GB1499.2 TOP A36 Steel Round Bars Free Cutting from China
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 44 m.t.
- Supply Capability:
- 2000000 m.t./month
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Specification
Standard:
JIS
Technique:
Hot Rolled
Shape:
Rectangular
Surface Treatment:
Chromed Passivation
Steel Grade:
HRB400
Certification:
SGS
Thickness:
88
Width:
99
Length:
66
Net Weight:
88
Description of steel round bar:
Cold Drawn Round Bar
1.Diameter:4mm-120mm
2. Lengh:According to customers' requirements
Festures of steel round bar:
4340 Forged Round Steel Bar
1.Dia 80-800mm Length:2000-13000mm or as required
2.Technique:Forged
3.Delivery Time:45 days
Specifications of steel round bar:
1. Standards: AISI 4340 8620 8640 4320 , JIS SNCM8 GB:40CrNiMoA
2. Specification: Dia: 80~450mm Length:2000-13000mm or as required
3. Chemical Composition (%):
C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
0.37-0.44 | 0.17-0.37 | 0.40-0.80 | 0.025(max) | 0.025(max) | 0.60-0.90 | 1.25-1.65 | 0.025(max) | 0.15-0.25 |
Images of steel round bar:
FAQ:
1. What is your package?
Packing situation: standard seaworthy packing or as customer required.
2. How long is the lead time?
Delivery time: 45 days after order confirmed.
3. What payment term do you accept?
Payment: T/T or L/C at sight.
- Q:What are the advantages of using chromium-vanadium alloy steel round bars?
- Some advantages of using chromium-vanadium alloy steel round bars include: 1. High strength and toughness: Chromium-vanadium alloy steel has excellent strength and toughness properties, making it suitable for applications requiring durability and resistance to wear and tear. 2. Improved corrosion resistance: The addition of chromium enhances the alloy's corrosion resistance, making it resistant to rust and other forms of corrosion, even in harsh environments. 3. Enhanced hardenability: Chromium-vanadium alloy steel can be easily heat-treated to achieve high hardness levels, allowing for increased wear resistance and improved overall performance. 4. Good machinability: The alloy steel round bars can be easily machined and fabricated, making them convenient to work with in various manufacturing processes. 5. Cost-effective: Chromium-vanadium alloy steel offers a good balance between performance and cost, making it a cost-effective choice for many applications compared to other high-performance alloys.
- Q:Can steel round bars be welded to other materials?
- Yes, steel round bars can be welded to other materials. The process typically involves using compatible welding techniques and materials, such as specific filler metals, to achieve a strong and durable bond between the steel round bar and the other material.
- Q:What is the standard length of a steel round bar?
- The standard length of a steel round bar can differ based on the specific industry and its intended usage. Nevertheless, in most cases, a steel round bar typically measures 20 feet or 6 meters. This particular length finds extensive application in construction, manufacturing, and engineering sectors. It is worth mentioning that custom lengths can also be acquired to align with the specific needs of a project or application.
- Q:Can steel round bars be used in the agriculture industry?
- Yes, steel round bars can be used in the agriculture industry. They are commonly used for applications such as building fences, constructing equipment, and supporting structures for agricultural buildings. Steel round bars offer durability, strength, and versatility, making them suitable for various agricultural applications.
- Q:What are the advantages of using manganese-alloy steel round bars?
- Manganese-alloy steel round bars offer several advantages. Firstly, they possess excellent strength and durability, making them ideal for applications that require high load-bearing capacity. Secondly, the presence of manganese in the alloy enhances hardenability, resulting in improved wear resistance and toughness. This makes manganese-alloy steel round bars suitable for use in environments with abrasive conditions or high impact forces. Additionally, these round bars exhibit good machinability, allowing for easy fabrication and shaping. Lastly, the corrosion resistance of manganese-alloy steel ensures a longer lifespan, reducing maintenance requirements and costs in various industries.
- Q:How do you identify the grade of a steel round bar?
- There are several ways to determine the grade of a steel round bar. First, examining the markings or labels on the bar itself can provide valuable information. Manufacturers often imprint or etch the grade directly onto the bar's surface. These markings usually include details like the grade designation (e.g., 304, 316, 4140), which represents the specific alloy composition, and may also include additional information such as the heat or lot number. Another method involves consulting the mill test certificate (MTC) that comes with the steel round bar. The MTC provides extensive information about the composition, mechanical properties, and other relevant specifications of the material. Typically, the steel mill or supplier issues the MTC, and it can be requested at the time of purchase. Additionally, the grade of a steel round bar can be determined through visual inspection and physical testing. Visual inspection entails examining the bar's appearance, texture, and color. Different grades of steel exhibit distinct characteristics, such as a glossy or matte finish, specific surface treatments, or variations in color due to varying alloying elements. Physical testing methods, such as tensile or hardness testing, can further confirm the steel grade. These tests measure the material's mechanical properties, including its strength, ductility, and hardness. By comparing the test results with established standards and specifications for different steel grades, it is possible to identify the grade of the round bar. In conclusion, to ascertain the grade of a steel round bar, one can inspect the markings, refer to the mill test certificate, visually assess the bar, and conduct physical tests to evaluate its mechanical properties.
- Q:How are steel round bars measured?
- Steel round bars are typically measured by their diameter. The diameter is determined by measuring the distance across the widest point of the bar, usually in millimeters or inches. It is important to note that the diameter measurement is taken at the greatest cross-section of the round bar, which is the distance across the center point. This measurement is crucial for various applications as it helps determine the strength, stability, and load-bearing capacity of the steel round bar.
- Q:What are the different safety considerations when working with steel round bars?
- When working with steel round bars, there are several safety considerations that need to be taken into account. First and foremost, it is important to wear appropriate personal protective equipment (PPE) such as safety glasses, gloves, and steel-toed boots to protect against potential hazards. One of the main safety concerns when handling steel round bars is the risk of injury from sharp edges or burrs. These can cause cuts or puncture wounds if not handled with care. It is crucial to inspect the round bars for any sharp edges or burrs and file them down or use protective coverings if necessary. Another important consideration is the weight of the steel round bars. Depending on their size and length, they can be quite heavy and may require the use of lifting equipment or assistance from another person to prevent strain or back injuries. It is essential to use proper lifting techniques and avoid overexertion when moving or transporting the bars. Fire safety is also a concern when working with steel round bars. Steel can conduct heat and electricity, so it is important to take precautions to prevent sparks or heat sources from igniting flammable materials in the vicinity. Fire extinguishers should be readily available, and the work area should be well-ventilated to minimize the risk of fire or smoke inhalation. Additionally, when cutting or manipulating steel round bars, there is a potential for flying debris or metal chips. Safety goggles or a face shield should be worn to protect the eyes from these hazards. It is also important to use appropriate cutting tools and techniques to prevent accidents or injuries. Finally, it is crucial to have proper training and knowledge of the equipment and machinery used when working with steel round bars. This includes understanding the correct procedures for cutting, bending, or welding the bars, as well as being aware of any specific safety precautions related to the machinery being used. Overall, safety should always be a top priority when working with steel round bars. By following these considerations and taking the necessary precautions, the risk of accidents or injuries can be minimized, ensuring a safe working environment.
- Q:How do steel round bars perform in high-temperature environments?
- Steel round bars generally perform well in high-temperature environments due to their high heat resistance and thermal stability. The composition and manufacturing process of steel bars allow them to retain their mechanical properties, such as strength and hardness, even at elevated temperatures. However, the specific performance of steel round bars in high-temperature environments can vary depending on factors like the grade of steel, duration of exposure, and the presence of corrosive agents.
- Q:Can steel round bars be used in the construction of bridges?
- Yes, steel round bars can be used in the construction of bridges. They provide structural strength, durability, and flexibility, making them suitable for various components such as piers, beams, and reinforcements. The high tensile strength of steel round bars allows for the construction of longer and larger bridges, ensuring stability and safety. Additionally, steel is resistant to corrosion, which is crucial in bridge construction due to exposure to environmental elements.
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GB1499.2 TOP A36 Steel Round Bars Free Cutting from China
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 44 m.t.
- Supply Capability:
- 2000000 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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