Hot Roll Square Steel Bar with Grade Q195 / Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering Hot Roll Square Steel Bar with Grade Q195 / Q235 at 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:
Hot Roll Square Steel Bar with Grade Q195 / Q235 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Hot Roll Square Steel Bar with Grade Q195 / Q235 are 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:
We offer Square Steel Bar with grade Q195 / Q235
Specifications of Square Steel Bar:
-Standard: GB,
-Grade: Q195/Q235 or equivalent.
Chemical Composition:
-Chemical Composition. Q195
Standard | Grade | Element (%) | ||||
GB | Q195 | C | Mn | S | P | Si |
0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 | ||
-Chemical Composition. Q235
Standard | Grade | Element (%) | ||||
GB | Q235B | C | Mn | S | P | Si |
0.12~0.20 | 0.30~0.70 | ≤0.045 | ≤0.045 | ≤0.30 | ||
Measures and Tolerances of Square Steel Bar:
(The section of Square Steel Bar)
The length of a side and the theoretical weight of Square Steel.
Length of a side(a, mm) | Theoretical weight(kg/m) | Length of a side(a, mm) | Theoretical weight(kg/m) |
6 | 0.283 | 32 | 8.04 |
7 | 0.385 | ＊33 | 8.55 |
8 | 0.502 | 34 | 9.07 |
9 | 0.636 | ＊35 | 9.62 |
10 | 0.785 | 36 | 10.17 |
11 | 0.950 | 38 | 11.24 |
12 | 1.13 | 40 | 12.56 |
13 | 1.33 | 42 | 13.85 |
14 | 1.54 | 45 | 15.90 |
15 | 1.77 | 48 | 18.09 |
16 | 2.01 | 50 | 19.63 |
17 | 2.27 | 53 | 22.05 |
18 | 2.54 | ＊55 | 23.6 |
19 | 2.82 | 56 | 24.61 |
20 | 3.14 | ＊58 | 26.4 |
21 | 3.46 | 60 | 28.26 |
22 | 3.80 | 63 | 31.16 |
＊23 | 4.15 | ＊65 | 33.17 |
24 | 4.52 | ＊68 | 36.3 |
25 | 4.91 | 79 | 38.49 |
26 | 5.30 | 75 | 44.16 |
＊27 | 5.72 | 80 | 50.24 |
28 | 6.15 | 85 | 56.72 |
＊29 | 6.60 | 90 | 63.59 |
30 | 7.06 | 95 | 70.85 |
＊31 | 7.54 | 100 | 78.50 |
Notes:
1, The theoretical weights in the list, base on the density of 7.85 g/cm3.
2, The numbers with ＊mean that they are not regulars or we don’t offer them
-The allowed tolerance of Square Steel:
Length of a side(mm) | Allowed Tolerance | ||
Group1 | Group2 | Group3 | |
5.5～7 | ±0.20 | ±0.30 | ±0.40 |
7～20 | ±0.25 | ±0.35 | ±0.40 |
20～30 | ±0.30 | ±0.40 | ±0.50 |
30～50 | ±0.40 | ±0.50 | ±0.60 |
60～80 | ±0.60 | ±0.70 | ±0.80 |
80～110 | ±0.90 | ±1.0 | ±1.1 |
110～150 | ±1.2 | ±1.3 | ±1.1 |
150～190 | ―― | ―― | ±2.0 |
190～250 | ―― | ―― | ±2.5 |
Usage/Applications of Steel Square Bar:
-The Square Steel is normally used as structure steel.
-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc
Packaging & Delivery of Steel Square Bar:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks:
1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.
2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.
-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.
Transportation:
-The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.
-The maximum quantity of loading of container is 25 tons.
-The products usually are transported to the nearest port from the production place.
Payment:
-Invoicing on theoretical weight or actual weight a s customer’s request.
-FOB, CFR or CIF.
-Regular terms of payment:
1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L.
2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L.
3, Negotiable.
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.
- Q:What are the different international trade regulations for steel billets?
- There are several international trade regulations that govern the trade of steel billets. These regulations aim to promote fair trade practices, ensure product quality, and prevent unfair competition. Some of the key regulations for steel billets include: 1. Tariffs and duties: Many countries impose tariffs or import duties on steel billets to protect domestic steel industries. These tariffs can vary significantly between countries and may change periodically. Importers and exporters need to be aware of these tariffs and factor them into their pricing and cost calculations. 2. Anti-dumping measures: Anti-dumping regulations are in place to prevent the sale of steel billets in foreign markets at prices lower than their production cost, which can harm domestic industries. If a country determines that steel billets are being dumped into their market, they may impose anti-dumping duties or other measures to address the issue. 3. Trade agreements and trade barriers: International trade agreements, such as free trade agreements or regional trade blocs, can affect the trade of steel billets. These agreements may reduce or eliminate tariffs and other trade barriers between participating countries, promoting smoother trade flows. Conversely, countries not party to such agreements may face higher trade barriers, making it more challenging to export or import steel billets. 4. Quality and safety standards: Steel billets must meet specific quality and safety standards set by importing countries. These standards may include specifications for dimensions, chemical composition, mechanical properties, and other attributes. Importers and exporters need to ensure their steel billets comply with these standards to avoid rejection or additional inspection upon arrival. 5. Export controls: Some countries impose export controls or restrictions on certain goods, including steel billets, to ensure domestic supply or protect national security interests. These controls can limit the quantity or destination of steel billet exports, requiring exporters to obtain licenses or permits before shipping. 6. Documentation and customs requirements: International trade of steel billets requires proper documentation and adherence to customs procedures. Exporters must provide accurate and complete documentation, including commercial invoices, packing lists, certificates of origin, and other relevant documents. Importers must comply with customs requirements and pay any applicable duties or fees. It is essential for businesses involved in the trade of steel billets to stay informed about these international trade regulations. They should regularly monitor changes in tariffs, anti-dumping measures, trade agreements, and quality standards to ensure compliance and make informed business decisions.
- Q:How do steel billets compare to other types of metal billets?
- Steel billets possess several advantages over other types of metal billets. Firstly, the outstanding strength and durability of steel make it highly resistant to wear and tear, rendering steel billets suitable for a wide range of applications in the construction, automotive, and manufacturing industries. Furthermore, steel billets exhibit excellent heat resistance, enabling them to endure high temperatures without distorting or compromising their structural integrity. This quality makes steel billets perfect for the production of components that are subjected to extreme heat, such as engine parts or industrial machinery. Moreover, steel billets provide versatility in terms of shape and size. They can be effortlessly molded and formed into various configurations, empowering manufacturers to create intricate and complex designs. This adaptability makes steel billets the preferred choice in industries that necessitate customized or intricate parts. Additionally, steel billets boast high recyclability, making them an environmentally sustainable choice. The recycling process of steel requires significantly less energy compared to other metals, resulting in reduced carbon emissions and environmental impact. This aspect has led to an increased preference for steel billets in industries that prioritize sustainability and environmental responsibility. In conclusion, steel billets surpass other metal billets due to their exceptional strength, heat resistance, versatility, and recyclability. These qualities make steel billets the preferred choice for numerous industries, offering a combination of durability, functionality, and environmental sustainability.
- Q:What is the size range of steel billets?
- The size of steel billets can vary depending on the industry or application's specific requirements. Square or rectangular shapes are usually used to produce steel billets, with dimensions ranging from 100mm to 200mm in width and height. Additionally, the lengths can range from 3 to 12 meters. These dimensions can be customized according to the intended use of the billets, whether it be for forging, rolling, or further processing into finished steel products.
- Q:Can steel billets be forged?
- Yes, steel billets can be forged. Forging is a common method used to shape metals into desired forms by applying compressive forces. Steel billets, which are semi-finished products in the form of rectangular bars, can undergo forging to transform them into various shapes such as bars, plates, or complex geometries. During the forging process, the steel billets are heated to a specific temperature to make them malleable, and then they are subjected to mechanical forces using hammers, presses, or other forging equipment. This enables the billets to be shaped and compressed, thereby improving their mechanical properties and imparting specific characteristics to meet desired requirements. Overall, forging steel billets is an important process in the production of various metal components and products.
- Q:How are steel billets tested for internal defects?
- Steel billets are tested for internal defects through a variety of non-destructive testing methods. One of the most common methods used is ultrasonic testing (UT). During this process, high-frequency sound waves are transmitted into the billet, and the reflections of these waves are analyzed to detect any internal defects such as cracks, voids, or inclusions. UT can provide accurate and detailed information about the size, location, and nature of the defects. Another method used is magnetic particle inspection (MPI). This technique involves magnetizing the billet and applying iron particles to its surface. If there are any internal defects, the magnetic field will cause these particles to gather around them, making them visible and detectable. Eddy current testing (ECT) is also employed to assess the internal quality of steel billets. It utilizes electromagnetic induction to create eddy currents within the material. Any changes in the electrical conductivity or magnetic permeability caused by internal defects can be detected by analyzing the variations in the induced current. Additionally, radiographic testing (RT) is utilized to inspect the internal structure of steel billets. X-rays or gamma rays are directed towards the billet, and the resulting radiographic image can reveal any internal defects such as voids, cracks, or inclusions. Other methods, such as dye penetrant testing and visual inspection, can also be used to detect superficial and near-surface defects in steel billets. These methods involve applying a liquid or dye to the surface of the billet, which will seep into any cracks or surface irregularities, making them visible under certain lighting conditions. Overall, a combination of these non-destructive testing methods is employed to ensure the quality and integrity of steel billets by effectively detecting any internal defects that could compromise their structural integrity and performance.
- Q:What are the different grades of steel used for producing billets?
- The different grades of steel used for producing billets vary depending on the specific requirements and applications. Some common grades include mild steel, low carbon steel, medium carbon steel, high carbon steel, alloy steel, and stainless steel. Each grade offers different mechanical properties, such as strength, durability, and corrosion resistance, to meet the desired characteristics for the final product.
- Q:What is the typical impact strength of a steel billet?
- The typical impact strength of a steel billet varies depending on the specific grade and composition of the steel. In general, steel billets exhibit a high level of toughness and can withstand significant impact forces without fracturing or breaking. This is due to the inherent strength and ductility of steel as a material. However, it is important to note that the impact strength of a steel billet can be further enhanced through various processes such as heat treatment or alloying. These processes can help improve the material's resistance to impact, making it even more durable and suitable for demanding applications. Ultimately, it is crucial to consider the specific grade and composition of the steel billet in order to determine its exact impact strength. Different steel grades are designed for different purposes, and their impact strength can vary accordingly. Therefore, it is recommended to consult the manufacturer or refer to the material specifications to obtain accurate and detailed information regarding the typical impact strength of a particular steel billet.
- Q:How are steel billets inspected for internal and surface defects?
- Steel billets are inspected for internal and surface defects through a variety of methods to ensure their quality and integrity. For internal defects, one common method is ultrasonic testing (UT), where high-frequency sound waves are transmitted through the billet. Any discontinuities or defects within the billet will cause the sound waves to reflect back to the receiver, indicating the presence of a flaw. UT can detect defects such as cracks, voids, and inclusions within the billet. Another technique used for inspecting internal defects is magnetic particle inspection (MPI). This method involves applying a magnetic field to the billet and then coating it with iron particles. Any internal defects or cracks will disrupt the magnetic field, causing the iron particles to gather at these locations and become visible under proper lighting conditions. When it comes to surface defects, visual inspection is typically the first step. Trained inspectors visually examine the billet for any visible irregularities, such as cracks, pits, scratches, or deformities. They may also use specialized equipment like magnifying glasses or microscopes to ensure a thorough inspection. In addition to visual inspection, surface defects can also be detected using other non-destructive testing techniques. One common method is dye penetrant testing (PT), where a colored liquid dye is applied to the billet's surface. The dye seeps into any surface defects and is later removed, leaving behind a visible indication of the defect. This method is particularly effective in detecting surface cracks or discontinuities. Another technique used for surface defect inspection is eddy current testing (ECT). ECT relies on the principle that a fluctuating magnetic field induces electrical currents in conductive materials like steel. Any surface defects or irregularities will disrupt the induced currents, which can be detected by monitoring changes in the electrical properties of the billet. ECT is commonly used to detect surface cracks, pits, or variations in thickness. Overall, a combination of these inspection methods allows for a comprehensive evaluation of steel billets, ensuring that both internal and surface defects are detected and addressed before the billets are further processed or used in various applications.
- Q:How are steel billets used in the production of oil and gas machinery?
- Steel billets are used in the production of oil and gas machinery as a primary raw material for manufacturing various components, such as gears, shafts, valves, and casings. These billets are heated and shaped through processes like forging and rolling to create the desired shape and strength needed for the machinery. Additionally, steel billets provide the necessary durability and corrosion resistance required to withstand the harsh operating conditions in the oil and gas industry.
- Q:What are the safety measures involved in handling steel billets?
- Some safety measures involved in handling steel billets include wearing personal protective equipment such as gloves, safety glasses, and steel-toed boots to protect against potential injuries. Additionally, using proper lifting techniques and equipment like cranes or forklifts can help prevent strain or accidents. It is important to ensure that the work area is well-lit and free of clutter to minimize trips and falls. Regular maintenance and inspection of equipment is also crucial to prevent any malfunctions or hazards.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Hot Roll Square Steel Bar with Grade Q195 / Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 5000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
