Hot Dip Galvanized 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
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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,CE
Thickness:
as required
Length:
as required
Net Weight:
as required
Hot Dip Galvanized Steel Round Bar
| ITEM | Hot dip galvanized (HDG) steel round bar/hot dip galvanized bar steel | ||||
| Standard: | GB,ASTM,BS,JIS | Dimensions: | 10-200mm | Grade: | Q235,SS400,A36,S45,ST37 |
| Place of Origin: | Tianjin China (Mainland) | Brand Name: | HXT | Zinc coating thickness grade | GR.60~85,400~600g/m2 |
| Type: | hot rolled & cold drawn | Application: | building ,construction,machiniary | Trade Terms: | FOB,CIF,CFR |
| Payment: | T/T,L/C | Certificate: | ISO9001:2000,SGS,BV | Package: | Standard export package |
| Delivery Time: | 7-10 workdays | Shipping Port: | Xingang,Tianjin,China | Wall Thickness: | 10-200mm |
| Length: | 2~12.5m,as required | Technique: | Hot dip galvanizing GB/T13912/ASTM A123 | Productivity: | 10000 tons/month |
| Hot-dip galvanized steel round bars produced from hot rolled steel round bar or the cold drawn round bar,with the hot dip galvanizing process.The hot dip galvanized steel round bar has very good corrosion resistance performace,it's widely used in the industry of building,construction,photovoltaic solar energy, lightning protection system,fabrication and machiniary. | |||||
| size | kg/m | size | kg/m | size | kg/m |
| 5.5 | 0.186 | 28 | 4.83 | 75 | 34.7 |
| 6 | 0.222 | 29 | 5.18 | 80 | 39.5 |
| 6.5 | 0.26 | 30 | 5.55 | 85 | 44.5 |
| 7 | 0.302 | 31 | 5.92 | 90 | 49.9 |
| 8 | 0.395 | 32 | 6.31 | 95 | 55.6 |
| 9 | 0.499 | 33 | 6.71 | 100 | 61.7 |
| 10 | 0.617 | 34 | 7.13 | 105 | 68 |
| 11 | 0.746 | 35 | 7.55 | 110 | 74.6 |
| 12 | 0.888 | 36 | 7.99 | 115 | 81.5 |
| 13 | 1.04 | 38 | 8.9 | 120 | 88.8 |
| 14 | 1.21 | 40 | 9.86 | 125 | 96.3 |
| 15 | 1.39 | 42 | 10.9 | 130 | 104 |
| 16 | 1.58 | 45 | 12.5 | 140 | 121 |
| 17 | 1.78 | 48 | 14.2 | 150 | 139 |
| 18 | 2 | 50 | 15.4 | 160 | 158 |
| 19 | 2.23 | 53 | 17.3 | 170 | 178 |
| 20 | 2.47 | 55 | 18.6 | 180 | 200 |
| 21 | 2.72 | 56 | 19.3 | 190 | 223 |
| 22 | 2.98 | 58 | 20.7 | 200 | 247 |
| 23 | 3.26 | 60 | 22.2 | 210 | 272 |
| 24 | 3.55 | 63 | 24.5 | 220 | 298 |
| 25 | 3.85 | 65 | 26 | 230 | 326 |
| 26 | 4.17 | 68 | 28.5 | 240 | 355 |
| 27 | 4.49 | 70 | 30.2 | 250 | 385 |
- Q:What are the advantages of using tin-alloy steel round bars?
- Tin-alloy steel round bars offer several benefits in various industries: 1. Corrosion Resistance: Due to the presence of tin, these bars have exceptional resistance to corrosion. They are suitable for industries exposed to moisture, chemicals, or harsh environments like marine, automotive, and construction. 2. Enhanced Machinability: Tin-alloy steel round bars are known for their superior machinability. The addition of tin makes them easier to cut, drill, and shape, reducing tool wear and increasing productivity during machining. 3. Strength and Durability: By alloying tin with steel, these bars become stronger and more durable. They have higher tensile strength and hardness compared to regular steel bars, making them resistant to wear, deformation, and fatigue. This ensures longevity and suitability for heavy-duty applications. 4. Efficient Heat Transfer: Tin-alloy steel round bars exhibit excellent thermal conductivity. They are ideal for applications that require efficient heat transfer, such as heat exchangers, radiators, and engine components. 5. Reduced Friction: Compared to regular steel bars, tin-alloy steel round bars have a lower friction coefficient. This makes them suitable for applications where minimizing friction is crucial, like bearings, shafts, and gears. It results in reduced energy consumption and increased operational efficiency. 6. Cost-Effective Alternative: Tin-alloy steel round bars offer a cost-effective alternative to pricier materials like stainless steel or brass. They provide similar performance characteristics at a lower price point, making them a viable choice for various applications without compromising on quality. In conclusion, the advantages of using tin-alloy steel round bars include corrosion resistance, improved machinability, strength and durability, efficient heat transfer, reduced friction, and cost-effectiveness. These properties make them versatile and reliable for diverse applications across different industries.
- 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 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:What is the yield strength to tensile strength ratio of a steel round bar?
- The yield strength to tensile strength ratio of a steel round bar, also known as the yield-to-tensile ratio, is an important mechanical property that indicates the material's ability to withstand deformation before it fails under tension. This ratio is typically used to evaluate the ductility and brittleness of a steel bar. In general, the yield strength is the stress at which a material begins to exhibit plastic deformation, while the tensile strength is the maximum stress the material can withstand before it fractures. The yield strength to tensile strength ratio is calculated by dividing the yield strength by the tensile strength. The yield-to-tensile ratio varies depending on the specific grade and composition of the steel being used. However, for most common structural steels, the yield-to-tensile ratio typically falls within the range of 0.6 to 0.8. This means that the yield strength is generally around 60% to 80% of the ultimate tensile strength. A higher yield-to-tensile ratio indicates a more ductile and less brittle steel, as it suggests that the material can undergo substantial plastic deformation before ultimate failure. On the other hand, a lower yield-to-tensile ratio indicates a more brittle steel, which is prone to fracture at lower levels of deformation. It is important to note that the yield-to-tensile ratio is just one of many factors to consider when evaluating the mechanical properties of a steel round bar. Other factors such as hardness, toughness, and elongation also play significant roles in determining the overall performance and suitability of the steel for a particular application.
- Q:What are the advantages of using boron-alloy steel round bars?
- Using boron-alloy steel round bars in various applications offers several advantages. Firstly, compared to traditional carbon steel, boron-alloy steel has significantly higher strength. This increased strength enables the construction of lightweight and durable structures, reducing material costs and improving overall efficiency. Additionally, boron-alloy steel round bars exhibit excellent hardenability. This means they can be heat-treated to achieve desired properties such as increased hardness and wear resistance. This makes them ideal for demanding applications in industries like automotive and construction, where high strength and durability are necessary. Another advantage of boron-alloy steel round bars is their enhanced weldability. They can be easily welded without sacrificing their mechanical properties, allowing for seamless integration into various fabrication processes. This saves time and effort during assembly and ensures the structural integrity of the final product. Furthermore, boron-alloy steel round bars offer excellent resistance to abrasion and corrosion. This makes them suitable for use in harsh environments or applications where exposure to chemicals or moisture is common. The extended lifespan of the material reduces the need for frequent repairs or replacements, resulting in cost savings and improved productivity. Lastly, boron-alloy steel round bars are readily available and cost-effective compared to other high-strength steel alternatives. Their wide availability makes them a viable option for a range of applications, from manufacturing machinery to constructing infrastructure. In summary, the benefits of using boron-alloy steel round bars include higher strength and durability, improved hardenability, enhanced weldability, resistance to abrasion and corrosion, and cost-effectiveness. These advantages make them an excellent choice for various industries that require lightweight, strong, and long-lasting materials.
- Q:Can steel round bars be used in the production of couplings?
- Yes, steel round bars can be used in the production of couplings. Steel round bars provide strength, durability, and stability, making them suitable for use in various applications, including couplings.
- Q:How do steel round bars perform in high-temperature environments?
- Steel round bars generally perform well in high-temperature environments. The performance of steel round bars in high-temperature conditions can be attributed to their high melting point and excellent heat resistance properties. Steel has a relatively high melting point compared to other materials, allowing it to withstand elevated temperatures without losing its structural integrity. Furthermore, steel round bars possess excellent thermal conductivity, which allows them to dissipate heat efficiently, minimizing the risk of deformation or structural failure. This property makes steel round bars suitable for applications where heat is generated, such as in industrial processes or high-temperature equipment. In addition to its high melting point and thermal conductivity, steel also demonstrates good mechanical strength at high temperatures. It retains its load-bearing capacity and dimensional stability, ensuring that it can withstand the stresses and strains imposed on it in high-temperature environments. However, it is important to note that the performance of steel round bars in high-temperature conditions may be influenced by the specific grade of steel used. Different grades of steel have varying compositions and alloying elements which can affect their performance at elevated temperatures. It is crucial to select the appropriate grade of steel that is specifically designed for high-temperature applications to ensure optimal performance and longevity. Overall, steel round bars are a reliable and durable choice for use in high-temperature environments due to their high melting point, excellent thermal conductivity, and mechanical strength.
- Q:What are the factors affecting the price of steel round bars?
- The price of steel round bars can be influenced by various factors. Firstly, the cost of raw materials plays a significant role. This includes the price of iron ore, scrap metal, and other essential components used in steel production. These prices can fluctuate based on supply and demand dynamics in the global market. Another factor is the overall demand for steel round bars. When demand is high, prices tend to increase. This can be influenced by factors such as economic growth, construction and infrastructure projects, manufacturing activities, and international trade. The production and manufacturing costs also impact the price of steel round bars. Expenses like labor, energy, transportation, and technology advancements can all contribute to the final price. Market competition is another factor that affects steel bar prices. When there are more suppliers or alternatives available in the market, prices can be driven down due to increased competition and the need to attract customers. Government regulations and policies can also play a role in pricing. Taxes, tariffs, duties, and trade regulations imposed by governments can impact the cost of steel round bars, especially in international trade scenarios. Lastly, currency exchange rates can influence the price of steel round bars. Fluctuations in currency values can make imported or exported steel products more expensive or cheaper depending on the exchange rate. Considering these factors, it is important for buyers and sellers of steel round bars to closely monitor market conditions and stay informed about any changes that may impact prices.
- Q:What is the difference between hot rolled and cold drawn steel round bars?
- Hot rolled steel round bars are produced by heating a steel billet or ingot at a high temperature and then rolling it into the desired shape. This process results in a rougher surface finish and a larger diameter tolerance compared to cold drawn steel round bars. Hot rolled bars are commonly used in applications where strength and durability are important, such as in construction and manufacturing. On the other hand, cold drawn steel round bars are produced by pulling a hot rolled bar through a die at room temperature, which results in a smoother surface finish and tighter diameter tolerances. This process also improves the mechanical properties of the steel, such as its strength and hardness. Cold drawn bars are often used in applications where precision and a high-quality surface finish are required, such as in the production of shafts, bolts, and precision components. In summary, the main differences between hot rolled and cold drawn steel round bars are the surface finish, diameter tolerance, and mechanical properties. Hot rolled bars have a rougher surface finish, larger diameter tolerances, and are typically used in applications where strength and durability are important. Cold drawn bars have a smoother surface finish, tighter diameter tolerances, and are commonly used in applications where precision and a high-quality surface finish are required.
- Q:What are the different types of threads used for steel round bars?
- The usage of various thread types for steel round bars depends on the specific application and requirements. The most common thread types for steel round bars are as follows: 1. Unified National Coarse (UNC) Thread: This thread type is widely utilized for general-purpose applications and offers a relatively coarse pitch. It is suitable for most common applications that do not demand high strength. 2. Unified National Fine (UNF) Thread: UNF threads have a finer pitch compared to UNC threads and provide better resistance to vibration. They are commonly employed in applications that require a higher level of thread engagement and improved thread performance. 3. Metric Thread: Metric threads are prevalent in countries that adopt the metric system. They are characterized by their pitch, which determines the distance between each thread. Metric threads offer a precise and standardized threading solution for diverse applications. 4. Acme Thread: Acme threads possess a trapezoidal shape and find frequent use in applications necessitating high strength and resistance to wear and tear. They are often employed in heavy-duty machinery like lead screws, jackscrews, and power transmission systems. 5. Buttress Thread: Buttress threads have a triangular shape, with one side perpendicular to the thread axis. This unique design enables them to bear high loads and resist axial forces in a specific direction. Buttress threads are commonly found in applications involving high-pressure fluid flow, such as hydraulic cylinders and pumps. 6. Whitworth Thread: Whitworth threads were extensively used in the past but have become less common in modern times. They have a rounded profile and a coarse pitch. Whitworth threads can still be found in older machinery and equipment. Choosing the appropriate thread type for a specific application is crucial to ensure the proper fit, functionality, and durability of the steel round bar. Factors such as load requirements, environmental conditions, compatibility with mating parts, and industry standards will determine the suitable thread type for a given situation.
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Hot Dip Galvanized 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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