12L14 Steel Free Cutting Steel Round Bar

12L14 Steel Free Cutting Steel Round Bar System 1

12L14 Steel Free Cutting Steel Round Bar System 2

12L14 Steel Free Cutting Steel Round Bar System 3

12L14 Steel Free Cutting Steel Round Bar System 4

12L14 Steel Free Cutting Steel Round Bar

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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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Specifications

1. Material:12L14
2. Size: 0.2mm-16mm
3. Stable quality
4. Competitive price

We own the eight profassion engineers of high strength steel wire,and five QC to keep the products good quality so that in oversea marketing .we have been getting good reputation for over 10 years.

Next we introduce the products as follows:

1. Steel grade: 12L14; SUM24L.

2. Diameter: 0.2mm-16mm.

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

4. Tolerance standard: h8; h9, h10; h11.

Chemical composition& Tolerance

Grade	JIS	C	Si	Mn	P	S	Pb
12L14	SUM24L	0.15max	0.15-0.35	0.85-1.15	0.04-0.09	0.26-0.35	0.10-0.35
	S25CL	0.22-0.28	0.15-0.35	0.30-0.6	0.03max	0.035max	0.10-0.35
	S45CL	0.42-0.48	0.15-0.35	0.60-0.9	0.03max	0.035max	0.10-0.35
1215	SUM23	0.09max		0.75-1.05	0.04-0.09	0.26-0.35
	SUN25	0.15max		0.90-1.40	0.07-0.12	0.30-0.40
Tolerance
Range	H8	H9(Round bar)	H10(Hexagonal bar)	H11	H12
<3mm	0-0.014	0-0.025	0-0.040	0-0.060	0-0.10
3-6mm	0-0.018	0-0.030	0-0.048	0-0.075	0-0.12
6-10mm	0-0.022	0-0.036	0-0.058	0-0.090	0-0.15
10-18mm	0-0.022	0-0.043	0-0.070	0-0.11	0-0.18
18-30mm	0-0.033	0-0.052	0-0.084	0-0.13	0-0.21
30-50mm	0-0.039	0-0.062	0-0.100	0-0.16	0-0.25

12L14 Steel Free Cutting Steel Round Bar

Q: What are the advantages of using nickel-alloy steel round bars?: There are several advantages of using nickel-alloy steel round bars. Firstly, nickel-alloy steel has excellent corrosion resistance, making it suitable for use in harsh environments or applications where the material is exposed to corrosive elements. Secondly, nickel-alloy steel possesses high temperature strength and resistance to thermal expansion, making it ideal for use in high-temperature applications such as aerospace or power generation. Additionally, nickel-alloy steel offers good mechanical properties, including high tensile strength and toughness, which make it suitable for demanding applications that require strength and durability. Overall, the use of nickel-alloy steel round bars provides a combination of corrosion resistance, high-temperature strength, and mechanical properties, making it a versatile and reliable material choice in various industries.

Q: How do steel round bars compare to ceramic round bars?: Steel round bars are generally stronger and more durable compared to ceramic round bars. Steel has a higher tensile strength and can withstand higher temperatures, making it suitable for heavy-duty applications. On the other hand, ceramic round bars are generally lighter, offer better corrosion resistance, and have higher electrical insulation properties. The choice between steel and ceramic round bars depends on the specific application requirements and desired properties.

Q: Can steel round bars be used in the production of shafts?: Shafts can indeed be produced using steel round bars. The manufacturing process of shafts often involves utilizing steel round bars as a raw material due to their remarkable attributes of strength, durability, and versatility. These bars can be machined or forged into the precise shape and size required for the shaft. With their inherent properties, they are well-suited for a wide range of applications, including the automotive, machinery, and construction industries. Steel round bars boast exceptional mechanical properties such as high tensile strength, impressive impact resistance, and resistance to corrosion. Consequently, they are an ideal choice for shafts that necessitate both a high load-bearing capacity and reliability. Additionally, steel round bars can undergo heat treatment to further enhance their strength and hardness, thereby ensuring optimal performance and longevity of the shafts under diverse operating conditions.

Q: How do steel round bars perform in high-pressure applications?: Steel round bars perform well in high-pressure applications due to their high tensile strength and excellent resistance to deformation. They are able to withstand the extreme forces and pressures without compromising their structural integrity. Additionally, steel round bars also exhibit good corrosion resistance, making them suitable for various high-pressure environments, such as hydraulic systems, pressure vessels, and pipelines.

Q: Can steel round bars be hardened or tempered?: Steel round bars have the capability to be hardened or tempered. To harden them, the steel is heated to a specific temperature and then rapidly cooled, often by quenching it in water or oil. This treatment boosts the steel's hardness and strength, making it more resistant to wear and deformation. On the other hand, tempering involves reheating the hardened steel to a lower temperature and then cooling it gradually. This process decreases the steel's brittleness and enhances its toughness and ductility. Both hardening and tempering can be applied to steel round bars to achieve desired mechanical properties for different applications.

Q: What is the difference between a hot-rolled and a cold-drawn steel round bar?: The manufacturing process and resulting properties distinguish a hot-rolled steel round bar from a cold-drawn one. To produce hot-rolled bars, a billet or ingot is heated to a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolled into the desired shape and size. This process yields a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars exhibit less precision in dimensions and may contain surface defects such as scale or rust. In contrast, cold-drawn bars undergo manufacturing by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, including increased strength, hardness, and improved surface quality. The cold-drawing process provides closer dimensional tolerances, making cold-drawn bars suitable for applications that demand higher precision. In conclusion, the distinction between hot-rolled and cold-drawn steel round bars lies in the manufacturing process, resulting in differences in surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, possess a rougher surface, and have larger tolerances. On the other hand, cold-drawn bars are manufactured at room temperature, exhibit a smoother surface, closer dimensional tolerances, and enhanced mechanical properties. The choice between the two depends on specific application requirements and the desired characteristics of the final product.

Q: What are the advantages of using nickel-chromium-silicon alloy steel round bars?: There are several advantages of using nickel-chromium-silicon alloy steel round bars: 1. High temperature resistance: Nickel-chromium-silicon alloy steel round bars have excellent resistance to high temperatures, making them ideal for applications that involve exposure to extreme heat. They can withstand temperatures up to 1200°C without losing their strength or structural integrity. 2. Corrosion resistance: These alloy steel round bars have good corrosion resistance, particularly in environments where they are exposed to acids, alkalis, and other corrosive substances. This makes them suitable for use in industries such as chemical processing, oil and gas, and marine applications. 3. High strength and durability: Nickel-chromium-silicon alloy steel round bars have high tensile strength and toughness, which allows them to withstand heavy loads and resist deformation. They are known for their exceptional durability and long service life, even under demanding conditions. 4. Excellent mechanical properties: These alloy steel round bars exhibit excellent mechanical properties, including good ductility, impact resistance, and fatigue strength. This makes them suitable for various applications that require high performance and reliability, such as structural components, machine parts, and tools. 5. Ease of fabrication: Nickel-chromium-silicon alloy steel round bars can be easily machined, welded, and formed into various shapes and sizes. This allows for greater design flexibility and ease of fabrication, making them a preferred choice for manufacturers. 6. Cost-effective: Despite their numerous advantages, nickel-chromium-silicon alloy steel round bars are relatively cost-effective compared to other high-performance materials. Their long service life and resistance to wear and tear make them a cost-efficient choice in the long run, as they reduce the need for frequent replacements and maintenance. Overall, the advantages of using nickel-chromium-silicon alloy steel round bars make them an excellent choice for applications that require high temperature resistance, corrosion resistance, strength, durability, and ease of fabrication.

Q: What are the different specifications for steel round bars?: The different specifications for steel round bars typically include the diameter, length, and grade of the steel. Other specifications may include the tolerance levels for diameter and length, as well as any specific requirements for surface finish or heat treatment.

Q: Can steel round bars be used in the agriculture industry?: Yes, steel round bars can be used in the agriculture industry. They are commonly used in various applications such as constructing farm equipment, fencing, and building structures. Steel round bars are known for their strength and durability, making them suitable for heavy-duty tasks in the agriculture sector. Additionally, steel round bars can withstand harsh weather conditions and resist corrosion, ensuring their longevity and reliability in agricultural settings. Overall, steel round bars are a versatile and practical choice for the agriculture industry due to their strength, durability, and resistance to environmental factors.

Q: What is the difference between a hot-rolled and a cold-drawn steel round bar?: The main difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process and the resulting properties of the finished product. Hot-rolled steel round bars are produced by heating a billet or ingot at a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolling it into the desired shape and size. This process results in a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars are generally less precise in dimensions and may have some surface defects such as scale or rust. On the other hand, cold-drawn steel round bars are manufactured by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish of the bar, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, such as increased strength, hardness, and improved surface quality. The cold-drawing process also provides closer dimensional tolerances, making cold-drawn bars suitable for applications that require higher precision. In summary, the difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process, resulting in different surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, have a rougher surface, and larger tolerances, while cold-drawn bars are manufactured at room temperature, have a smoother surface, closer dimensional tolerances, and enhanced mechanical properties. The choice between the two depends on specific application requirements and the desired characteristics of the finished product.

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