• Carbon Steel Flat Bar in Grade Q235 with High Quality System 1
  • Carbon Steel Flat Bar in Grade Q235 with High Quality System 2
  • Carbon Steel Flat Bar in Grade Q235 with High Quality System 3
Carbon Steel Flat Bar in Grade Q235 with High Quality

Carbon Steel Flat Bar in Grade Q235 with High Quality

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
100000 m.t./month

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Specification of Carbon Steel Flat Bar

Commodity: Carbon Steel Flat Bar

Standard: GB,JIS,ASTM,

Material: Q235,SS400 or Equivalent

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Chemical composition of Q235

 

Alloy No

Grade

Element(%)

C

 

Mn

 

S

 

P

 

Si

 

 

Q235

 

 

B

 

 

0.12—0.20

 

0.3—0.7

 

≤0.045

 

≤0.045

 

 

≤0.3

 

Physical properties of Q235

Alloy No

Grade

Yielding strength point(Mpa)

Tensile strength (Mpa)

Elongation after fracture(%)

Thickness (mm)

Thickness (mm)

≤16

>16--40

>40--60

>60--100

≤16

>16--40

>40--60

>60--100

 

Q235

 

B

 

235

 

225

 

215

 

205

 

375--500

 

26

 

25

 

24

 

23

 

 

 

 

 

 

 

 

 

 

 

 

 

Above sheets show the technical data of Q235,we can also provide other materials similar to Q235.

Usage/Applications of Carbon Steel Flat Bar

Widely used for construction;

Machinery manufacturing;

Iron tower steel structure;

Shipbuilding; Steel grating;

Staircase;

Bridge;

Viaduct;

Railway spare parts;

Boilers making etc.

Packaging & Delivery of Carbon Steel Flat Bar

Packaging Details: The Steel Flat Bars are packed in bundles and loaded in 20 feet/40 feet container, or shipped by bulk cargo ,also we can do as customer's requirements.

Delivery Details:30~45 days upon the receipt of buyer payment by T.T. or L/C.

 

Q: Friction coefficient of steel pipe and flat steel on roller table!
Section steel is one of the four major steel products (plate, tube, mould, wire). According to the section shape, the section steel is divided into simple section steel and complex section steel (Xing Gang). the formerRefers to the steel, round steel, flat steel, angle steel, six angle steel; the latter refers to the I-beam, channel steel, steel, steel, steel frame bending etc..
Q: What are the different surface finishes available for steel flat bars?
There are several different surface finishes available for steel flat bars, each offering unique properties and aesthetic appeal. 1. Hot rolled finish: This is the most common surface finish for steel flat bars. It is achieved by heating the steel above its recrystallization temperature and then rolling it to form the desired shape. The hot rolled finish has a rough and scaled texture, making it suitable for applications where appearance is not a primary concern. 2. Cold drawn finish: In this process, the steel flat bar is pulled through a die to reduce its thickness and improve its surface finish. Cold drawn bars have a smooth and polished surface, making them ideal for applications where a clean and sleek appearance is desired. 3. Bright finish: This surface finish is achieved by further polishing the cold drawn bars to give them a high-gloss shine. Bright finish steel flat bars are often used in decorative applications, such as handrails, furniture, and architectural elements, where a reflective and aesthetically pleasing surface is desired. 4. Galvanized finish: Galvanizing is a process in which a layer of zinc is applied to the steel flat bar to protect it from corrosion. The galvanized finish provides excellent durability and resistance to rust, making it suitable for outdoor applications or environments with high moisture content. 5. Coated finishes: Steel flat bars can also be coated with various materials to enhance their appearance or provide additional protection. Common coatings include powder coating, which provides a durable and decorative finish, and epoxy coating, which offers increased resistance to chemicals and abrasion. Ultimately, the choice of surface finish for steel flat bars depends on the specific requirements of the application, including factors such as aesthetics, corrosion resistance, and durability.
Q: How do you store and transport steel flat bars safely?
To store and transport steel flat bars safely, there are several key steps to follow: 1. Proper stacking: When storing steel flat bars, it is important to stack them properly to prevent any damage. Ensure that the bars are stacked horizontally and evenly, with each layer aligned. The weight should be distributed evenly across the stack to maintain structural integrity. 2. Adequate support: Use sturdy supports such as appropriately sized pallets or racks to prevent any sagging or bending of the bars. Make sure that the supports are capable of handling the weight and size of the steel flat bars. 3. Securing the stack: To prevent the bars from shifting during transportation, it is necessary to secure the stack using straps or bands. These should be tightly fastened around the stack, ensuring that the bars are secure and won't move during transit. 4. Protective measures: Steel flat bars are susceptible to corrosion, especially when exposed to moisture. Therefore, it is crucial to protect them from environmental elements during storage and transportation. Consider using protective covers or wrapping the bars in moisture-resistant materials to prevent rust or damage. 5. Proper lifting and handling: When moving steel flat bars, it is important to use appropriate lifting equipment, such as forklifts or cranes, to avoid any injuries or accidents. Ensure that the lifting equipment is capable of handling the weight of the bars and that operators are well-trained in safe lifting practices. 6. Special considerations for long-distance transportation: If transporting steel flat bars over long distances, it may be necessary to use specialized shipping containers or trucks that are equipped to handle heavy loads and provide adequate protection from external elements. Overall, the key to safe storage and transportation of steel flat bars lies in proper stacking, adequate support, securing the stack, protective measures, and employing the right lifting and handling techniques. Adhering to these guidelines will help minimize the risk of damage, accidents, and corrosion, ensuring the safe delivery of steel flat bars to their destination.
Q: What is the appearance of hot galvanizing and cold galvanized flat steel?
The hot-dip galvanized pipe is an alloy layer that causes molten metal to react with the iron matrix, thus combining the substrate with the two coating. Hot dip galvanizing is the first steel pickling, in order to remove iron, steel pipe surface after pickling, cleaning by ammonium chloride or zinc chloride solution or ammonium chloride and zinc chloride aqueous solution tank, and then into the hot dip tank. Hot dip galvanizing has coatingThe utility model has the advantages of uniform force, strong adhesion, long service life, etc..
Q: Can steel flat bars be used as a base for mounting equipment or components?
Yes, steel flat bars can be used as a base for mounting equipment or components. They provide a sturdy and stable platform for securely attaching and supporting various types of equipment or components.
Q: What are the different tolerances for steel flat bars?
The tolerances for steel flat bars can vary depending on the specific requirements and industry standards. Generally, the most common tolerances for steel flat bars are determined by the American Society for Testing and Materials (ASTM) or the International Organization for Standardization (ISO). The tolerances for steel flat bars typically include dimensions such as width, thickness, and length. These dimensions are specified to ensure that the flat bars meet certain quality standards and can be used effectively in various applications. For width tolerances, the range can vary from as tight as ±0.005 inches (0.13 mm) to as loose as ±0.25 inches (6.35 mm). The specific tolerance is typically determined based on the required precision and application of the steel flat bar. For thickness tolerances, the range can vary from ±0.005 inches (0.13 mm) to ±0.25 inches (6.35 mm). Again, the specific tolerance depends on the desired precision and application. Length tolerances for steel flat bars can range from ±0.125 inches (3.18 mm) to ±1 inch (25.4 mm). This tolerance is crucial to ensure that the flat bars can be accurately cut to the desired length and fit properly in the intended application. It is important to note that these tolerances are just general guidelines and can vary based on the specific standards set by the manufacturer or customer requirements. It is always recommended to consult the relevant industry standards or specifications to determine the specific tolerances for steel flat bars in a particular application.
Q: Can steel flat bars be used for creating frames or supports in artwork?
Yes, steel flat bars can be used for creating frames or supports in artwork. Steel is a strong and durable material that can provide stability and structural integrity to art frames and supports. Its versatility allows for various artistic designs and it can be easily manipulated and welded to create custom shapes and sizes. Additionally, steel's aesthetic appeal can complement and enhance the overall presentation of the artwork.
Q: Can steel flat bars be used in automotive applications?
Steel flat bars are indeed applicable in automotive settings. Their strength, durability, and versatility are well-established, rendering them suitable for a range of automotive components and structures. For instance, they can be utilized in constructing chassis frames, body panels, suspension components, and even custom parts. The remarkable tensile strength of steel flat bars enables them to withstand the considerable forces and loads encountered by automotive parts during operation. Moreover, they can be easily shaped, welded, and formed to meet the precise design requirements of automotive applications. Overall, the utilization of steel flat bars in automotive settings is widespread and widely acknowledged due to their exceptional mechanical properties and cost-effectiveness.
Q: How is three grade steel connected to ground flat steel?
HRB400 can be directly welded by hand arc welding with Q235 flat steel into electrical circuit. (I have done two sets of tensile tests last year, qualified).
Q: Can steel flat bars be used in the construction of bridges?
Yes, steel flat bars can be used in the construction of bridges. Steel is widely used in bridge construction due to its high strength, durability, and ability to withstand heavy loads. Steel flat bars are commonly used as structural members in bridge construction, especially for beams, girders, and piers. They provide excellent support and stability, allowing bridges to span long distances and carry heavy traffic loads. Additionally, steel flat bars can be customized and fabricated to specific sizes and shapes, making them versatile and suitable for various bridge designs. Overall, steel flat bars are an essential component in bridge construction, contributing to the strength, safety, and longevity of the structures.

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