Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 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-360mm
Length:
6m
Net Weight:
2mt
Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
Product Description of Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
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 Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
Material | SAE45 | 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 Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
C | Si | Mn | Cr | Ni | Cu |
0.40~0.49 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Photo Show of Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
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 types of heat treatments used for steel round bars?
- There are several different types of heat treatments that are commonly used for steel round bars. These treatments are designed to alter the physical and mechanical properties of the steel, making it more suitable for specific applications. 1. Annealing: This heat treatment involves heating the steel to a high temperature and then slowly cooling it, usually in a furnace. Annealing relieves internal stresses and improves the steel's ductility, making it easier to work with and less prone to cracking. 2. Normalizing: Similar to annealing, normalizing also involves heating the steel to a high temperature and then cooling it, but the cooling process is done in still air. Normalizing refines the steel's grain structure, making it more uniform and improving its strength and toughness. 3. Quenching and tempering: This heat treatment involves heating the steel to a high temperature and then rapidly cooling it by quenching it in a liquid, such as oil or water. This process hardens the steel, making it stronger and more resistant to wear and deformation. However, quenching can also make the steel brittle, so it is often followed by tempering, which involves reheating the steel to a lower temperature and then slowly cooling it. Tempering reduces the brittleness and improves the steel's toughness, while still maintaining a high level of strength. 4. Case hardening: This heat treatment is used to create a hard outer layer, or case, on the surface of the steel, while maintaining a softer and more ductile core. The steel is heated in the presence of a carbon-rich material, such as charcoal or gas, which diffuses carbon into the surface of the steel. This generates a hardened layer that is resistant to wear, while the core remains tough and shock-resistant. 5. Stress relieving: This heat treatment is used to reduce internal stresses that may have been generated during manufacturing processes, such as machining or welding. The steel is heated to a temperature below its critical point and then slowly cooled, which helps to relieve the residual stresses and improve the dimensional stability of the steel. These are just a few of the most common types of heat treatments used for steel round bars. The specific heat treatment chosen will depend on the desired properties and the intended application of the steel.
- Q:What are the different surface treatments available for alloy steel round bars?
- Some of the different surface treatments available for alloy steel round bars include black oxide coating, galvanization, chrome plating, nitriding, and powder coating. Each treatment offers unique benefits such as enhanced corrosion resistance, improved wear resistance, increased hardness, and aesthetic appeal. The choice of surface treatment depends on the specific requirements and desired performance characteristics of the alloy steel round bars.
- Q:What is the difference between a bright and a precision ground steel round bar?
- A bright steel round bar and a precision ground steel round bar are two different types of steel bars with distinct characteristics and manufacturing processes. The main difference between a bright steel round bar and a precision ground steel round bar lies in their surface finish and manufacturing tolerances. A bright steel round bar, also known as a bright mild steel bar or a bright mild steel round bar, undergoes a process called bright drawing. This process involves pulling the steel bar through a die to achieve a smooth and shiny surface finish. As a result, bright steel round bars have a highly polished appearance and a clean, smooth texture. They are commonly used in decorative applications, such as in the manufacturing of furniture, automotive accessories, and architectural elements. On the other hand, a precision ground steel round bar is manufactured with tight dimensional tolerances and precise surface finishes. These bars are typically made through the process of precision grinding, where the steel bar is machined to achieve a specific diameter and surface finish. Precision ground steel round bars are known for their accuracy and consistency in size, making them suitable for applications that require close tolerance and high precision, such as in the manufacturing of bearings, shafts, and hydraulic cylinders. In summary, the key difference between a bright steel round bar and a precision ground steel round bar lies in their surface finish and manufacturing tolerances. A bright steel bar has a polished appearance and is used primarily for decorative purposes, while a precision ground steel bar is machined to precise dimensions and is suitable for applications that require high precision and close tolerances.
- Q:Can steel round bars be used for fastener applications?
- Indeed, fastener applications can make use of steel round bars. In various industries, these round bars are frequently employed as fasteners due to their remarkable durability and high strength. By threading, drilling, or machining them, a variety of fasteners, including bolts, screws, and studs, can be fashioned. The outstanding tensile strength and corrosion resistance of steel round bars render them suitable for demanding tasks that necessitate robust and dependable fastening. Moreover, these round bars are easily obtainable in assorted sizes and grades, enabling customization based on precise fastener needs.
- Q:Can steel round bars be used in the manufacturing of shafts?
- Yes, steel round bars can be commonly used in the manufacturing of shafts. Steel round bars possess excellent strength, durability, and resistance to wear and tear, making them ideal for shaft applications. Additionally, their round shape allows for easy machining and shaping into the desired dimensions and specifications required for shafts.
- Q:What is the maximum phosphorus content allowed for steel round bars?
- The maximum phosphorus content allowed for steel round bars typically ranges from 0.04% to 0.10%.
- 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:How are steel round bars tested for quality and compliance?
- To ensure quality and compliance, steel round bars undergo a series of rigorous tests and inspections. The most commonly used test is the tensile test, which measures the bar's ability to withstand pulling forces. By stretching the bar until it breaks and analyzing the stress-strain curve, its mechanical properties, including yield strength, ultimate tensile strength, and elongation, can be determined. Another important test is the hardness test, which assesses the bar's surface resistance to indentation. This test helps determine the material's strength and its ability to resist wear and deformation. Chemical analysis is conducted to verify the composition of the steel round bars. This test determines the percentage of elements present, such as carbon, manganese, silicon, sulfur, and phosphorus. It ensures that the steel meets the required specifications and is suitable for its intended application. Dimensional inspection is crucial to ensure that the steel round bars meet the specified dimensions and tolerances. This involves using calibrated instruments to measure the length, diameter, and straightness of the bars. The surface quality is assessed through visual inspection and non-destructive testing methods, such as ultrasonic testing and magnetic particle inspection. These tests detect any surface defects, cracks, or discontinuities that may affect the bar's performance and integrity. Additionally, specialized tests may be conducted based on the intended application of the steel round bars. For example, bars used in the construction industry may undergo corrosion resistance or impact testing. In summary, the quality and compliance of steel round bars are assured through a comprehensive range of tests, inspections, and analyses. These tests enable manufacturers and customers to determine the suitability and reliability of the bars for specific applications, ensuring the safety and effectiveness of the final products.
- Q:Can steel round bars be bent or shaped?
- Yes, steel round bars can be bent or shaped. Steel is a highly malleable material that can undergo various forming processes to achieve desired shapes. It can be bent using methods such as hot bending, cold bending, or induction bending. The bending process involves applying force to the steel bar, causing it to deform and take on the desired shape. Additionally, steel round bars can also be shaped through machining processes such as turning, drilling, milling, or grinding. These processes allow for the creation of various profiles, including cylindrical, square, or hexagonal shapes, among others. Overall, steel round bars offer flexibility in terms of bending and shaping, making them versatile for use in a wide range of applications.
- Q:How do you calculate the deflection of a steel round bar?
- In order to determine the deflection of a steel round bar, several factors need to be taken into consideration, such as the length, diameter, and applied load of the bar. The deflection of the bar refers to its bending or flexing when subjected to a specific load. The deflection can be calculated using the formula derived from Euler-Bernoulli beam theory. The formula is as follows: δ = (F * L^3) / (48 * E * I) In this formula: - δ represents the deflection - F denotes the applied load - L indicates the length of the bar - E represents the modulus of elasticity of the steel material - I signifies the moment of inertia of the round bar To calculate the moment of inertia (I) for a round bar, you can utilize the following formula: I = (π * D^4) / 64 In this formula: - I represents the moment of inertia - D denotes the diameter of the round bar By substituting the respective values into the formula, the deflection of the steel round bar can be determined under the given load. It should be emphasized that these calculations assume the bar possesses perfect elasticity and adheres to the principles of linear elasticity.
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Hot Rolled Carbon Steel Round Bar SAE1045 ASTM1045
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 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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