bars are a dependable option for situations where abrasion resistance is crucial.
Q:
Yes, steel round bars can be used in the manufacturing of firearms. Steel is a commonly used material for firearm construction due to its strength, durability, and ability to withstand high pressures and temperatures. Round bars made of steel can be machined, forged, or cold drawn to create various firearm components such as barrels, receivers, and bolts.
Q:
A rough turned steel round bar refers to a steel bar that has undergone a rough machining process to remove excess material and bring the bar to a closer approximation of its final dimensions. This process typically involves removing the outer layer of the bar through turning or other machining methods. However, the bar is not yet finished to precise tolerances and may still have slight variations in diameter or surface roughness. On the other hand, a precision ground steel round bar has undergone a secondary machining process known as grinding. Grinding is a more precise and controlled method of removing material from the surface of the bar. It involves using a grinding wheel or abrasive tool to carefully remove small amounts of material, resulting in a bar with highly precise dimensions and a smoother surface finish. Precision ground bars are typically made to meet specific tolerances and have a more consistent diameter, surface finish, and straightness compared to rough turned bars. The main difference between a rough turned and a precision ground steel round bar is the level of precision and surface finish achieved. Rough turned bars are suitable for applications where tight tolerances and surface finish are not critical, such as in certain structural or machinery components. Precision ground bars, on the other hand, are preferred when precise dimensions, tight tolerances, and a smooth surface finish are required, such as in precision machining applications or where the bar will be used as a shaft or component in critical machinery or equipment.
Q:
Steel round bars are manufactured through a process known as hot rolling. This process starts with heating a large steel billet in a furnace until it becomes soft and malleable. The billet is then passed through a series of rollers which compress and shape it into a round bar. The first step in hot rolling is the roughing mill, where the billet is passed through multiple sets of rollers to reduce its thickness and increase its length. This process also helps to ensure that the steel maintains a consistent temperature throughout. After the roughing mill, the bar enters the finishing mill, where it is further reduced in size and given its final shape. The finishing mill typically consists of several sets of rollers that gradually decrease the diameter of the bar while increasing its length. This process is repeated until the desired dimensions are achieved. During the rolling process, the steel round bar is constantly monitored for quality control. Any imperfections or defects that may arise are detected and corrected to ensure the final product meets the required specifications. Once the bar reaches its final dimensions, it is cooled and cut to the desired length. The cooling process can be done using air, water, or a combination of both. After cooling, the bar is inspected for any surface defects and undergoes further processing if necessary. In some cases, additional treatments such as heat treatment or surface finishing may be applied to enhance the properties and appearance of the steel round bar. Overall, the manufacturing of steel round bars involves a combination of heating, rolling, cooling, and cutting processes to produce a high-quality product that meets the specific requirements of various industries.
Q:
There are several different types of steel round bar coatings that are commonly used in the automotive industry. These coatings are applied to the steel bars to enhance their durability, corrosion resistance, and overall performance. 1. Galvanized Coating: This is one of the most widely used coatings for steel round bars in the automotive industry. Galvanized coating involves applying a layer of zinc to the surface of the steel bar. This coating provides excellent corrosion resistance, protecting the steel from rust and other forms of degradation. 2. Epoxy Coating: Epoxy coatings are often used in automotive applications that require high chemical resistance. This type of coating provides a protective barrier against chemicals, moisture, and other corrosive substances. Epoxy coatings also have excellent adhesion properties, ensuring long-lasting performance. 3. Powder Coating: Powder coating is a popular choice for steel round bars in the automotive industry due to its durability and aesthetic appeal. This coating involves applying a dry powder to the surface of the steel bar, which is then heated to create a tough, protective layer. Powder coatings come in a wide range of colors and finishes, allowing for customization and branding opportunities. 4. Ceramic Coating: Ceramic coatings offer exceptional heat resistance, making them ideal for automotive applications that involve high temperatures. This type of coating provides a protective barrier that prevents heat damage and improves the overall lifespan of the steel round bars. 5. Phosphate Coating: Phosphate coatings are often used as a pre-treatment before applying other types of coatings. This coating improves the adhesion of subsequent coatings and provides additional corrosion resistance. Phosphate coatings also enhance the lubricity of the steel bar, reducing friction and wear. These are just a few examples of the different types of steel round bar coatings used in the automotive industry. Each coating offers unique benefits and is chosen based on the specific requirements of the application. Overall, these coatings play a crucial role in improving the performance and longevity of steel round bars in automotive applications.
Q:
There are several types of steel round bars commonly used in automotive drivetrain systems, including alloy steel, carbon steel, and stainless steel. These bars are chosen based on their specific properties and characteristics, such as strength, durability, and resistance to corrosion. The selection of the type of steel round bar depends on the specific application and requirements of the drivetrain system.
Q:
To calculate the weight of a steel round bar based on its volume and density, you can use the formula: Weight = Volume x Density First, determine the volume of the round bar. The volume of a cylinder, which is the shape of a round bar, can be calculated using the formula: Volume = π x (diameter/2)^2 x length Where π is a mathematical constant approximately equal to 3.14159, and the diameter and length are measurements of the round bar. Once you have the volume, you need to know the density of the steel. The density of steel can vary depending on the type and grade of steel being used. The density is usually measured in kilograms per cubic meter (kg/m^3) or pounds per cubic inch (lbs/in^3). You can find the density of steel in reference materials or online. Finally, multiply the volume by the density to obtain the weight of the steel round bar. Make sure the units of volume and density are consistent. For example, if the volume is in cubic inches and the density is in pounds per cubic inch, the weight will be in pounds. If the volume is in cubic meters and the density is in kilograms per cubic meter, the weight will be in kilograms. It is important to note that this calculation assumes the round bar is made entirely of steel and has a uniform density throughout its volume. Additionally, this calculation does not consider any other factors that may affect the weight, such as impurities or surface finish.
Q:
Steel round bars find extensive usage in the manufacturing industry, owing to their diverse advantageous properties. Renowned for their exceptional strength, durability, and resistance to wear and tear, these bars prove to be an ideal choice for heavy-duty machinery and equipment. They play a crucial role in the production of vital components such as shafts, axles, pins, and gears, which are indispensable for the smooth operation of machinery. Moreover, steel round bars possess the ability to be effortlessly machined, welded, and molded into various shapes, thus showcasing their versatility in different manufacturing applications. Consequently, steel round bars emerge as a dependable and extensively utilized material in the manufacturing industry for equipment construction.
Q:
Yes, steel round bars can indeed be used for making cutlery or kitchen utensils. Steel is a popular choice for kitchen utensils due to its strength, durability, and resistance to corrosion. However, the specific type of steel and the production process used will determine its suitability for culinary purposes. Stainless steel, for example, is highly recommended for cutlery and kitchen utensils as it is resistant to rust and stains, easy to clean, and does not react with food. Additionally, steel round bars can be easily shaped and formed into various utensil designs, making them a versatile material for cutlery and kitchenware manufacturing.
Q:
Due to their strength, durability, and versatility, steel round bars are widely utilized across various industries. Construction, manufacturing, automotive, aerospace, energy, and oil and gas industries heavily rely on these bars for their unique properties and applications. In the construction industry, steel round bars play a vital role in creating structural frameworks like beams, columns, and trusses. They provide the necessary support and stability for buildings, bridges, and other infrastructures. Additionally, steel round bars reinforce concrete structures, guaranteeing their structural integrity. The manufacturing industry extensively employs steel round bars in the production of machinery, equipment, and tools. These bars are often machined, forged, or heat-treated to manufacture components such as shafts, gears, fasteners, and bearings. Their high tensile strength and resistance to wear and tear make them ideal for withstanding heavy loads and harsh operating conditions. In the automotive sector, steel round bars are essential in manufacturing crucial vehicle components like axles, crankshafts, camshafts, and suspension systems. These bars provide the required strength and durability for safe and reliable transportation. The aerospace industry heavily relies on steel round bars for manufacturing aircraft components, including landing gears, engine parts, and structural elements. Steel round bars ensure the safety and performance of aircraft due to their high strength-to-weight ratio, allowing for lighter aircraft without compromising strength. In the energy industry, steel round bars are used in constructing turbines, generators, and transmission towers for power generation and transmission. The robustness and corrosion resistance of steel make it suitable for extreme temperatures and harsh environments. Lastly, the oil and gas industry extensively utilizes steel round bars for drilling equipment, pipe fittings, valves, and other critical components. These bars are specially designed to withstand high-pressure and corrosive environments, making them vital for oil and gas exploration, extraction, and transportation. To summarize, steel round bars are widely used across various industries for their strength, durability, and versatility. They are crucial in ensuring the safety, reliability, and efficiency of numerous industrial processes in construction, manufacturing, automotive, aerospace, energy, and oil and gas sectors.

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