Hot Rolled 12mm Steel Rod Price Steel Bar HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 888 m.t.
- Supply Capability:
- 2000000 m.t./month
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Specification
Standard:
JIS
Technique:
Cold Rolled
Shape:
Square
Surface Treatment:
Coated
Steel Grade:
Q215
Certification:
SGS
Thickness:
33
Width:
223
Length:
433
Net Weight:
4554
Description of steel round bar:
(1) Thickness of not more than 2MM sheet, efficient blanking die, punch die and pressure die etc.
(2) All kinds of scissors, inserts, woodworking blade.
(3) Thread rolling die and wear-resistant slider.It is used in the manufacture of a higher strength and higher quenching and tempering section.it can also be used for 2000m following oil well drill pipe joints and fishing tools,and can be used for bending machine dies.
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:
Round bar | Diameter(mm) | Length (mm) | |
10~800 | 2000~5800 | ||
plate/sheet | Thickness(mm) | Width (mm) | Length (mm) |
10~800 | 80~2300 | 2000~5800
|
| Packaging Details: | 6mm-12mm : packing in coil with the steel wire. 10mm-32mm :strainghtness rebar in bundle with the steel wires , then loading directly . |
| Delivery Detail: | 20days after the order confirmed |
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 nickel-chromium-molybdenum alloy steel round bars?
- There are several advantages of using nickel-chromium-molybdenum alloy steel round bars: 1. High strength and durability: Nickel-chromium-molybdenum alloy steel round bars have excellent mechanical properties, including high tensile strength and hardness. This makes them ideal for applications that require a strong and durable material. 2. Corrosion resistance: The addition of nickel and chromium in the alloy steel composition enhances its resistance to corrosion, making it suitable for use in environments where exposure to harsh chemicals or moisture is a concern. This corrosion resistance extends the lifespan of the round bars and reduces the need for frequent replacements. 3. Heat resistance: Nickel-chromium-molybdenum alloy steel round bars can withstand high temperatures without losing their structural integrity. This makes them suitable for applications that involve exposure to extreme heat, such as in the manufacturing of boilers, heat exchangers, and other heat-resistant equipment. 4. Versatility: The nickel-chromium-molybdenum alloy steel round bars can be easily machined and fabricated, allowing for various shapes and sizes to be produced. This versatility makes them suitable for a wide range of applications in industries such as aerospace, automotive, oil and gas, and construction. 5. Fatigue resistance: The alloy composition of nickel-chromium-molybdenum steel enhances its fatigue resistance, making it suitable for applications subjected to cyclic loading or repeated stress. This property ensures that the round bars can withstand prolonged use without experiencing fatigue failure. 6. Weldability: Nickel-chromium-molybdenum alloy steel round bars have good weldability, allowing for easy joining or fabrication processes. This makes them suitable for applications that require welding or other forms of joining, providing flexibility in design and construction. Overall, the advantages of using nickel-chromium-molybdenum alloy steel round bars make them a preferred choice in various industries where strength, durability, corrosion resistance, heat resistance, versatility, fatigue resistance, and weldability are crucial factors for success.
- Q:What are the typical dimensions of a steel round bar?
- The typical dimensions of a steel round bar vary depending on the intended application and industry standards. However, common sizes range from 1/4 inch to 12 inches in diameter, with lengths usually ranging from 10 to 20 feet.
- Q:What is the difference between a hot-finished and a cold-finished steel round bar?
- The main difference between a hot-finished and a cold-finished steel round bar lies in the manufacturing process and the resulting physical properties of the steel. Hot-finished steel round bars are produced by passing the steel through a high-temperature furnace, followed by a series of rolling processes. This process helps to shape the steel into its desired final dimensions. The high temperatures during the manufacturing process allow for the steel to be more malleable, making it easier to shape and form. As a result, hot-finished steel round bars often have a rougher surface finish and may have slight imperfections such as scaling and decarburization. However, the high-temperature process imparts improved mechanical properties to the steel, such as higher tensile strength and yield strength, making it suitable for applications that require higher strength and durability. On the other hand, cold-finished steel round bars undergo a different manufacturing process. Cold-finished bars are formed by passing the steel through a series of cold rolling processes, which typically occur at room temperature. This process results in a smoother surface finish and tighter dimensional tolerances compared to hot-finished bars. The absence of high temperatures during the manufacturing process prevents scaling and decarburization, resulting in a more uniform and clean appearance. While cold-finished bars may have slightly lower tensile strength and yield strength compared to hot-finished bars, they offer improved dimensional accuracy and a smoother surface, making them suitable for applications that require precision machining or aesthetic appeal. In summary, the main differences between hot-finished and cold-finished steel round bars lie in the manufacturing process, surface finish, dimensional accuracy, and mechanical properties. Hot-finished bars offer higher strength and are suitable for applications that prioritize durability, while cold-finished bars provide better surface finish and dimensional accuracy, making them ideal for precision machining or applications where aesthetics are important.
- Q:Which is stronger, steel pipe or round steel? Which is good at bending?
- Round bars are, of course, more powerful, but not much higher.
- Q:What is the maximum manganese content allowed for steel round bars?
- The maximum manganese content allowed for steel round bars can vary depending on the specific grade or standard being followed. In general, the manganese content in steel round bars is typically limited to a maximum of around 1.65% by weight. This is because higher levels of manganese can negatively impact the mechanical properties and weldability of the steel. However, it is important to note that different industries or applications may have their own specific requirements or allowances for manganese content in steel round bars. Therefore, it is always advisable to consult the relevant specifications or standards to determine the maximum manganese content allowed for a particular grade of steel round bars.
- Q:Can steel round bars be used in the production of medical equipment?
- Yes, steel round bars can be used in the production of medical equipment. Steel is a common material used in the manufacturing of medical devices and equipment due to its strength, durability, and versatility. Steel round bars can be used to create various components of medical equipment such as surgical instruments, orthopedic implants, diagnostic tools, and hospital furniture. The properties of steel, such as its resistance to corrosion and ability to be sterilized, make it a suitable choice for use in the medical industry where hygiene and patient safety are of utmost importance. Additionally, steel round bars can be easily machined and fabricated into different shapes and sizes, allowing for the customization of medical equipment to meet specific requirements.
- Q:What are the different grades of stainless steel round bars for marine applications?
- For marine applications, stainless steel round bars come in various grades. The commonly used grades are 304, 316, and 316L stainless steel. Grade 304 stainless steel is a versatile alloy known for its good corrosion resistance, high strength, and excellent formability. It is often utilized in marine applications that require moderate corrosion resistance. Grade 316 stainless steel is similar to grade 304 but contains additional molybdenum. This enhances its corrosion resistance, especially against chlorides and other aggressive marine environments. Grade 316 is preferred in marine settings that demand increased resistance to corrosion. Grade 316L stainless steel is a low carbon version of grade 316. Its resistance to sensitization and intergranular corrosion is further improved. This makes it highly suitable for marine applications that involve welding, reducing the risk of corrosion at the welds. Apart from these grades, there are specialized stainless steel alloys like duplex stainless steel. These alloys combine the advantages of austenitic and ferritic stainless steels, offering even greater corrosion resistance and strength. They are suitable for demanding marine applications. When choosing stainless steel round bars for marine applications, it is crucial to consider specific environmental conditions such as exposure to saltwater, chemicals, or high temperatures. Seeking guidance from a materials specialist or referring to industry standards can help ensure the appropriate grade is selected for the specific marine application.
- Q:What are the advantages of using nitriding steel round bars?
- Nitriding steel round bars offer numerous benefits. Firstly, they possess a remarkable surface hardness. Through the nitriding process, nitrogen diffuses into the outer layer of the steel, creating a hard nitride layer. This greatly enhances the wear resistance and durability of the round bars, rendering them suitable for applications involving heavy loads or abrasive environments. Secondly, the fatigue strength of nitriding steel round bars is improved. The nitride layer formed during the nitriding process also enhances the steel's ability to withstand fatigue. Consequently, the round bars can endure repeated loading and high-stress conditions without experiencing premature failure. Moreover, nitriding steel round bars exhibit outstanding corrosion resistance. The nitride layer acts as a barrier against corrosive elements, such as moisture, chemicals, or saltwater, effectively protecting the underlying steel. This makes them ideal for use in harsh environments where corrosion is a concern, such as the marine or chemical industries. Furthermore, nitriding steel round bars retain a high surface hardness even at elevated temperatures. Unlike other surface hardening processes that rely on thin coatings, nitriding modifies the surface layer of the steel, resulting in a stable hardened layer that withstands high temperatures. This ensures that the round bars maintain their hardness and mechanical properties even in demanding heat-intensive applications. In conclusion, the advantages of utilizing nitriding steel round bars include high surface hardness, improved fatigue strength, excellent corrosion resistance, and high surface hardness retention at elevated temperatures. These properties make them the preferred choice for various applications in industries such as automotive, aerospace, manufacturing, and construction.
- Q:Can steel round bars be used for making agricultural equipment?
- Yes, steel round bars can be used for making agricultural equipment. Steel is a strong and durable material that can withstand heavy use and provide the necessary strength and stability required for agricultural equipment.
- Q:What are the common defects found in steel round bars?
- Steel round bars may possess several common defects, including surface cracks, internal voids, inclusions, segregation, and dimensional variations. Surface cracks can arise from manufacturing processes or improper handling and transportation, resulting in compromised structural integrity and reduced load-bearing capacity. Internal voids, also known as blowholes or cavities, emerge as empty spaces within the steel caused by trapped gases during solidification. These voids can detrimentally affect the mechanical properties of the bar, rendering it more susceptible to failure under stress. Inclusions, non-metallic particles or impurities, may be present in the steel. They may originate from raw materials used in production or contaminants introduced during manufacturing. Inclusions diminish the strength and ductility of the steel and can serve as starting points for cracks. Segregation refers to the uneven distribution of elements within the steel. It can occur during solidification, leading to areas of the bar with distinct chemical compositions. Consequently, variations in mechanical properties, such as hardness and toughness, arise, resulting in inconsistent performance. Defects can also manifest as dimensional variations, such as out-of-roundness or fluctuations in diameter. These variations impact the bar's fit and functionality, especially in applications requiring precise dimensions. To ensure the quality and reliability of steel round bars, particularly in applications demanding high strength and performance, it is crucial to identify and rectify these defects. Regular inspections, implementation of quality control measures, and adherence to industry standards and specifications aid in minimizing these defects and upholding the integrity of steel round bars.
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Hot Rolled 12mm Steel Rod Price Steel Bar HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 888 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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