SAE1045 C45 Cold Drawn Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 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,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
16mm-300mm
Length:
6m,12m
Net Weight:
2mt
SAE1045 C45 Cold Drawn Steel Round Bar
Product Description of SAE1045 C45 Cold Drawn Steel Round Bar
1. Steel grade: SAE1045, 45#, C45, S45C
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of SAE1045 C45 Cold Drawn Steel Round Bar
Material | SAE1045 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of SAE1045 C45 Cold Drawn Steel Round Bar
C | Si | Mn | Cr | Ni | Cu |
0.42~0.47 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Photo Show of SAE1045 C45 Cold Drawn Steel Round Bar
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of SAE1045 C45 Cold Drawn Steel Round Bar
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: What are the different international standards for steel round bars?
- Steel round bars have several international standards that define their specifications and requirements. Some commonly used standards are as follows: 1. ASTM A36/A36M: This standard focuses on carbon structural steel shapes, plates, and bars of structural quality. It is used in the construction of bridges and buildings through riveting, bolting, or welding. It specifies the chemical composition, mechanical properties, and dimensional tolerances for steel round bars. 2. ASTM A615/A615M: This standard lays down the requirements for deformed and plain carbon-steel bars used for concrete reinforcement. It covers bars with diameters ranging from 6 to 60 mm and provides guidelines for chemical composition, mechanical properties, and bend tests. 3. BS 4449: This British Standard deals with steel bars used to reinforce concrete. It outlines the requirements for carbon steel bars in different grades, such as B500B and B500C. It specifies the tensile properties, chemical composition, and dimensional tolerances for these steel round bars. 4. DIN 17100: This German standard specifies general structural steels, including steel round bars. It provides guidelines for the chemical composition, mechanical properties, and technical delivery conditions for various grades of steel bars. 5. JIS G3101: This Japanese Industrial Standard covers general structure rolled steel used for various applications. It includes steel round bars and defines the chemical composition, mechanical properties, and dimensional tolerances for different grades of steel bars. 6. ISO 6935-2: This International Organization for Standardization standard specifies the requirements for hot-rolled steel bars used for concrete reinforcement. It provides guidelines for the chemical composition, mechanical properties, and dimensional tolerances of steel round bars used in construction. These examples represent only a few of the international standards available for steel round bars. To ensure compliance and quality of the steel round bars used, it is essential to consult the appropriate standard based on the specific application and requirements.
- Q: Can steel round bars be cold worked?
- Steel round bars are capable of being cold worked. Cold working involves the plastic deformation of a metal at temperatures below its recrystallization point. This method is frequently employed to enhance the strength and hardness of steel round bars. Cold working can be accomplished through different techniques, including cold rolling, cold drawing, and cold forging. These procedures exert compressive forces on the steel, leading to shape alteration without the requirement of heating. Cold working can yield improved mechanical characteristics, heightened dimensional precision, and a more polished surface texture for steel round bars.
- Q: What are the tolerance standards for steel round bars?
- The tolerance standards for steel round bars differ based on specific requirements and industry norms. Generally, the tolerance for the diameter or size of steel round bars is specified as a plus or minus tolerance. This implies that the actual diameter of the bar may slightly deviate from the specified size, but it must fall within the specified tolerance range. In certain industries, like construction or manufacturing, the tolerance for steel round bars may be broader to facilitate easier fabrication and installation. For instance, a common tolerance range for the diameter of steel round bars used in construction could be ±0.005 to ±0.010 inches. In more precise applications, such as aerospace or automotive industries, the tolerance requirements for steel round bars are typically stricter. In these cases, the tolerance range can be significantly smaller, often ranging from ±0.001 to ±0.002 inches. It is important to note that different countries and organizations may have their own specific tolerance standards for steel round bars. These standards are usually outlined in industry-specific documents or specifications, such as ASTM (American Society for Testing and Materials) or ISO (International Organization for Standardization) standards. In summary, the tolerance standards for steel round bars vary depending on the specific requirements of the industry and application. The tolerance range for diameter can range from relatively broad to extremely tight, and these standards are typically defined by industry-specific organizations or standards bodies.
- Q: What are the different types of steel round bar alloys used in aerospace applications?
- There are several different types of steel round bar alloys that are commonly used in aerospace applications. These alloys are selected for their specific properties and characteristics that make them suitable for use in aircraft and spacecraft components. Some of the most commonly used alloys include: 1. 4130: This alloy is a low-alloy steel that contains chromium and molybdenum. It has excellent strength and toughness, making it suitable for use in applications such as landing gear components and structural tubing. 2. 4340: This alloy is a nickel-chromium-molybdenum steel that is known for its high strength and good ductility. It is commonly used in applications such as gears, shafts, and structural components that require high strength and toughness. 3. 17-4 PH: This alloy is a precipitation-hardening stainless steel that offers a combination of high strength, corrosion resistance, and good toughness. It is often used in aerospace applications where both strength and corrosion resistance are important, such as in turbine blades and structural components. 4. 15-5 PH: This alloy is another precipitation-hardening stainless steel that offers high strength and good corrosion resistance. It is commonly used in aerospace applications such as landing gear components and structural parts. 5. 9310: This alloy is a low-alloy steel that is known for its high hardenability and toughness. It is often used in aerospace applications where high strength and good impact resistance are required, such as in gears and shafts. These are just a few examples of the different types of steel round bar alloys used in aerospace applications. Each alloy offers specific properties and characteristics that make it suitable for different components and requirements in the aerospace industry.
- Q: What are the different types of steel round bar surface treatments for improved hardness?
- There are several different types of steel round bar surface treatments that can be used to improve hardness. Some common treatments include case hardening, nitriding, and induction hardening. Case hardening involves adding carbon to the surface of the steel to create a hardened outer layer, while nitriding involves introducing nitrogen to form a hard nitride layer. Induction hardening uses heat to quickly heat and cool the surface of the steel, creating a hardened layer. These treatments can significantly enhance the hardness and wear resistance of steel round bars.
- Q: What are the advantages of using nickel-copper alloy steel round bars?
- Nickel-copper alloy steel round bars offer several advantages. Firstly, their resistance to corrosion and oxidation is excellent, making them ideal for use in harsh environments like the marine or chemical industries. This ensures the longevity and durability of the bars, reducing the need for frequent replacements. Secondly, these round bars have outstanding mechanical properties. The addition of nickel and copper enhances their strength, toughness, and hardness, making them suitable for heavy-duty applications in construction, manufacturing, and engineering. They can withstand heavy loads and resist deformation or breakage, contributing to the overall safety and reliability of the structures or components they are used in. Another advantage is their excellent thermal stability. The alloy has a low coefficient of thermal expansion, allowing it to withstand high temperatures without significant dimensional changes. This is particularly important in applications involving extreme heat, such as in the aerospace or power generation industries. The thermal stability of the bars ensures their dimensional integrity, reducing the risk of warping or cracking under high-temperature conditions. Furthermore, Nickel-copper alloy steel round bars offer good electrical conductivity. This is beneficial in applications that require the transmission of electric current, such as electrical wiring or power distribution systems. The high electrical conductivity of the alloy ensures efficient and reliable electrical connections, minimizing power loss and maximizing performance. In conclusion, the advantages of nickel-copper alloy steel round bars include excellent corrosion resistance, superior mechanical properties, thermal stability, and good electrical conductivity. These characteristics make them suitable for a wide range of applications in various industries, providing durability, strength, and reliability.
- Q: What is the difference between a hot rolled and a precision ground steel round bar?
- The main difference between a hot rolled and a precision ground steel round bar is the manufacturing process and the resulting surface finish. Hot rolled steel round bars are made by heating a steel billet until it is soft enough to be formed into a round shape, then rolling it through a series of rollers to achieve the desired diameter. This process creates a rougher surface finish and can result in slight variations in diameter along the length of the bar. On the other hand, precision ground steel round bars are made by starting with a hot rolled bar and then subjecting it to additional grinding or machining processes to achieve a precise diameter and a smooth, consistent surface finish. This extra processing ensures that the bar has a more uniform size and a finer surface texture, making it suitable for applications that require tight tolerances and a polished appearance. Overall, the choice between a hot rolled and a precision ground steel round bar depends on the specific requirements of the application. Hot rolled bars are generally more cost-effective and suitable for less demanding applications, while precision ground bars are preferred for precision machining and high-performance applications.
- Q: What are the common defects found in steel round bars?
- Some common defects found in steel round bars include surface cracks, internal voids, inclusions, segregation, and dimensional variations. Surface cracks can occur during the manufacturing process or due to improper handling and transportation. These cracks can weaken the structural integrity of the bar and reduce its load-bearing capacity. Internal voids, also known as blowholes or cavities, are void spaces within the steel that can be caused by trapped gases during the solidification process. These voids can negatively impact the mechanical properties of the bar and make it more susceptible to failure under stress. Inclusions are non-metallic particles or impurities that can be present in the steel. They can originate from the raw materials used in the production or from contaminants during the manufacturing process. Inclusions can reduce the strength and ductility of the steel and can become initiation sites for cracks. Segregation refers to the uneven distribution of elements within the steel. It can occur during the solidification process, resulting in areas of the bar with different chemical compositions. This can lead to variations in mechanical properties such as hardness and toughness, making the bar less consistent in its performance. Dimensional variations, such as out-of-roundness or variations in diameter, can also be considered defects. These variations can affect the fit and functionality of the bar in applications where precise dimensions are critical. It is important to identify and address these defects to ensure the quality and reliability of steel round bars, especially in applications where high strength and performance are required. Regular inspections, quality control measures, and adherence to industry standards and specifications can help minimize these defects and ensure the integrity of the steel round bars.
- Q: What are the maximum allowable stresses for steel round bars?
- The maximum allowable stresses for steel round bars are influenced by various factors, including the grade of steel, the type of loading, and the design code being adhered to. Typically, the maximum allowable stress for steel round bars is determined by considering the yield strength of the steel. The yield strength signifies the stress at which permanent deformation or yielding of the material takes place. Distinct grades of steel possess different yield strengths. For instance, mild steel usually exhibits a yield strength of approximately 250 MPa, while high-strength low-alloy (HSLA) steel can have a yield strength reaching up to 550 MPa. To ascertain the maximum allowable stress, it is customary to apply a safety factor to the yield strength. This safety factor accounts for uncertainties in material properties, loadings, and potential variations in manufacturing processes. The specific safety factor employed can vary based on the application and the design code being followed. For instance, in structural steel design, the American Institute of Steel Construction (AISC) prescribes a safety factor of 1.67 for the yield strength. Thus, the maximum allowable stress would be the yield strength divided by 1.67. In order to determine the appropriate maximum allowable stresses for steel round bars in specific applications, it is crucial to refer to relevant design codes, standards, or engineering specifications.
- Q: What is the difference between a centerless ground and a hot rolled steel round bar?
- A centerless ground steel round bar and a hot rolled steel round bar are two different types of steel bars with distinct characteristics. Firstly, the manufacturing process for each type differs. A centerless ground steel round bar is produced by passing the steel bar through a centerless grinder, which removes any surface imperfections and creates a precise and smooth finish. This process ensures the bar has tight tolerances and consistent diameter throughout its length. On the other hand, a hot rolled steel round bar is created by heating the steel billet at extremely high temperatures and then rolling it through a series of mills to achieve the desired shape and size. This process results in a rougher surface finish compared to centerless ground steel bars. In terms of physical properties, centerless ground steel bars typically have a higher level of dimensional accuracy and straightness due to the precision grinding process. This makes them suitable for applications where tight tolerances and precise measurements are required, such as in the manufacturing of machinery parts or precision tools. Hot rolled steel round bars, on the other hand, are known for their strength and durability. The heating and rolling process imparts desirable mechanical properties to the steel, such as increased hardness and toughness. These bars are commonly used in general construction, structural applications, and fabrication projects where strength and reliability are crucial. In summary, the main difference between a centerless ground and a hot rolled steel round bar lies in their manufacturing processes, surface finish, and intended applications. While centerless ground bars offer superior dimensional accuracy and smoothness, hot rolled bars are valued for their strength and resilience. The choice between the two depends on the specific requirements of the application at hand.
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SAE1045 C45 Cold Drawn Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 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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