Carbon Structure Steel 1040 S40C
- 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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Specification
Carbon Structure Steel 1040 S40C
Product Description of Carbon Structure Steel 1040 S40C
1. Steel grade: SAE1040, 40#, C40, S40C
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 Carbon Structure Steel 1040 S40C
Material | S40C | 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 Carbon Structure Steel 1040 S40C
C | Si | Mn | Cr | Ni | Cu |
0.37~0.43 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Photo Show of Hot Rolled Steel Round Bar S20C
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Carbon Structure Steel 1040 S40C
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: What are the typical hardness values for different grades of steel round bars?
- The hardness values of steel round bars can differ depending on the grade and manufacturing process. However, there are some general hardness values that can serve as a reference. For low carbon or mild steel round bars, the typical hardness values range from approximately 120 to 250 Brinell Hardness (HB). These grades of steel are known for their relatively low strength and hardness, but they can be easily machined and welded. Medium carbon steel round bars, commonly used in applications requiring higher strength and hardness, typically have hardness values ranging from about 200 to 400 HB. These grades of steel are often utilized in construction, automotive, and machinery industries. High carbon or alloy steel round bars, which offer even greater strength and hardness, can have hardness values ranging from 400 to 700 HB or even higher. These grades of steel are commonly applied in applications that demand high wear resistance, like cutting tools, gears, and bearings. It is important to acknowledge that these hardness values are approximate and can vary based on factors such as heat treatment, alloy composition, and the specific manufacturing process used. Therefore, it is always advisable to consult the manufacturer's specifications or perform hardness testing to determine the precise hardness values for a particular grade of steel round bar.
- Q: Are steel round bars prone to deformation?
- When steel round bars are manufactured and used correctly, they usually do not deform. Steel is recognized for its strong tensile strength and durability, which means it can resist bending or warping in normal situations. However, it is essential to remember that excessive force or mishandling can still lead to deformation in steel round bars. Overloading, improper storage, or using inappropriate machining techniques can all contribute to the bars bending or twisting. Hence, it is vital to adhere to recommended guidelines and industry standards to guarantee the durability and longevity of steel round bars.
- Q: How are steel round bars used in the construction of dams and reservoirs?
- Steel round bars are commonly used in the construction of dams and reservoirs for reinforcement purposes. These bars are typically embedded within the concrete structures to enhance their strength and durability. The steel round bars act as a framework, providing structural integrity and preventing cracks or deformations in the concrete. This reinforcement ensures that the dam or reservoir can withstand the immense pressure and load exerted by the water, making them an essential component in the construction process.
- Q: Can steel round bars be used in high-temperature environments?
- Yes, steel round bars can be used in high-temperature environments. Steel is known for its high strength and durability, making it suitable for various applications, including those that involve exposure to high temperatures. However, it is important to consider the specific grade of steel being used as different grades have different temperature limits. Some steel alloys, such as stainless steel, are particularly resistant to corrosion and oxidation at high temperatures, making them ideal for use in environments with elevated heat. Additionally, heat treatments can also be applied to steel to enhance its performance in high-temperature conditions. Overall, choosing the appropriate grade and treatment of steel round bars can ensure their suitability and effectiveness in high-temperature environments.
- Q: What is the maximum elongation of steel round bars?
- The maximum elongation of steel round bars depends on various factors such as the type of steel, its composition, and the manufacturing process. However, in general, steel round bars can have elongation values ranging from 10% to 30% before they reach their maximum limit and start to deform permanently.
- Q: What is the toughness of a steel round bar?
- The toughness of a steel round bar refers to its ability to absorb energy and resist fracture when subjected to impact or sudden loads. It is a measure of its resilience and ability to withstand stress without breaking.
- Q: What are the environmental impacts of steel round bar production?
- The production of steel round bars has a range of environmental consequences. Firstly, the extraction of raw materials, like iron ore and coal, necessary for steel production, results in habitat destruction, deforestation, and disruption of ecosystems. Mining activities also produce substantial amounts of waste, including tailings and waste rock, which can contaminate soil, bodies of water, and the air. Converting iron ore into steel requires significant energy consumption, primarily derived from fossil fuels. The burning of these fuels releases greenhouse gases, such as carbon dioxide and nitrogen oxides, contributing to climate change and air pollution. Furthermore, steel production emits particulate matter, sulfur dioxide, and other pollutants that can have adverse effects on human health and ecosystems. The manufacturing of steel also demands substantial water usage for cooling, cleaning, and processing. Without proper water management practices, this can lead to water scarcity and pollution. Discharging untreated or inadequately treated wastewater from steel production can contaminate nearby water sources, impacting aquatic life and potentially harming human populations that rely on these bodies of water. Additionally, the transportation of raw materials and finished steel products over long distances contributes to carbon emissions and air pollution. The energy-intensive nature of steel production and transportation further amplifies the overall environmental impacts of the industry. To mitigate these environmental impacts, the steel industry has implemented various measures. These include adopting more efficient technologies, such as recycling and waste reduction, enhancing energy efficiency, and implementing cleaner production processes. Furthermore, the industry has been prioritizing the reduction of its carbon footprint by increasing the utilization of renewable energy sources and implementing carbon capture and storage technologies. Overall, while the production of steel round bars has negative environmental implications, ongoing efforts within the industry aim to minimize these impacts and transition towards more sustainable practices.
- Q: Will the theoretical weight of thread steel and round steel be the same?
- The theoretical weight of threaded steel and round steel is the same. The middle part of the steel bar size ratio is small, the design time actually unit weight are the same, just screw steel crescent and transverse ribs prominent, resulting in heavy steel should be better than the illusion of formula is 0.00617 multiplied by the square of the diameter / m.
- Q: What are the specifications and standards for steel round bars?
- The specifications and standards for steel round bars vary depending on their intended use and industry requirements. However, there are general specifications and standards that apply to most steel round bars. To start, the dimensions of steel round bars are typically specified in terms of diameter, length, and tolerance levels. The diameter can range from a few millimeters to several inches, while the length can vary according to customer needs. Tolerance levels indicate the allowable deviation from the specified dimensions, ensuring the bars meet desired accuracy and consistency. In terms of material composition, steel round bars are predominantly made from carbon steel, alloy steel, or stainless steel. The specific grade and composition depend on the application, such as structural, construction, automotive, or aerospace. These grades are established by organizations like ASTM or ISO, which define the chemical composition, mechanical properties, and other characteristics of the steel. Steel round bars must meet certain standards for mechanical properties to ensure their strength, ductility, and resilience. These properties include tensile strength, yield strength, elongation, hardness, impact resistance, and more. Relevant organizations like ASTM or ISO specify the standards for these properties, providing guidelines for manufacturers and users to ensure the bars are suitable for their intended applications. Surface finish is another important aspect of steel round bars. Standard surface finish options include black, peeled, ground, polished, or chrome-plated, among others. These finishes impact appearance, corrosion resistance, and ability to withstand wear and tear. Additionally, steel round bars may need to adhere to specific standards for heat treatment, such as annealing, quenching, or tempering, to enhance their mechanical properties or improve machinability. Overall, the specifications and standards for steel round bars cover dimensions, material composition, mechanical properties, surface finish, and heat treatment requirements. These standards ensure that steel round bars meet necessary quality, performance, and safety criteria for their designated applications. Manufacturers, suppliers, and end-users must be aware of these specifications and standards to select and use steel round bars appropriately.
- Q: Are steel round bars available in different shapes?
- No, steel round bars are typically only available in a cylindrical or circular shape. The term "round bar" refers specifically to the shape of the steel, which is typically a solid cylindrical piece. However, there are other types of steel bars available in different shapes, such as square bars, flat bars, or hexagonal bars, which offer different properties and uses.
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Carbon Structure Steel 1040 S40C
- 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
OKorder Financial Service
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