Steel Round Bars Reliable Manufacturer from China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 400 m.t.
- Supply Capability:
- 4555553 m.t./month
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Description of steel round bar:
1. Commodity: Round steel bar
3. Technical: Hot rolling
2. Length: Min. 5.8meter, according to requirement.
Festures of steel round bar:
1.Dia 80-800mm Length:2000-13000mm or as required
2.Technique:Forged
Specifications of steel round bar:
1. Standards: AISI 4340 8620 8640 4320 , JIS SNCM8 GB:40CrNiMoA
2. Specification: Dia: 80~450mm Length:2000-13000mm or as required
3. Process: EAF+LF+VD ( necessary) UT+ Peeled +Turned + Heat Treatment (optional). It is used in the manufacture of a higher strength and higher quenching and tempering section of the 35CrMo steel, like big locomotive traction gears, supercharger drive gear, rear axle, the connecting rod and the spring load greatly clip,it can also be used for 2000m following oil well drill pipe joints and fishing tools,and can be used for bending machine dies, etc.
4. Chemical Composition (%):
C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
0.37-0.44 | 0.17-0.37 | 0.40-0.80 | 0.025(max) | 0.025(max) | 0.60-0.90 | 1.25-1.65 | 0.025(max) | 0.15-0.25 |
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.
- Q:How do steel round bars perform under impact or shock loading?
- Steel round bars generally perform well under impact or shock loading due to their high strength and toughness. The inherent properties of steel, such as its ability to absorb and distribute energy, make it highly resistant to deformation or failure when subjected to sudden forces or impacts. Additionally, the uniformity and reliability of steel's microstructure contribute to its consistent performance and durability in such loading conditions.
- Q:What are the advantages of using silicon-alloy steel round bars?
- There are several advantages of using silicon-alloy steel round bars. Firstly, silicon-alloy steel has enhanced strength and durability, making it suitable for demanding applications and heavy-duty industries. Secondly, the addition of silicon improves the steel's resistance to corrosion and oxidation, increasing its lifespan and reducing maintenance costs. Additionally, silicon-alloy steel round bars offer excellent heat resistance, making them ideal for high-temperature environments. Furthermore, these round bars have good machinability and weldability, allowing for easy fabrication and customization. Overall, the advantages of silicon-alloy steel round bars include increased strength, improved corrosion resistance, enhanced heat resistance, and ease of fabrication.
- Q:How do you straighten steel round bars?
- Steel round bars can be straightened by using a hydraulic straightening press or by applying heat and pressure to the bent section until it regains its original shape.
- Q:Can steel round bars be used in food processing applications?
- Using steel round bars in food processing applications is not advisable. These bars are usually crafted from carbon steel, which may contain impurities and fail to meet the required food safety standards. When working with food, it is crucial to utilize materials that are explicitly designed and sanctioned for food contact, like stainless steel. Stainless steel boasts superior resistance to corrosion, ease of cleaning, and non-reactivity with food, preserving its original flavor. Hence, to guarantee the safety and integrity of processed food, it is recommended to employ stainless steel round bars or other food-grade materials in food processing applications.
- Q:Can steel round bars be used in the production of musical instruments?
- Yes, steel round bars can be used in the production of musical instruments. They are commonly used to make components such as keys, rods, and supports in various instruments such as pianos, xylophones, and various percussion instruments.
- Q:The 8 thread can replace the beam stirrups by steel
- Fixed beam and beam is set in the stirrups stirrups, stirrup stirrup is higher than that of the non quota subheadings subheadings, because all trouble making and binding stirrups. In addition, need to see which parts of the ring beam.
- Q:What are the different methods used for machining steel round bars?
- Machining steel round bars involves the use of various methods, each with its own advantages and applications. Some commonly employed techniques are as follows: 1. Turning: To achieve the desired shape, the steel round bar is rotated against a cutting tool that removes material. Turning is suitable for both external and internal operations, ensuring high precision and excellent surface finish. 2. Milling: This versatile method employs a rotating multi-tooth cutter to remove material from the steel round bar, creating flat or contoured surfaces. It is ideal for face milling, slotting, and profiling. 3. Drilling: Holes of different sizes and depths are created in the steel round bar using a rotating drill bit. This method can be performed manually or through automated processes. 4. Grinding: Precision is key in grinding, a machining technique that employs abrasives to remove material from the steel round bar. It ensures smooth surface finish, tight tolerances, and precise dimensions. Grinding machines, such as cylindrical or surface grinders, are utilized. 5. Boring: Boring enlarges existing holes or creates internal cylindrical shapes within the steel round bar. This technique involves rotating a cutting tool inside the bar to achieve desired dimensions and surface finish. 6. Broaching: Complex internal or external shapes are created using a broach, a multi-toothed cutting tool. The broach is pushed or pulled through the steel round bar to remove material and form the desired shape. 7. Sawing: The steel round bar is cut into desired lengths or shapes using a rotating blade with teeth. Sawing is efficient for mass production and can be done manually or with automated machines. These methods are just a selection of the techniques used for machining steel round bars. The choice of method depends on factors such as the desired shape, dimensions, tolerances, and surface finish, as well as the production volume and available equipment.
- Q:What are the common sizes of steel round bars?
- The common sizes of steel round bars vary depending on the specific application and industry standards. However, some of the most common sizes range from 1/4 inch to 24 inches in diameter. These sizes are often available in increments of 1/8 inch or 1/4 inch. It is important to note that these sizes may differ based on the country or region as well. Additionally, steel round bars can also be available in metric sizes, which typically range from 6mm to 600mm in diameter. Overall, the selection of steel round bar sizes is extensive, allowing for a wide range of applications across various industries.
- Q:Can steel round bars be heat treated after machining?
- Yes, steel round bars can be heat treated after machining. The heat treatment process can help improve the strength, hardness, and other mechanical properties of the steel, making it suitable for various applications.
- Q:How do you determine the hardness of a steel round bar?
- There are various methods available to determine the hardness of a steel round bar. One commonly used method is the Rockwell hardness test, where a minor load is applied to the bar's surface using a diamond or hardened steel ball, followed by a major load. The depths of penetration for both loads are measured, and the hardness value is determined based on the difference between these depths. Another method is the Brinell hardness test, which involves indenting the steel bar's surface using a hardened steel ball under a specific load. The resulting indentation's diameter is measured, and the hardness value is calculated based on the load and indentation diameter. Alternatively, the Vickers hardness test can also be utilized. This test employs a diamond pyramid-shaped indenter applied to the steel bar's surface under a specific load. The size of the indentation is measured, and the hardness value is determined based on the load and indentation's surface area. It's important to consider that the choice of method depends on factors such as the steel type and desired accuracy of the measurement. Moreover, other factors like heat treatment and composition can impact the steel bar's hardness, so they should be taken into account during hardness determination.
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Steel Round Bars Reliable Manufacturer from China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 400 m.t.
- Supply Capability:
- 4555553 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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