• Steel Round Bar 12L14 Cold Drawn Steel Bar /Free Cutting System 1
  • Steel Round Bar 12L14 Cold Drawn Steel Bar /Free Cutting System 2
  • Steel Round Bar 12L14 Cold Drawn Steel Bar /Free Cutting System 3
Steel Round Bar 12L14 Cold Drawn Steel Bar /Free Cutting

Steel Round Bar 12L14 Cold Drawn Steel Bar /Free Cutting

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
40000 m.t./month

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Packaging & Delivery

Packaging Detail:Exporting packing or according to your special requirments.
Delivery Detail:30 days after comfirming or according to your quantity.

Specifications

1. Grade:12L14, 1215 
2. Size: Dia 0.2mm-16mm 
3. Technique: Cold drawn

Next we introduce the products (12L14 Steel Bar)as follows

 

1. Steel grade: 12L14; SUM24L.

 

 2. Diameter: 0.2mm-16mm.

 

3. Application: machinery, mechanical parts, instruments, auto parts and so on.

 

Other information of 12L14 Steel bar:

 

MOQ

5MTS

Payment Term

30% TT prepayment, 70% against copy of B/L. Or L/C at sight

 

Delivery Time:

 

40 days after getting deposit.

 

Packing:

Exporting package or as customer’s requirement.

Our website:

www.hengsteel.com

 

 

Chemical composition& Tolerance:

 

Grade






AISIJISCSiMnPSPb
12L14SUM24L0.15max0.15-0.350.85-1.150.04-0.090.26-0.350.10-0.35

S25CL0.22-0.280.15-0.350.30-0.60.03max0.035max0.10-0.35

S45CL0.42-0.480.15-0.350.60-0.90.03max0.035max0.10-0.35
1215SUM230.09max
0.75-1.050.04-0.090.26-0.35

SUN250.15max
0.90-1.400.07-0.120.30-0.40








Tolerance grade:






h8h9(Round bar)h10(Hexagonal bar)h11h12

<3mm0-0.0140-0.0250-0.0400-0.0600-0.10

3-6mm0-0.0180-0.0300-0.0480-0.0750-0.12

6-10mm0-0.0220-0.0360-0.0580-0.0900-0.15

10-18mm0-0.0220-0.0430-0.0700-0.110-0.18

18-30mm0-0.0330-0.0520-0.0840-0.130-0.21

 

If you have any demands abou steel products, pls don't hesitate to contact us.We look forward to built business relationship with you.

 Product Picture:

 

 


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. Steel is a versatile material that offers a range of desirable properties such as strength, durability, and resonance. While wood is commonly used in the construction of musical instruments, steel can be employed in certain applications to enhance the instrument's sound and performance. Steel round bars can be utilized in the manufacturing of various components, such as keys or valves for wind instruments like saxophones or trumpets. These bars can also be used to create the internal support structures in instruments like guitars or cellos, providing stability and enhancing tonal qualities. Additionally, steel round bars can be used in the construction of percussion instruments such as steel drums or xylophones, where their strong and resonant properties are highly desirable. Overall, while steel is not as commonly used as wood in musical instrument production, it can certainly be employed in specific cases to achieve desired sound characteristics and structural integrity.
Q:Can steel round bars be used in the manufacturing of valves?
Valves can indeed be manufactured using steel round bars. The utilization of steel round bars in valve production is widespread owing to their remarkable attributes of strength, durability, and resistance to corrosion. These round bars can be skillfully machined and forged into diverse valve components, including stems, bodies, and discs. Furthermore, steel round bars offer exceptional mechanical properties, thereby guaranteeing the ability of valves to endure extreme pressure and temperature conditions. Another advantage is that steel round bars can be effortlessly welded or threaded to connect different valve parts. In conclusion, steel round bars emerge as a dependable and highly favored material option for the manufacturing of valves.
Q:What is the maximum length of a steel round bar?
The maximum length of a steel round bar can vary depending on several factors such as the diameter of the bar, the manufacturing capabilities of the steel supplier, and the transportation limitations. Generally, steel round bars are produced in standard lengths that range from 6 to 12 meters (20 to 40 feet). However, it is possible to manufacture longer bars through special processes or by joining multiple bars together using welding techniques. In some cases, steel round bars can be custom-made to exceed standard lengths, but this would require specific arrangements with the supplier and considerations for logistics and handling during transportation. Ultimately, the maximum length of a steel round bar is determined by practical limitations and the specific requirements of the project or application.
Q:On the market, 8mm Round Bar is not 9 meters a root? How much does it weigh about 300 meters? How much does it cost?
Method of calculating reinforcement weight, unit length, weightD*d*0.00617= (6 in 7)For example, 8mm steel 8*8*0.00617=0.39488 take 0.395Round steel and rib are calculated the same wayRound bar 8 is rolled up, usually between 2~4 tonsYou'll have to straighten it up, straighten it up, and straighten it up
Q:Excuse me and steel disc round what is the difference?
Round steel is a solid strip of steel whose cross section is round. Its specifications are expressed in diameter, in units of millimeters (mm), such as "50mm", which means a diameter of 50 millimeters of round steel. Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Where: 5.5-25 mm small round steel mostly straight bundles of supply, used for steel, bolts and various mechanical parts; greater than 25 mm round steel, seamless steel pipe is mainly used for the manufacture of mechanical parts of the tube, etc..
Q:Can steel round bars be used in construction?
Indeed, construction projects frequently make use of steel round bars. These bars possess a remarkable adaptability and are extensively utilized in a variety of construction endeavors. In particular, they are widely employed as reinforcement elements within concrete structures, like beams, columns, and foundations. By incorporating steel round bars, the construction gains heightened durability and resilience, thereby rendering it capable of withstanding substantial loads without succumbing to bending or fracturing. Furthermore, these bars find application in the establishment of bridges, buildings, and other structures that necessitate exceptional robustness and stability. Moreover, steel round bars are frequently employed for fabrication purposes, such as the creation of metal frameworks and supports. All in all, owing to their formidable strength, resilience, and versatility, steel round bars are deemed a dependable and frequently employed construction material.
Q:What is the difference between a centerless ground and a polished steel round bar?
A centerless ground steel round bar is a type of steel bar that has been ground to achieve precise dimensions and a smooth surface finish. The grinding process involves removing material from the outer diameter of the bar, resulting in a consistent diameter and improved dimensional accuracy. On the other hand, a polished steel round bar is a steel bar that has been subjected to a polishing process to enhance its appearance and provide a reflective, shiny surface. While both processes improve the surface finish, centerless grinding focuses more on dimensional accuracy and consistency, while polishing emphasizes aesthetics and visual appeal.
Q:What are the different heat treatment processes for steel round bars?
Enhancing the mechanical properties and improving the overall performance of steel round bars can be achieved through various heat treatment processes. Here are a few examples: 1. Annealing: By subjecting the steel round bars to high temperatures followed by slow cooling, typically in a furnace, internal stresses are relieved, ductility is improved, and the grain structure of the steel is refined. 2. Normalizing: This process involves heating the steel round bars to a temperature above the critical range and then allowing them to cool naturally. It helps refine the grain structure, enhance machinability, and improve the mechanical properties of the steel. 3. Quenching and tempering: Rapid cooling, or quenching, is done by immersing the heated steel round bars in a quenching medium like oil or water. This produces a hard and brittle structure known as martensite. To reduce brittleness and improve toughness, tempering involves reheating the quenched steel to a specific temperature and cooling it. This process enhances the strength, hardness, and toughness of the steel. 4. Stress-relieving: By heating the steel round bars to a specific temperature below the critical range and maintaining it for a set period, stress-relieving helps reduce residual stresses that may have developed during previous manufacturing processes. This improves dimensional stability and reduces the risk of distortion or cracking. 5. Induction hardening: This specialized heat treatment process selectively heats the surface of the steel round bars using high-frequency induction currents. By quickly raising the surface temperature, it allows for hardening through subsequent quenching. Induction hardening is commonly used to increase surface wear resistance and hardness while preserving the core's toughness and ductility. These represent some of the commonly employed heat treatment processes for steel round bars. The choice of the appropriate process depends on the desired mechanical properties, intended application, and specific requirements of the steel round bars.
Q:What are the different types of steel round bar alloys for improved machinability?
There are several types of steel round bar alloys that are specifically designed to improve machinability. These alloys are chosen for their ability to be easily shaped, cut, and drilled, which is crucial in various machining applications. Some of the commonly used steel round bar alloys for improved machinability include: 1. 12L14 Steel: This alloy contains added lead, which enhances its machinability. The presence of lead lubricates the cutting tool, reduces friction, and improves chip formation during the machining process. 2. 1215 Steel: Similar to 12L14, 1215 steel also contains added lead, which provides excellent machinability. This alloy is known for its high cutting speeds, smooth surface finish, and improved chip control. 3. 4140 Steel: Although not specifically designed for machinability, 4140 steel is known for its excellent overall machining properties. With proper heat treatment, this alloy offers good strength, toughness, and wear resistance while still maintaining a reasonable level of machinability. 4. 1018 Steel: This low carbon steel alloy is widely used for its excellent machinability. It is easy to cut, drill, and shape, making it suitable for a variety of machining operations. However, it may have lower strength compared to some other alloys. 5. 8620 Steel: This alloy is specifically designed for case hardening, but it also offers good machinability. 8620 steel can be easily machined, providing high surface finish and dimensional accuracy. 6. 416 Stainless Steel: This stainless steel alloy provides good machinability due to its sulfur content. It is used in applications where corrosion resistance is required along with improved machinability. These are just a few examples of steel round bar alloys that are chosen for their enhanced machinability. The selection of the appropriate alloy depends on the specific machining requirements and the desired properties in the final product.
Q:How do I determine the load capacity of a steel round bar?
To determine the load capacity of a steel round bar, you need to consider its diameter, length, and the type of steel being used. The load capacity can be determined using formulas or tables provided by engineering handbooks or consult a structural engineer who can perform calculations based on the specific properties of the steel bar.

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