Round Bar 5mm-100mm GBQ195 Q235 Hot Rolled High Quality
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering high quality Round Bar 5mm-100mm GBQ195 Q235 Hot Rolled 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 Round Bar 5mm-100mm GBQ195 Q235 Hot Rolled High Quality 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 soon can we receive the product after purchase?
A1: 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.
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: Can stainless steel rust?
A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q:How do steel round bars compare to plastic or composite bars?
- Plastic or composite bars cannot match the advantages of steel round bars. Firstly, steel round bars surpass plastic or composite bars in terms of strength and sturdiness. They excel in enduring heavy loads and providing outstanding structural support. Therefore, they are ideal for construction or engineering projects demanding robustness and durability. Secondly, steel round bars exhibit remarkable resistance to impact and wear. They can withstand severe environmental conditions and are less prone to cracking, chipping, or breaking compared to plastic or composite bars. Consequently, steel round bars suit heavy-duty applications where abrasion resistance is crucial. Moreover, steel round bars boast superior heat resistance in comparison to plastic or composite bars. They can endure high temperatures without distorting or compromising their structural integrity. Hence, steel round bars are suitable for applications involving extreme heat, such as machinery or equipment manufacturing. Furthermore, steel round bars are highly versatile and can be easily machined or modified to meet specific requirements. They allow for effortless customization and adaptability through cutting, drilling, bending, or welding. Conversely, plastic or composite bars may have limitations regarding customization or modification. Nonetheless, it is important to consider that steel round bars also have drawbacks when compared to plastic or composite bars. Steel is heavier, which can pose challenges in handling and transportation. Additionally, depending on the specific grade and quality, steel round bars can be more expensive than their plastic or composite counterparts. In conclusion, steel round bars surpass plastic or composite bars in terms of strength, durability, impact resistance, and heat resistance. Although they may have some drawbacks such as weight and cost, their overall performance and versatility make them the preferred choice for numerous high-performance applications.
- Q:What are the different surface defects that can occur in steel round bars?
- Steel round bars can experience various surface defects, which can be categorized based on their appearance and severity. Some common defects include: 1. Scale: During the manufacturing process, a thin layer of oxide, known as scale, can form on the steel's surface. It appears rough and flaky and can be easily removed mechanically. 2. Pits: Small depressions or craters, caused by corrosion or mechanical damage, can occur on the steel's surface. Pits weaken the steel's structural integrity and may require repair or replacement. 3. Scratches: Shallow grooves or cuts, resulting from handling, transportation, or machining, can be found on the steel's surface. While minor scratches may not impact performance, deep scratches can cause stress concentration and potential failure. 4. Roll marks: Raised or depressed lines or patterns, formed during the rolling process, can be seen on the steel's surface. Uneven pressure distribution between rolls causes these marks, affecting dimensional accuracy and surface quality. 5. Laminations: Thin layers or bands of non-metallic inclusions parallel to the steel's surface, caused by inadequate refining or improper casting techniques, are known as laminations. They reduce strength and toughness, requiring further processing or rejection. 6. Decarburization: The loss of carbon content on the steel's surface, occurring during heating, annealing, or hot working, is referred to as decarburization. It decreases hardness and strength, potentially leading to premature failure. 7. Surface cracks: Visible cracks on the steel's surface, caused by excessive cooling rates, improper heat treatment, or mechanical stress, are surface cracks. They compromise structural integrity and may necessitate repairs or rejection. These examples cover just a few of the possible surface defects in steel round bars. It is crucial to inspect and address these defects to ensure the steel's quality and performance in various applications.
- Q:How do you measure the straightness tolerance of a steel round bar?
- To measure the straightness tolerance of a steel round bar, you can use a straightness measuring instrument such as a straight edge or a laser alignment tool. By placing the instrument along the length of the bar, any deviations from straightness can be observed and measured. The maximum allowable deviation from a perfectly straight line, known as the straightness tolerance, is typically specified in the industry standards or customer requirements.
- Q:What is the difference between carbon steel and alloy steel round bars?
- Both carbon steel and alloy steel round bars find extensive use across various industries, although they vary in terms of their composition and properties. In particular, carbon steel round bars consist predominantly of iron and carbon, with small amounts of other elements present. Depending on the grade, the carbon content typically ranges between 0.05% and 2.0%. These bars are renowned for their robustness and hardness, rendering them suitable for applications demanding high durability and resistance to wear. Additionally, carbon steel round bars possess excellent machinability, allowing them to be easily shaped and molded into desired forms. Nevertheless, they may exhibit limited resistance to corrosion, necessitating the application of additional protective coatings in corrosive environments. In contrast, alloy steel round bars are produced by incorporating various alloying elements into carbon steel. Such elements encompass manganese, chromium, nickel, molybdenum, and others. The inclusion of these elements augments the properties of the steel, including enhanced strength, toughness, and resistance to wear and corrosion. Alloy steel round bars are frequently selected for applications demanding specific characteristics, such as resistance to high temperatures, a high strength-to-weight ratio, or improved machinability. In conclusion, the primary disparity between carbon steel and alloy steel round bars lies in their composition and resulting properties. Carbon steel round bars primarily consist of iron and carbon, offering commendable strength and hardness; however, they may exhibit limited resistance to corrosion. Conversely, alloy steel round bars incorporate supplementary alloying elements, bolstering specific properties like increased strength, toughness, and corrosion resistance. The selection between carbon steel and alloy steel round bars hinges upon the precise requirements of the application at hand.
- Q:What are the different types of steel round bars used in the manufacturing of springs?
- There exists a variety of steel round bars that are commonly utilized in the production of springs. These types include: 1. Carbon steel round bars: This particular type of steel is frequently employed for springs and is characterized by its high carbon content, which usually falls within the range of 0.60% to 0.95%. Carbon steel round bars possess commendable strength and durability, rendering them appropriate for a wide array of spring applications. 2. Alloy steel round bars: These are formed by incorporating alloying elements like chromium, manganese, nickel, or vanadium into carbon steel. Alloy steel round bars offer improved mechanical properties, including heightened strength, toughness, and resistance to wear and corrosion. They are commonly employed in demanding or high-performance spring applications. 3. Stainless steel round bars: These bars are resistant to corrosion and contain a significant amount of chromium (usually exceeding 10.5%). Stainless steel round bars are highly sought after for springs that necessitate exceptional resistance to rust, oxidation, and chemicals. They find frequent use in applications where hygiene, cleanliness, and visual appeal are of utmost importance, such as in the food and medical sectors. 4. Spring steel round bars: These bars are specifically designed for spring production. They possess a unique combination of properties, including high yield strength, good fatigue resistance, and excellent elasticity. Spring steel round bars are typically crafted from either carbon steel or alloy steel, depending on the specific requirements of the application. It is crucial to select the appropriate steel round bar based on factors such as the intended application, load requirements, environmental conditions, and desired spring performance. Seeking guidance from a materials engineer or spring manufacturer can aid in determining the most suitable steel round bar for a particular spring manufacturing project.
- Q:Can steel round bars be used for making power transmission systems?
- Yes, steel round bars can be used for making power transmission systems. Steel round bars possess high strength and durability, making them suitable for transmitting power in various applications such as gears, shafts, and couplings.
- Q:Are steel round bars suitable for use in the construction of bridges?
- Indeed, steel round bars prove to be a suitable choice for the construction of bridges. Offering a multitude of advantages, they are an ideal option for such projects. To begin with, steel round bars exhibit remarkable tensile strength, enabling them to withstand substantial loads and forces without undergoing deformation or breakage. This attribute holds paramount importance for bridges, as they bear the weight of vehicles and pedestrians. By possessing high tensile strength, steel round bars ensure the structural integrity and safety of the bridge. Furthermore, steel round bars boast exceptional durability and resistance to corrosion. Considering the exposure of bridges to adverse environmental conditions like rain, snow, and saltwater, materials employed in their construction are susceptible to corrosion and deterioration. However, steel round bars are specifically designed to counteract these effects, guaranteeing the longevity and dependability of the bridge. Moreover, steel round bars are widely available in various sizes and lengths, catering to the versatility and adaptability required for different bridge designs and configurations. The uniform circular shape of these bars simplifies the construction process, enabling easy cutting, bending, and welding to meet the necessary specifications. In addition, steel round bars offer cost-effectiveness in bridge construction. Their favorable strength-to-weight ratio allows them to provide the required strength while minimizing the overall weight of the bridge. Consequently, this reduces the amount of material needed and lowers transportation costs during construction. In conclusion, steel round bars are highly suitable for bridge construction due to their high tensile strength, durability, corrosion resistance, versatility, and cost-effectiveness. They deliver the necessary strength and reliability to support heavy loads and withstand adverse environmental conditions, ensuring the safety and durability of the bridge.
- Q:What are the different surface coatings available for steel round bars?
- There are several different surface coatings available for steel round bars, including galvanized coatings, epoxy coatings, powder coatings, and chrome coatings.
- Q:What are the different types of steel round bars used in the agricultural sector?
- In the agricultural sector, different types of steel round bars are commonly used, including mild steel, carbon steel, and stainless steel. These bars are used for various applications such as constructing farm machinery, fencing, and handling equipment. Mild steel round bars are cost-effective and offer good strength, while carbon steel round bars provide enhanced durability and resistance to wear and tear. Stainless steel round bars are favored for their corrosion resistance properties, making them suitable for agricultural applications exposed to moisture or chemicals.
- Q:Are steel round bars suitable for electrical applications?
- Steel round bars can be suitable for electrical applications depending on the specific requirements and conditions. Steel is known for its excellent conductivity, strength, and durability, making it a popular choice for various electrical applications. However, it is important to consider a few factors before using steel round bars in electrical applications. First, steel is a good conductor but not as good as other materials like copper or aluminum. Consequently, its use in electrical applications may result in higher resistance and energy loss compared to these more conductive materials. Additionally, steel round bars may be prone to corrosion, especially in humid or corrosive environments. This can affect the overall performance and longevity of the electrical system. In such cases, proper insulation or protective coatings may be necessary to prevent corrosion and ensure the reliability of the electrical application. In summary, while steel round bars can be suitable for electrical applications due to their conductivity, strength, and durability, it is essential to consider factors such as conductivity, corrosion resistance, and overall system requirements before utilizing them.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Round Bar 5mm-100mm GBQ195 Q235 Hot Rolled High Quality
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
Similar products
New products
Hot products
Related keywords
