MS Mild Steel SAE1020 Hot Rolled Round Bar

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
500000 m.t./month
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Item specifice

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

MS Mild Steel SAE1020 Hot Rolled Round Bar

 

Product Description of MS Mild Steel SAE1020 Hot Rolled Round Bar

1. Steel grade: SAE1020, 20#, C22, S20C

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 MS Mild Steel SAE1020 Hot Rolled Round Bar

Material

SAE 1020

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 MS Mild Steel SAE1020 Hot Rolled Round Bar

C

Si

Mn

Cr

Ni

Cu

0.17~0.23

0.17~0.37

0.35~0.65

≤0.25

≤0.30

≤0.25

 

Photo Show of MS Mild Steel SAE1020 Hot Rolled Round Bar

MS Mild Steel SAE1020 Hot Rolled 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 MS Mild Steel SAE1020 Hot Rolled 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.

Astm 615 Bs4449 B500B Deformed Steel RebarsAstm 615 Bs4449 B500B Deformed Steel Rebars 

 

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:
Steel round bars undergo various tests for quality control purposes to ensure they meet the necessary standards and specifications. These tests include: 1. Tensile Test: This test assesses the tensile strength, yield strength, and elongation properties of the steel bars. It involves applying a pulling force until the bar breaks, measuring the maximum force it can endure, and determining its ability to stretch without fracturing. 2. Hardness Test: The hardness test determines the steel bar's resistance to indentation or scratching, providing insight into its strength and durability. Common hardness tests include Rockwell, Brinell, and Vickers tests. 3. Chemical Composition Analysis: This analysis identifies the steel round bars' chemical composition, including the percentage of elements like carbon, manganese, sulfur, phosphorus, and others. It ensures compliance with specified composition requirements. 4. Ultrasonic Testing: Ultrasonic testing utilizes high-frequency sound waves to detect internal defects or discontinuities within the steel bars. This non-destructive test identifies cracks, voids, or other flaws that may compromise their structural integrity. 5. Dimensional Inspection: This inspection verifies whether the steel round bars meet the required dimensional tolerances, including diameter, length, and straightness. Precision measuring instruments such as calipers, micrometers, and gauges are used to ensure accurate dimensions. 6. Surface Quality Examination: This examination checks the surface condition of the steel bars for defects like cracks, pits, scratches, or irregularities. A smooth and defect-free surface is crucial for proper functionality and safety. 7. Microstructure Analysis: This analysis involves examining the internal structure of the steel bars under a microscope to determine grain size, inclusion content, and overall microstructural integrity. It provides insights into their mechanical properties and ability to withstand various loads and stresses. By conducting these tests, manufacturers guarantee that the steel round bars meet the required quality standards and are suitable for their intended applications.
Q:
Steel round bars are typically priced based on several factors. One of the key factors is the cost of raw materials, which includes the cost of steel billets or ingots used to produce the round bars. The price of these raw materials can fluctuate based on market conditions, such as supply and demand dynamics and changes in input costs. Another factor that influences the pricing of steel round bars is the manufacturing process involved. The cost of transforming raw materials into finished round bars includes expenses such as energy consumption, labor costs, and equipment maintenance. These costs can vary depending on the complexity of the manufacturing process and the efficiency of the production facilities. Market conditions also play a significant role in determining the pricing of steel round bars. Factors such as global economic trends, industry demand, and competition among suppliers can impact the market price. If there is high demand for steel round bars, manufacturers may be able to charge a premium price. Conversely, during periods of oversupply, prices may be lower as suppliers compete for customers. Additionally, the size, grade, and quality of the steel round bars can affect the pricing. Larger diameter bars or specialty grades that require additional processing steps or high-quality raw materials may be priced higher than standard sizes or lower-grade bars. Finally, transportation costs and logistics can also influence the pricing of steel round bars. Shipping distances, freight rates, and any additional handling fees can add to the overall cost of the product. In summary, the pricing of steel round bars is influenced by the cost of raw materials, the manufacturing process, market conditions, the size and grade of the bars, and transportation costs. Understanding these factors can help buyers and sellers negotiate fair prices for steel round bars.
Q:What kind of steel bars are used in general civil buildings?
Steel is the HRB335, the diameter of 12 to 22, 25, 28, even 32, and then rough generally appear in the mass concrete construction, not commonly used, generally below 25 is commonly used in masonry structure in rural low level below 16 is most commonly used. Used as beams, columns, main bars and stand bars, etc.
Q:
There are several advantages of using nickel-alloy steel round bars: 1. High strength and durability: Nickel-alloy steel round bars are known for their superior strength and durability. They can withstand high levels of stress and provide excellent resistance to corrosion, making them ideal for applications in harsh environments. 2. Enhanced temperature resistance: Nickel-alloy steel round bars have excellent temperature resistance properties, allowing them to maintain their strength and integrity even at elevated temperatures. This makes them suitable for use in high-temperature applications such as aerospace, power generation, and petrochemical industries. 3. Improved corrosion resistance: Nickel-alloy steel round bars exhibit exceptional corrosion resistance, making them highly resistant to rust and oxidation. This characteristic makes them ideal for use in marine environments, chemical plants, and other applications where exposure to corrosive substances is common. 4. Excellent mechanical properties: Nickel-alloy steel round bars possess excellent mechanical properties such as high tensile strength, toughness, and ductility. This enables them to withstand heavy loads and impacts without deformation or failure, making them suitable for use in critical structural applications. 5. Versatility and adaptability: Nickel-alloy steel round bars can be easily machined, forged, and welded, allowing for greater versatility in manufacturing processes. They can be shaped and formed into various sizes and dimensions to meet specific application requirements, making them highly adaptable to different industries. 6. Cost-effective solution: While nickel-alloy steel round bars may have a higher initial cost compared to other materials, their long-term cost-effectiveness makes them a preferred choice for many industries. Their resistance to corrosion and wear reduces maintenance and replacement costs, ultimately resulting in significant cost savings over time. In conclusion, the advantages of using nickel-alloy steel round bars lie in their high strength, enhanced temperature resistance, improved corrosion resistance, excellent mechanical properties, versatility, adaptability, and cost-effectiveness. These qualities make them a reliable and efficient choice for a wide range of applications in various industries.
Q:
The maximum weight of a steel round bar depends on its diameter and length. Steel round bars come in various sizes and weights, so it is important to specify the dimensions in order to determine the maximum weight. The weight of a steel round bar can be calculated using the formula: weight = volume × density, where volume can be calculated as πr²h (pi times the square of the radius times the height) and density is the specific weight of steel (approximately 7850 kg/m³). By plugging in the appropriate values, you can calculate the maximum weight of a steel round bar.
Q:
The maximum aluminum content allowed for steel round bars varies depending on the specific steel grade and industry standards. In general, the aluminum content in steel round bars is typically limited to a maximum of 0.03-0.06% for most commercial and structural steel grades. However, there are certain specialized steel grades, such as those used in the aerospace industry, where higher levels of aluminum content may be allowed. It is important to consult the specific steel grade's technical specifications or industry standards to determine the maximum allowable aluminum content for steel round bars.
Q:
A forged steel round bar and a peeled steel round bar are both types of steel bars used in various industries for different applications. However, there are distinct differences between the two in terms of their manufacturing processes and physical characteristics. A forged steel round bar is made by heating a solid steel billet to a high temperature and then applying pressure to shape it into the desired form. This process involves the use of machinery, such as hammers or presses, to shape the steel and create the round bar. The forging process imparts strength and durability to the steel, making it suitable for applications that require high strength and resistance to wear and tear. On the other hand, a peeled steel round bar is produced through a different manufacturing process known as peeling or turning. In this process, a solid steel bar is rotated against a cutting tool, which removes the outer layer of the bar, resulting in a smooth and precise surface finish. Peeling removes any surface defects or imperfections present in the original bar, improving its dimensional accuracy and surface quality. In terms of physical characteristics, forged steel round bars typically have a rougher surface texture due to the nature of the forging process. This rough texture can provide enhanced grip or adhesion when used in certain applications. Additionally, forged bars often have a denser and more uniform internal grain structure, which contributes to their superior mechanical properties. Peeled steel round bars, on the other hand, possess a smooth and shiny surface finish as a result of the peeling process. This smooth surface makes peeled bars suitable for applications that require aesthetic appeal or require a low coefficient of friction. However, the peeling process may result in a slight reduction in the overall diameter of the bar. In summary, the main difference between a forged and a peeled steel round bar lies in their manufacturing processes and resulting physical characteristics. Forged bars are created through the application of pressure, resulting in a rougher surface texture and superior mechanical properties. Peeled bars, on the other hand, are produced by removing the outer layer of a steel bar, resulting in a smooth surface finish and improved dimensional accuracy. The choice between these two types of bars ultimately depends on the specific requirements of the application at hand.
Q:
Certainly, cylinders can be manufactured using steel round bars. Steel round bars are widely utilized across industries such as automotive, aerospace, and manufacturing owing to their exceptional strength and durability. When it comes to constructing the cylindrical body of a cylinder, steel round bars serve as an ideal material choice. The steel round bars can be shaped through machining, forging, or rolling, and subsequently joined together through welding or fastening to create the cylindrical structure. By employing steel round bars, the resulting construction guarantees robustness and stability, both of which are crucial for the secure and effective operation of cylinders in diverse applications.
Q:
Yes, steel round bars can be used in the manufacturing of tools. Steel round bars are commonly used in tool manufacturing due to their high strength, durability, and versatility. They provide the necessary structural integrity and toughness required for various tools, such as wrenches, hammers, chisels, and screwdrivers. The round shape of the bar allows for easy machining and shaping into different tool components. Additionally, steel round bars can be heat treated to enhance their hardness and wear resistance, making them suitable for heavy-duty and high-performance tool applications.
Q:
Steel round bars should be stored in a dry and covered area to protect them from moisture and corrosion. They should be stacked horizontally on a flat surface, with spacers in between each layer to prevent deformation. When handling steel round bars, it is important to wear appropriate protective gear such as gloves and safety shoes. They should be lifted using proper lifting equipment, ensuring that the load is evenly distributed. Additionally, bars should not be dragged or rolled on the ground to avoid scratches or damage.

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