• Round Bar High Quality Hot Rolled Q195 Q235 5-28MM System 1
  • Round Bar High Quality Hot Rolled Q195 Q235 5-28MM System 2
  • Round Bar High Quality Hot Rolled Q195 Q235 5-28MM System 3
Round Bar High Quality Hot Rolled Q195 Q235 5-28MM

Round Bar High Quality Hot Rolled Q195 Q235 5-28MM

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Product Description:

OKorder is offering high quality Round Bar High Quality Hot Rolled Q195 Q235 5-28MMat great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

 

Product Applications:

1) Suitable for making various strong cutting tool abrasion resistance, impact resistance.

2) Used to produce all kinds of high hard and super hard saw blade, drill, tap, broach, gear hob and various kinds of milling cutter.

3) Used for advanced punching die, screw die, and the toughness and complicated shape of the punch, etc.

4) Is used for cold forging die and drawing mode, etc.

5) Recommended watchcase factory, screw factory and other cold stamping products industry use.

ProdudAvantagesct :

OKorder's Round Bar High Quality Hot Rolled Q195 Q235 5-28MMare durable, strong, and resist corrosion.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Specifications:

1. Grade: GB, JIS, ASTM, EN

2. Grade: Q235, SS400, A36, S235JR

3. Diameter and mass: As below

Diameter

Mass

Diameter

Mass

Diameter

Mass

(mm)

(kg/m)

(mm)

(kg/m)

(mm)

(kg/m)

6

0.22

22

2.98

53

17.30

7

0.30

24

3.55

56

19.30

8

0.40

25

3.85

60

22.20

9

0.50

26

4.17

63

24.50

10

0.62

28

4.83

65

26.00

11

0.75

30

5.55

70

30.20

12

0.89

32

6.31

75

34.70

13

1.04

34

7.13

80

39.50

14

1.21

36

7.99

85

44.50

15

1.39

38

8.90

90

49.90

16

1.58

40

9.86

95

55.60

17

1.78

42

10.90

100

61.70

18

2.00

45

12.50

120

88.85

19

2.23

48

14.20

140

120.93

20

2.47

50

15.40

150

138.82

4. Material: Mild Steel

5. Heat treatment of high quality steel:

Fire: Isothermal annealing temperature is 800 ~ 880 °C, with 10 ~ 20 °C, the furnace cooling to about 600 °C, hardness above HB269.

Preheat temperature: 730-730 °C

Quenching temperature: 1190-1210 °C

Tempering temperature: 540-595 °C

Cold drawn, hardness 285 HBS

Cold drawn after annealing condition, hardness 277 HBS

Quenching methods: oil quenching, air cooling or salt bath quenching

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Round Bar High Quality Hot Rolled Q195 Q235 5-28MM

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Q: Can steel round bars be used in the agricultural industry?
Indeed, the agricultural industry can utilize steel round bars. Within this sector, there exists a broad array of applications for them, including the construction of fences, gates, and livestock enclosures. Moreover, steel round bars are frequently employed as support and reinforcement in structures like barns, sheds, and agricultural machinery. Due to their exceptional strength and durability, they are well-suited for enduring the challenging conditions and heavy loads often encountered in agricultural environments. Furthermore, steel round bars can undergo further processing and fabrication, resulting in an assortment of agricultural tools and equipment, such as hitches, plows, and cultivators. In summary, steel round bars represent a versatile and dependable material capable of effectively satisfying the agricultural industry's requirements.
Q: The difference between round face and round bar steel on concrete
Round steel is a solid strip of steel whose cross section is round. The specifications are expressed in millimeters of diameter, such as "50", which means a round bar of 50 millimeters in diameter.
Q: What are the different safety considerations when working with steel round bars?
When working with steel round bars, there are several safety considerations that need to be taken into account. First and foremost, it is important to wear appropriate personal protective equipment (PPE) such as safety glasses, gloves, and steel-toed boots to protect against potential hazards. One of the main safety concerns when handling steel round bars is the risk of injury from sharp edges or burrs. These can cause cuts or puncture wounds if not handled with care. It is crucial to inspect the round bars for any sharp edges or burrs and file them down or use protective coverings if necessary. Another important consideration is the weight of the steel round bars. Depending on their size and length, they can be quite heavy and may require the use of lifting equipment or assistance from another person to prevent strain or back injuries. It is essential to use proper lifting techniques and avoid overexertion when moving or transporting the bars. Fire safety is also a concern when working with steel round bars. Steel can conduct heat and electricity, so it is important to take precautions to prevent sparks or heat sources from igniting flammable materials in the vicinity. Fire extinguishers should be readily available, and the work area should be well-ventilated to minimize the risk of fire or smoke inhalation. Additionally, when cutting or manipulating steel round bars, there is a potential for flying debris or metal chips. Safety goggles or a face shield should be worn to protect the eyes from these hazards. It is also important to use appropriate cutting tools and techniques to prevent accidents or injuries. Finally, it is crucial to have proper training and knowledge of the equipment and machinery used when working with steel round bars. This includes understanding the correct procedures for cutting, bending, or welding the bars, as well as being aware of any specific safety precautions related to the machinery being used. Overall, safety should always be a top priority when working with steel round bars. By following these considerations and taking the necessary precautions, the risk of accidents or injuries can be minimized, ensuring a safe working environment.
Q: Can steel round bars be used for making transmission towers?
Yes, steel round bars can be used for making transmission towers. Steel round bars are often used in the construction industry due to their strength, durability, and versatility. Transmission towers require materials that can withstand extreme weather conditions, support heavy loads, and provide structural stability. Steel round bars are able to meet these requirements, making them a suitable choice for the construction of transmission towers. Additionally, steel round bars can be easily fabricated and welded, allowing for efficient construction and installation of transmission towers.
Q: What is a steel round bar?
A steel round bar is a long, cylindrical metal rod with a circular cross-section. It is typically made from steel, which is a strong and durable alloy composed primarily of iron and carbon. The round bar is commonly used in various industries such as construction, manufacturing, and engineering due to its versatility and reliability. It is often used as a structural component in buildings, as support or reinforcement in concrete structures, or as a component in machinery and equipment. The round shape allows for easy handling, machining, and welding processes. Steel round bars come in various diameters and lengths, and they can be further customized or fabricated to meet specific project requirements.
Q: What are the advantages of using copper-alloy steel round bars?
There are several advantages of using copper-alloy steel round bars in various applications. Firstly, copper-alloy steel round bars offer excellent corrosion resistance. The presence of copper in the alloy helps to protect the steel from rust and corrosion, making it suitable for use in environments with high levels of moisture or chemicals. This corrosion resistance extends the lifespan of the round bars, reducing the need for frequent replacements and maintenance. Secondly, copper-alloy steel round bars have high thermal and electrical conductivity. The copper content in the alloy enhances these properties, making them ideal for applications that require efficient heat transfer or electrical conductivity. This makes them suitable for use in electrical components, heat exchangers, and other similar applications. Another advantage of copper-alloy steel round bars is their superior machinability. Copper has excellent machinability properties, which allows for easy cutting, drilling, and shaping of the round bars. This makes them easier to work with and reduces machining time and costs. Additionally, copper-alloy steel round bars offer good strength and toughness. The steel component in the alloy provides the necessary strength to withstand heavy loads and impacts, while the copper component enhances the toughness, making them resistant to cracking or breaking under stress. This makes them suitable for use in structural applications, where high strength and durability are required. Furthermore, copper-alloy steel round bars exhibit good thermal stability. They can withstand high temperatures without losing their mechanical properties, making them suitable for applications that involve exposure to extreme heat or thermal cycling. In conclusion, the advantages of using copper-alloy steel round bars include excellent corrosion resistance, high thermal and electrical conductivity, superior machinability, good strength and toughness, and high thermal stability. These properties make them a preferred choice in various industries, including construction, electrical, automotive, and manufacturing.
Q: Can steel round bars be heat treated to enhance their properties?
Yes, steel round bars can be heat treated to enhance their properties. Heat treatment is a process of heating and cooling the steel in a controlled manner to alter its microstructure, which in turn improves its mechanical properties such as strength, hardness, toughness, and ductility. There are several heat treatment methods that can be applied to steel round bars, depending on the desired outcome. One common method is quenching and tempering. In this process, the steel is heated to a high temperature to form a uniform austenitic structure, and then rapidly cooled by quenching it in a medium such as oil or water. This rapid cooling transforms the austenite into a harder and stronger structure called martensite. However, martensite can be brittle, so the steel is then tempered by reheating it to a lower temperature, which reduces the brittleness and increases toughness while maintaining the desired hardness. Another heat treatment method is annealing, where the steel is heated to a specific temperature and then slowly cooled to relieve internal stresses and improve ductility. This process can also refine the grain structure of the steel, resulting in improved machinability and formability. In addition, there are other heat treatment methods such as normalizing, stress relieving, and case hardening, each designed to enhance specific properties of the steel round bars. Overall, heat treatment is a versatile and effective technique to enhance the properties of steel round bars, allowing them to meet specific requirements for various applications in industries such as manufacturing, construction, automotive, and aerospace.
Q: What is the maximum length of a steel round bar that can be manufactured?
Several factors determine the maximum length of a steel round bar that can be produced. These factors include the bar's diameter or thickness and the limitations of the manufacturing process. Steel round bars typically range in length from a few feet to several hundred feet, or even longer. However, it is worth noting that as the bar's length increases, maintaining its straightness and dimensional accuracy becomes more challenging. This is especially true for thinner or larger diameter bars, as they are more prone to bending or warping during manufacturing. Moreover, logistical constraints such as transportation and handling can also impose limitations on the maximum length of a steel round bar that can be efficiently manufactured and delivered. Therefore, the maximum length of a steel round bar that can be produced is not a fixed value. Instead, it depends on various factors related to the specific requirements, capabilities, and limitations of the manufacturer, as well as the intended application for the bar.
Q: Can steel round bars be used in structural applications?
Steel round bars are suitable for structural applications and commonly utilized in construction and engineering projects that prioritize strength and durability. They offer versatility and can function as beams, columns, and supports for various structural elements. Thanks to their exceptional mechanical properties, such as high tensile strength and good ductility, they can withstand heavy loads and resist deformation effectively. Moreover, their easy joinability to other structural components contributes to their popularity within the construction industry.
Q: Can steel round bars be used for making springs?
Yes, steel round bars can be used for making springs. Steel is a commonly used material for springs due to its strength, durability, and flexibility. Round bars can be machined and shaped into the desired form for different types of springs, making them suitable for various applications.

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