High Quality Hot Rolled Steel Sheet
- Loading Port:
- Xingang Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100MT m.t.
- Supply Capability:
- 100000MT m.t./month
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Specification of Hot Rolled Checkered Steel Plate:
1.Advantages of our Hot Rolled Checkered Steel Plate:
a) The unfairness of our checkered steel sheet must be less than 10mm each meter
b) The surface of our hot rolled checkered steel plate is free from bubble, scab, crack, fold, edge delamination and so on.
c) The height of our hot rolled checkered steel plate will be maintained between 0.2~0.3 times to thickness of steel substrate, but more than 0.5mm at least.
2. Other details of Hot Rolled Checkered Steel Plate
Standard | GB T 3277, DIN 5922 |
Grade | Q235, S235JR |
Thickness | 2.5-8.0mm |
Width | 1000-1600mm |
Length | 4000-8000mm |
Note: Dimension of our hot rolled checkered steel sheet can be made according to your requirements, we can futher discuss it.
3. The regular sections we provide are shown in the below table:
Base Thickness(MM) | Allowed Tolerance of Base Thickness(%) | Theoretical Mass (KG/M²) | ||
The Pattern | ||||
Rhombus | Beam | Pea | ||
2.5 | ±0.3 | 21.6 | 21.3 | 21.1 |
3.0 | ±0.3 | 25.6 | 24.4 | 24.3 |
3.5 | ±0.3 | 29.5 | 28.4 | 28.3 |
4.0 | ±0.4 | 33.4 | 32.4 | 32.3 |
4.5 | ±0.4 | 37.3 | 36.4 | 36.2 |
5.0 | 0.4~-0.5 | 42.3 | 40.5 | 40.2 |
5.5 | 0.4~-0.5 | 46.2 | 44.3 | 44.1 |
6.0 | 0.5~-0.6 | 50.1 | 48.4 | 48.1 |
7.0 | 0.6~-0.7 | 59.0 | 52.5 | 52.4 |
8.0 | 0.7~-0.8 | 66.8 | 56.4 | 56.2 |
4. Chemical Composition of Hot Rolled Checkered Steel Plate:
Chemical Composition | ||||||||||
C | Si | Mn | P | S | ||||||
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.040 | ≤0.040 | |||||
Q345C | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.035 | ≤0.035 | |||||
Q345D | ≤0.18 | ≤0.55 | 1.00-1.60 | ≤0.030 | ≤0.030 |
Note: Here, we just take the hot rolled checkered steel sheet according to Q345B, Q345C and Q345D as example. We are also able to provide SGS test report for checkered steel sheet as per other material grade.
Applications of Hot Rolled Checkered Steel Plate:
1.Definition: The hot rolled steel sheet with raised pattern on surface. The raised pattern could be shaped as rhombus,bean or pea. There is not only one kind of pattern on the checkered steel sheet, but also a complex of two or more than two kinds of pattern on surface of one checkered steel sheet. It also could be called as grid steel sheet.
2.Character: The Hot Rolled Checkered Steel Plate possesses a variet of advantages, such as beauty in appearance,skip resistance and saving steel material.Generally speaking,in order to test the mechanical property or the quality of hot rolled checkered steel sheet, the shaping rate and the pattern height should be tested primarily.
3. In conclusion, the hot rolled checkered steel plate can usually be used in the industry of ship-building,boiler,automobil,tractor,train- building and architecture. In details, there are many demands for hot rolled checkered steel plate to make floor,ladder at workshop,work frame pedal,ship deck,car floor and so on.
Package & Delivery of Hot Rolled Checkered Steel Plate:
1. The items to be prepared for packing include: narrow steel strip, crude steel belt or edge angle steel, kraft paper or galvanized sheet.
2. The hot rolled checkered steel plate should be wrapped with kraft paper or galvanized sheet ouside, and it should be bundled with narrow steel strip, three or two narrow steel strip in longitudinal direction,and the other three or two strips in transverse direction. Furthermore, in order to fix the hot rolled checkered steel plate and avoid the strip at edge shall be broken, the crude steel belt cut into square should be put under the narrow steel strip on the edge. Of course, the hot rolled checkered steel plate could be bundled without kraft paper or galvanized sheet. It depends on customer’s requirement.
3. In consideration of the transportaion from mill to loading port, the truck will be usually used. And the maximum quantity for each truck is 40mt.
4. All in all, we could do in accordance with customer's request.
Production Flow of Hot Rolled Checkered Steel Plate:
1.The steel raw materials are first melted in an electric furnace. They are subjected to at least 12 hours of intense heat.
2.The mixture is cast into either large rectangular blooms, slabs or bar-like billets, before taking on a semisolid form.
This initial form of steel is then processed via forming operations that include hot rolling into bars, wires, plates and slabs.
3.The steel is subjected to annealing. This is a heat treatment in which the metal is first heated and then cooled under extreme, controlled conditions. The metal is thus treated for internal stresses and is duly softened and strengthened. This processing is also referred to as 'age hardening'. It requires careful monitoring of temperature and heating and cooling times. The aging temperature affects metal properties massively; while lower temperatures cause high strength and low fracture toughness (i.e., more brittle than ductile), higher temperatures result in a tougher material of lower strength (i.e., more ductile than brittle). Rapid cooling can produce a tough steel with no significant loss in strength. The heat treatment given to stainless steel depends on the type and grade of steel being produced.
4. Annealing or the heat treatment can lead to the development of a precipitate, known as scale. The scale can be removed via several methods, such as pickling, (nitric-hydrofluoric acid bath),electrocleaning(application of an electric current, using phosphoric acid and a cathode), etc.
5. Descaling of the material is introduced into the manufacturing process at different times, depending on the type of steel being produced. While the bar and wire forms have to be additionally treated with hot rolling,forging and extruding, the sheet and strip forms go through annealing after hot rolling.
6. Cutting operations in the manufacturing process are essential in obtaining the desired shape and size of the end product. Mechanical cutting involves the use of guillotine knives and high-speed steel blades for blanking (punching out the shape by shearing) and nibbling (cutting out a series of overlapping holes). It is also cut via flame cutting, a process that involves the use of a flame generated by oxygen, propane and iron powder. The plasma jet cutting method uses an ionized gas column to melt and cut the metal.
6. Manufacturing end products involve further shaping via heat-rolling, pressing, forging and extrusion. The material is then joined via welding and given the desired shape.
- Q: What are the different surface treatments for galvanized steel sheets?
- Some of the different surface treatments for galvanized steel sheets include chromate conversion coating, zinc phosphate coating, and organic coating. These treatments help improve the corrosion resistance and aesthetic appearance of the galvanized steel.
- Q: Can Q460C steel plate be used as Q235 steel plate?
- Q460 Q235 is not recommended when using their mechanical properties, the gap is too large, the yield strength of Q460 basically is 2 times that of Q235, the elongation is worse than that of Q235, but the problem is not used alone, if used in combination with other components, the effect is not very good, but also not conducive to the overall structure of the force transfer, like cotton in the wire, when the tensile force, most will function in the small deformation component, with low elongation, brittle fracture, which is why when substitute materials are used as close as possible. If you want to weld, it is even more troublesome, Q460 welding performance is poor, the welding process requirements are high, can not be treated as simple as welding Q235, which is also an increase in cost.
- Q: What are the different methods of joining steel sheets together?
- There are several methods of joining steel sheets together, including welding, riveting, bolting, and adhesive bonding.
- Q: How do steel sheets perform in corrosion resistance?
- Steel sheets perform well in corrosion resistance due to the presence of alloying elements like chromium and nickel, which form a protective oxide layer on the surface. This layer acts as a barrier, preventing the steel from coming into direct contact with corrosive agents, thus enhancing its durability and longevity.
- Q: How do steel sheets compare to other materials like aluminum or copper?
- Steel sheets have several advantages over other materials like aluminum or copper. First, steel is generally stronger and more durable, making it suitable for a wide range of applications. Additionally, steel has a higher melting point than aluminum, making it better suited for high-temperature environments. Steel sheets are also relatively more affordable and readily available compared to copper, making them a cost-effective choice for many industries. However, it's important to consider specific requirements and characteristics of each material before making a final comparison.
- Q: What is the weight of a typical steel sheet?
- The weight of a typical steel sheet can vary depending on its dimensions and thickness. However, on average, a standard steel sheet can weigh anywhere from 15 to 30 pounds per square foot.
- Q: What are the different joining methods for steel sheets?
- There exist several methods for joining steel sheets, each with its own benefits and applications. 1. Welding, a widely used method, involves melting and fusing the sheet edges together with heat. Various welding techniques, such as arc, MIG, TIG, and spot welding, are available. Welding ensures robust and durable joints but demands skilled operators and can be time-consuming. 2. Bolting, another method, employs bolts or screws to connect steel sheets. This method is commonly preferred when disassembly or maintenance is necessary. Bolting guarantees strong and reliable joints, and it is relatively simple and quick. However, it may involve drilling holes and result in a less visually appealing appearance compared to welding. 3. Riveting, a method utilizing metal pins or rivets, effectively joins steel sheets. Rivets are inserted through pre-drilled holes and then deformed or expanded to secure them in place. Riveting ensures strong and secure joints, commonly used in applications requiring high shear strength. Nevertheless, it can be time-consuming and necessitates specialized tools and skills. 4. Adhesive bonding involves using specialized adhesives or bonding agents to join steel sheets. The adhesive is applied between the sheets and forms a strong bond as it cures. Adhesive bonding provides excellent aesthetics, leaving no visible joints, and evenly distributes stress across the joint. It finds common use in industries where welding or other methods are unsuitable, such as automotive and aerospace sectors. 5. Clinching utilizes mechanical force to join steel sheets. It entails deforming the sheet edges to interlock them and create a strong joint. Clinching is cost-effective as it does not require additional materials like fasteners or adhesives. However, it may not be suitable for applications requiring high load-bearing capacity. Ultimately, the choice of joining method for steel sheets depends on factors such as the application, desired strength, aesthetics, time constraints, and cost considerations. Each method possesses its own advantages and limitations, necessitating the selection of the most appropriate method for the specific project requirements.
- Q: How are steel sheets protected during transportation by sea?
- Steel sheets are protected during transportation by sea through various measures to ensure their safety and prevent damage. One of the most common methods used is the application of a protective coating on the steel sheets. This coating acts as a barrier against moisture and saltwater, which are the primary causes of corrosion during sea transportation. The coating can either be a temporary solution, such as a layer of oil or wax, or a more permanent solution, such as a layer of paint or zinc. Additionally, steel sheets are often packaged in bundles or placed in shipping containers to provide added protection. These bundles are secured with straps or wires to prevent movement and potential damage during rough sea conditions. The shipping containers themselves are designed to withstand the rigors of sea transportation and protect the steel sheets from exposure to the elements. Furthermore, steel sheets may be wrapped in plastic or other waterproof materials to provide an extra layer of protection against moisture. This helps to prevent the sheets from coming into direct contact with seawater or rain, reducing the risk of corrosion. During loading and unloading, proper handling techniques are employed to minimize the risk of damage. Cranes or forklifts are used to lift and move the steel sheets carefully, ensuring that they are not dropped or subjected to excessive force that could cause dents or bends. Overall, a combination of protective coatings, secure packaging, and proper handling techniques are employed to safeguard steel sheets during transportation by sea, reducing the chances of damage and ensuring that they arrive at their destination in optimal condition.
- Q: Are the steel sheets suitable for outdoor applications?
- Yes, steel sheets are suitable for outdoor applications due to their durability, resistance to harsh weather conditions, and ability to withstand corrosion.
- Q: What is the average bending radius for steel sheets?
- The bending radius of steel sheets is subject to variation depending on factors such as thickness, grade, and steel type. Nevertheless, in the case of mild steel sheets, the minimum bending radius typically equates to roughly four times the sheet thickness. To illustrate, if the sheet thickness measures 1.6mm, the minimum bending radius would be approximately 6.4mm. It is crucial to recognize that this serves as a general principle, and particular bending specifications may deviate depending on the intended application and desired result.
1. Manufacturer Overview
Location | Qianan, China |
Year Established | 2005 |
Annual Output Value | Above US$ 1,300 Million |
Main Markets | Mid East; Eastern Europe; North America |
Company Certifications |
2. Manufacturer Certificates
a) Certification Name | |
Range | |
Reference | |
Validity Period |
3. Manufacturer Capability
a) Trade Capacity | |
Nearest Port | Tianjin |
Export Percentage | 40% - 60% |
No.of Employees in Trade Department | 21-50 People |
Language Spoken: | English; Chinese |
b) Factory Information | |
Factory Size: | Above 800,000 square meters |
No. of Production Lines | Above 10 |
Contract Manufacturing | OEM Service Offered; |
Product Price Range | High; Average |
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High Quality Hot Rolled Steel Sheet
- Loading Port:
- Xingang Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100MT m.t.
- Supply Capability:
- 100000MT m.t./month
OKorder Service Pledge
OKorder Financial Service
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