ASTM A36 Round Steel Bar Large Quantity in Stock
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
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:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
13-300mm
Length:
6-12m
Net Weight:
2mt
High Quality A36 Round Steel Bar Large Quantity in Stock
Product Description of High Quality A36 Round Steel Bar Large Quantity in Stock
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of High Quality A36 Round Steel Bar Large Quantity in Stock
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of High Quality A36 Round Steel Bar Large Quantity in Stock
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of High Quality A36 Round Steel Bar Large Quantity in Stock
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of High Quality A36 Round Steel Bar Large Quantity in Stock
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: Can steel round bars be used for making agricultural equipment or machinery?
- Yes, steel round bars can be used for making agricultural equipment or machinery. Steel is a versatile and durable material that is commonly used in the manufacturing of various agricultural equipment and machinery. Steel round bars, in particular, are often utilized for making components such as shafts, axles, and rods that are crucial for the functioning of agricultural machinery. These round bars provide strength, stability, and resistance to wear and tear, making them suitable for heavy-duty applications in the agricultural industry. Additionally, steel is also corrosion-resistant, which is especially important in agriculture where equipment is exposed to harsh environmental conditions. Overall, steel round bars are a reliable choice for constructing agricultural equipment or machinery due to their mechanical properties and ability to withstand the demanding conditions of agricultural operations.
- Q: What are the limitations of steel round bars?
- There are several limitations associated with steel round bars, which are important to consider when selecting the appropriate material for a particular application. 1. Weight: Steel round bars can be quite heavy, especially in larger diameters. This can pose challenges when it comes to transportation and installation, particularly in situations where weight restrictions are a concern. 2. Corrosion: While steel is generally known for its strength and durability, it is susceptible to corrosion. When exposed to moisture or certain chemicals, steel round bars can rust and deteriorate over time. This limitation can be mitigated through the use of protective coatings or by opting for stainless steel round bars, which are more resistant to corrosion. 3. Machinability: Steel round bars can be difficult to machine due to their high hardness and strength. This can result in increased tool wear and reduced cutting speeds, leading to higher production costs and longer machining times. 4. Cost: Steel round bars, particularly those made from high-quality alloys, can be relatively expensive compared to other materials. This cost factor may limit their use in certain applications where budget constraints are a concern. 5. Design Flexibility: Steel round bars come in standard sizes and shapes, which may restrict design flexibility in some cases. If a specific shape or size is required, additional processing steps such as cutting or forging may be necessary, adding to the overall production cost. 6. Fatigue Strength: Although steel round bars have excellent strength properties, they can be prone to fatigue failure when subjected to repeated or cyclic loading. This limitation is particularly relevant in applications where the material is subjected to constant stress or vibration. Despite these limitations, steel round bars remain a popular choice in various industries due to their exceptional strength, reliability, and versatility. However, it is essential to consider these factors to ensure that the chosen material meets the specific requirements of the intended application.
- Q: What is the difference between seamless and welded steel round bars?
- The manufacturing process and resulting characteristics distinguish seamless and welded steel round bars. Seamless bars undergo a process where a solid billet of steel is pierced to form a hollow tube. This tube is then elongated and further processed to achieve the desired dimensions and surface finish. The seamless manufacturing process guarantees a bar without any welds or joints along its length. Consequently, seamless steel round bars possess a uniform composition and structure throughout, ensuring exceptional strength and reliability. They are particularly favored for applications involving high pressure or high temperatures, as they display superior resistance to internal and external pressure. In contrast, welded steel round bars are produced by combining two or more steel pieces through welding techniques. This involves heating the ends of the steel pieces and fusing them together using various welding methods, such as arc welding, resistance welding, or fusion welding. The welding process introduces a weld seam along the length of the bar, which has the potential to impact its structural integrity and mechanical properties. Welded steel round bars may exhibit slightly lower strength and toughness compared to seamless bars due to the presence of the weld seam, which can create stress concentrations. Nonetheless, they are generally more cost-effective and readily available in a wide range of sizes and grades. To summarize, the primary distinction between seamless and welded steel round bars lies in their manufacturing process and resulting characteristics. Seamless bars are created through the piercing of a solid billet, ensuring a uniform composition and strength throughout, which makes them suitable for high-pressure and high-temperature applications. On the other hand, welded bars are formed by joining multiple steel pieces through welding, introducing a weld seam that may slightly affect their strength and toughness. Welded bars are often more cost-effective and available in various sizes and grades.
- Q: What are the advantages of using steel round bars compared to other materials?
- There are several advantages of using steel round bars compared to other materials. Firstly, steel is an extremely strong and durable material. It has a high tensile strength, which means it can withstand heavy loads and pressure without deforming or breaking. This makes steel round bars ideal for applications that require structural support or load-bearing capabilities. Additionally, steel is a highly versatile material that can be easily shaped and molded into various forms, including round bars. This allows for flexibility in design and makes it suitable for a wide range of applications. Whether it is used in construction, manufacturing, or even in the automotive industry, steel round bars can be customized to fit specific requirements. Moreover, steel is corrosion-resistant. It possesses a natural resistance to rust and other forms of corrosion, which significantly extends its lifespan. This makes steel round bars suitable for both indoor and outdoor use, as they can withstand exposure to moisture, chemicals, and other harsh environmental conditions. Another advantage of steel round bars is their cost-effectiveness. While the initial cost of steel may be higher than some other materials, its long-term benefits and durability make it a cost-effective choice. Steel round bars require minimal maintenance and can last for decades without the need for replacement or repair, resulting in significant cost savings over time. Furthermore, steel is a sustainable material. It is 100% recyclable and can be reused multiple times without losing its properties or quality. This makes steel round bars an environmentally friendly choice, as they contribute to reducing waste and conserving resources. In conclusion, the advantages of using steel round bars compared to other materials include their strength, versatility, corrosion resistance, cost-effectiveness, and sustainability. These qualities make steel round bars a preferred choice for a wide range of applications, providing long-lasting and reliable performance.
- Q: What is the tolerance for length in steel round bars?
- The tolerance for length in steel round bars typically depends on the specific industry standards and requirements. However, in general, the tolerance for length in steel round bars can range from +/- 1/8 inch to +/- 1/4 inch, or even tighter tolerances depending on the application and specifications outlined by the manufacturer or customer.
- 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 used in structural applications?
- Steel round bars are suitable for structural applications and commonly utilized in construction and engineering projects that prioritize strength and durability. They offer versatility and can function as beams, columns, and supports for various structural elements. Thanks to their exceptional mechanical properties, such as high tensile strength and good ductility, they can withstand heavy loads and resist deformation effectively. Moreover, their easy joinability to other structural components contributes to their popularity within the construction industry.
- Q: What are the different types of steel round bars used in the marine industry?
- There are several types of steel round bars commonly used in the marine industry, including stainless steel round bars, carbon steel round bars, and alloy steel round bars. Stainless steel round bars are highly corrosion-resistant and are often used in applications where exposure to saltwater is common. Carbon steel round bars are strong and durable, making them suitable for various marine components and structures. Alloy steel round bars offer enhanced strength and toughness, making them ideal for demanding marine applications that require high performance and resistance to wear and tear.
- Q: What is the difference between a bright and a precision ground steel round bar?
- A bright steel round bar and a precision ground steel round bar are two different types of steel bars with distinct characteristics and manufacturing processes. The main difference between a bright steel round bar and a precision ground steel round bar lies in their surface finish and manufacturing tolerances. A bright steel round bar, also known as a bright mild steel bar or a bright mild steel round bar, undergoes a process called bright drawing. This process involves pulling the steel bar through a die to achieve a smooth and shiny surface finish. As a result, bright steel round bars have a highly polished appearance and a clean, smooth texture. They are commonly used in decorative applications, such as in the manufacturing of furniture, automotive accessories, and architectural elements. On the other hand, a precision ground steel round bar is manufactured with tight dimensional tolerances and precise surface finishes. These bars are typically made through the process of precision grinding, where the steel bar is machined to achieve a specific diameter and surface finish. Precision ground steel round bars are known for their accuracy and consistency in size, making them suitable for applications that require close tolerance and high precision, such as in the manufacturing of bearings, shafts, and hydraulic cylinders. In summary, the key difference between a bright steel round bar and a precision ground steel round bar lies in their surface finish and manufacturing tolerances. A bright steel bar has a polished appearance and is used primarily for decorative purposes, while a precision ground steel bar is machined to precise dimensions and is suitable for applications that require high precision and close tolerances.
- Q: How do you prevent corrosion on steel round bars?
- There are various effective methods available for preventing corrosion on steel round bars: 1. Coating: A commonly employed technique involves applying a protective coating, such as paint or epoxy, on the steel round bars. This coating acts as a barrier between the steel and the external environment, preventing contact with moisture and corrosive substances. 2. Galvanization: Another effective approach is to galvanize the steel round bars by adding a layer of zinc on the surface. This zinc layer acts as a sacrificial anode, corroding instead of the steel in case of damage. This method is particularly beneficial for preventing corrosion in outdoor or marine environments. 3. Stainless steel: Utilizing stainless steel round bars with a high chromium and nickel content is another effective way to prevent corrosion. The presence of these elements creates a passive, protective film on the steel's surface, acting as a barrier against corrosion. 4. Proper storage: It is crucial to store the steel round bars in a dry and well-ventilated area to prevent corrosion. Moisture, especially in humid surroundings, can accelerate the corrosion process. Therefore, it is important to ensure that the round bars do not come into direct contact with water or any other corrosive substances. 5. Regular maintenance: Regularly inspecting the steel round bars for corrosion signs and promptly addressing any issues can prevent further damage. This may involve cleaning the bars using appropriate methods and applying protective coatings when necessary. By implementing these preventive measures, the occurrence of corrosion on steel round bars can be significantly reduced, ensuring their durability and preserving their structural integrity.
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ASTM A36 Round Steel Bar Large Quantity in Stock
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 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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