Q235 Hot Rolled Carbon Steel Round Bar
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-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Standard:
AISI,ASTM,JIS,GB,BS,DIN,API,EN
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
A53(A,B),20#,10#,SS400-SS490,600 Series,Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series
Certification:
ISO,CE,SGS
Thickness:
as required
Length:
as required
Net Weight:
as required
SS490 hot rolled carbon steel round bar
Dimensions: 15-300mm
Near the seaport, low cost, quick delivery
SGS BV inspection, Good reputation &service
Product name | SS490 hot rolled carbon steel round bar |
Dimensions | 15-300mm |
Length | 4-12m |
Standard | ASTM,BS,GB,JIS |
Other Grade | Q215,Q235,HPB300,SS330-SS490,A36,SAE1015-1020,S235JR,S275JR,ST37-2,etc |
Brand | RGTS |
Application | Mild Steel Round Bar is used for making security grills, screens, Construction and Machine Manufacture. |
Finish condition | hot rolled |
Appearance | new |
Sales mode | factory direct sales |
Quality assurance | mill test certificate is provided, third party inspection is acceptable |
Trade term | FOB/CIF/CFR |
Payment term | 30%T/T in advance, balance against B/L copy;Sight irrevocable LC |
Delivery time | Within 15-30 days after receiving original LC or deposit, also according to the quantity |
Loading port | Xingang tianjin, China |
Certification | ISO9001:2000/BV |
SS490 hot rolled carbon steel round bar details
Size Tolerance: +/-5mm
Length tolerance: +100mm/-0mm
Side length tolerance: +/-2mm
Straightness:Max 6mm/m
Both end of each bar must be cut
Ladle furnaced and vacuum de-gassed
Show heat No. on each bar
SS490 hot rolled carbon steel round bar
Chemical Composition:
P% ≤0.050
S% ≤0.050
Cr% ≤0.20
Physical Property (MPa):
Y/S: ≥285
T/S: 490~610
- Q:What are the different types of steel round bar surface treatments used in the aerospace industry?
- The aerospace industry utilizes various surface treatments for steel round bars to enhance performance and durability. These treatments are carefully designed to meet the industry's strict standards. Some commonly employed treatments in the aerospace industry are as follows: 1. Passivation: This treatment eliminates iron particles and contaminants from the steel round bar's surface. It prevents corrosion and enhances the material's overall corrosion resistance. 2. Shot Peening: Shot peening involves bombarding the steel round bar's surface with small metallic shots. This treatment induces compressive stress on the surface, thereby improving the material's fatigue strength and resistance to stress corrosion cracking. 3. Electroplating: Electroplating is a widely used surface treatment in the aerospace industry. It involves depositing a layer of metallic coating onto the steel round bar through an electrochemical process. This treatment enhances corrosion resistance, wear resistance, and aesthetic appearance. 4. Anodizing: Anodizing is an electrolytic passivation process commonly employed for aluminum alloys, but it can also be used for steel round bars. This treatment forms a thick, durable, and corrosion-resistant oxide layer on the surface, improving resistance to wear, corrosion, and scratching. 5. Nitriding: Nitriding is a surface hardening treatment that involves diffusing nitrogen into the steel round bar's surface. This treatment enhances surface hardness, wear resistance, and fatigue strength. 6. Chemical Conversion Coating: Chemical conversion coating forms a thin, protective layer on the steel round bar's surface. This coating enhances corrosion resistance and provides a suitable base for subsequent paint or coating applications. These examples demonstrate some of the various steel round bar surface treatments employed in the aerospace industry. Each treatment offers distinct advantages and is selected based on specific application requirements, including corrosion resistance, wear resistance, fatigue strength, and aesthetic appearance.
- Q:What is the carbon content in steel round bars?
- The carbon content in steel round bars typically ranges from 0.15% to 0.60% depending on the grade and specific requirements.
- Q:How do you calculate the weight of a steel round bar based on its length and diameter?
- The weight of a steel round bar can be determined by utilizing the subsequent equation: Weight = (π/4) x (Diameter^2) x Length x Density. In this equation, π denotes the mathematical constant pi, with an approximate value of 3.14159. Diameter represents the measurement across the widest point of the steel round bar, while Length corresponds to the overall length of the bar. Additionally, Density signifies the typical density of steel, which is approximately 7850 kilograms per cubic meter. To calculate the weight, first square the diameter and then proceed to multiply it by the length and density. Finally, multiply the outcome by π/4 to obtain the weight of the steel round bar in the desired units, typically kilograms or pounds. It is crucial to acknowledge that this equation assumes the steel round bar is a solid cylinder with a uniform diameter. If there are any variations or irregularities present in the bar, the weight determined using this equation may not be entirely accurate.
- Q:Can steel round bars be used for making sculptures?
- Yes, steel round bars can be used for making sculptures. Steel is a versatile and durable material that can be easily shaped and manipulated into various forms, making it suitable for sculpting. The round bars can be welded, bent, or cut to create the desired shapes and structures for the sculpture. Additionally, steel's strength and resistance to corrosion make it a long-lasting choice for outdoor sculptures.
- Q:What are the advantages of using aluminum-alloy steel round bars?
- There are several advantages of using aluminum-alloy steel round bars. Firstly, aluminum-alloy steel is known for its lightweight nature, making it easier to handle and transport compared to other materials. Additionally, aluminum-alloy steel has a high strength-to-weight ratio, making it ideal for applications where strength is crucial but weight needs to be minimized, such as in aerospace or automotive industries. Another advantage is its excellent corrosion resistance, which helps prolong the lifespan of the round bars in various environments. Moreover, aluminum-alloy steel has good thermal and electrical conductivity properties, making it suitable for applications that require heat or electrical transfer. Overall, the combination of strength, lightweight, corrosion resistance, and conductivity make aluminum-alloy steel round bars a versatile and advantageous choice for various industries.
- Q:What is the resistance to fatigue of a steel round bar?
- The ability of a steel round bar to resist fatigue refers to its capacity to endure repeated cycles of loading and unloading without failing or deforming. Fatigue resistance is a crucial mechanical property for materials utilized in diverse applications, including structural components, machinery, and automotive parts. Several factors influence the fatigue resistance of a steel round bar, including the specific grade of steel, its microstructure, surface condition, and the applied loading conditions. Steel is widely recognized for its exceptional fatigue resistance in comparison to other materials, which explains its extensive utilization across various industries. The high strength, ductility, and presence of various alloying elements in steel contribute to its resistance to fatigue. These characteristics enable steel to endure cyclic loading without significant deformation or weakening. Moreover, the microstructure of the steel, such as grain size and distribution, significantly impacts its fatigue resistance. Engineers typically conduct fatigue tests, such as rotating beam or axial loading tests, to assess the fatigue resistance of a steel round bar. These tests subject the steel bar to controlled cyclic loading and measure the number of cycles it can withstand before failure occurs. The results determine the fatigue strength or fatigue limit of the steel, representing the maximum stress level it can indefinitely endure without failing. It is important to acknowledge that the fatigue resistance of a steel round bar can vary due to factors like surface defects, stress concentration, and environmental conditions. Therefore, proper design considerations, such as surface treatments, stress reduction techniques, and appropriate loading specifications, are crucial to ensure the desired fatigue performance of the steel round bar in specific applications.
- Q:How do I determine the strength and hardness of a steel round bar?
- To determine the strength and hardness of a steel round bar, you can perform various tests such as tensile testing, hardness testing, and impact testing. Tensile testing involves applying a pulling force to the steel bar until it breaks, measuring the maximum force it can withstand, and calculating its ultimate tensile strength. Hardness testing, on the other hand, measures the resistance of the steel to indentation or scratching, using methods like Brinell, Rockwell, or Vickers tests. Impact testing assesses the steel's ability to absorb energy by subjecting it to a sudden impact and measuring the resulting deformation. By conducting these tests, you can accurately determine the strength and hardness characteristics of a steel round bar.
- Q:How do you calculate the bending stress in a steel round bar?
- To calculate the bending stress in a steel round bar, you need to consider the applied load and the properties of the bar. The bending stress is a measure of the internal forces that develop within the bar when it is subjected to an external load that causes it to bend. The formula used to calculate the bending stress is: σ = (M * c) / I Where: - σ represents the bending stress (in units of force per unit area, such as pascals or psi) - M is the bending moment, which is the product of the applied load and the distance from the neutral axis of the bar to the point of interest. It is typically measured in units of force multiplied by distance (e.g., N·m or lb·ft). - c is the distance from the neutral axis to the outermost fiber of the bar. It is also known as the distance to the extreme fiber or the radius of the bar. - I is the moment of inertia, which represents the resistance of the bar to bending. It is a property that depends on the shape and dimensions of the cross-section of the bar. To calculate the moment of inertia for a round bar, the formula is: I = (π * d^4) / 64 Where: - I represents the moment of inertia - π is a mathematical constant (approximately 3.14159) - d is the diameter of the round bar Once you have determined the bending stress using the above formulas, you can compare it to the yield strength of the steel material to assess the safety factor and determine if the bar will undergo permanent deformation or failure.
- Q:Are steel round bars available in different diameters?
- Indeed, one can find steel round bars in diverse diameters. The diameter options for steel round bars span a broad spectrum, commencing from diminutive sizes like 1/8 inch (3.175 mm) and extending to larger dimensions like 12 inches (304.8 mm) or even beyond. This assortment of diameters accommodates the needs of various sectors and enterprises, granting the freedom to select the ideal size to match specific undertakings or criteria.
- Q:Can steel round bars be used for making fasteners?
- Certainly! Fasteners can indeed be made using steel round bars. Manufacturers commonly utilize steel round bars to produce fasteners like bolts, screws, and rivets. The strength and durability of steel make it an excellent choice for fasteners, as it can endure significant stress and ensure a secure connection. Moreover, steel round bars can be conveniently machined and threaded to achieve the desired shape and size required for fasteners. In summary, steel round bars are highly dependable and frequently employed in the manufacturing process of fasteners.
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Q235 Hot Rolled Carbon Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 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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