Hot Rolled Steel Deformed Steel Bar Debar / Rebar KS BS HRB400 HRB500
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 24 m.t.
- Supply Capability:
- 30000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Steel Deformed Steel Bar (Debar / Rebar)KS BS HRB400 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 Rolled Steel Deformed Steel Bar (Debar / Rebar)KS BS HRB400 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 Rolled Steel Deformed Steel Bar (Debar / Rebar)KS BS HRB400 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:
Commodity: Mild Steel Flat Bar
Standard: GB;JIS
Material: Q195-235;SS400
Brand name: FLATSPACE
Origin place: China
Thickness: 3mm-30mm
Width:20mm-200mm
Length: Max 12m
Certification: SGS/BV
Chemical composition of Q235
Standard | GB | HRB400 | |
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Place of origin | Hebei, China mainland | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
Packaging & Delivery of Hot Rolled Hot Rolled Steel Deformed Steel Bar (Debar / Rebar)KS BS HRB400
1. Packing: it is nude packed in bundles by steel wire rod
2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load
3. Marks:
Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.
Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.
If loading by container the marking is not needed, but we will prepare it as customer request.
4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.
5. Delivered by container or bulk vessel
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.
Q4: What makes stainless steel stainless?
A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q5: Can stainless steel rust?
A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
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- Q:What are the different methods for attaching steel rebars to existing structures?
- There are several methods for attaching steel rebars to existing structures, including drilling and epoxy anchoring, mechanical anchoring using couplers, welding, and using adhesive or resin-based systems. Each method has its own advantages and considerations depending on the specific requirements and conditions of the structure.
- Q:Are steel rebars suitable for earthquake-resistant structures?
- Yes, steel rebars are suitable for earthquake-resistant structures. Steel rebars, also known as reinforcing bars, are commonly used in construction to provide strength and reinforcement to concrete structures. In earthquake-prone regions, the use of steel rebars is crucial in enhancing the seismic performance of buildings. Steel rebars have excellent tensile strength, which makes them capable of withstanding the high forces and movements caused by seismic activity. During an earthquake, buildings experience lateral forces and vibrations that can cause structural damage or collapse. The presence of steel rebars within the concrete structure helps to distribute and dissipate these forces, minimizing the risk of failure and enhancing the overall stability. Furthermore, steel rebars can be designed and placed strategically within the structure to improve its ductility. Ductility refers to the ability of a material or structure to deform without breaking. This is a crucial characteristic in earthquake-resistant structures, as it allows the building to absorb and dissipate energy during seismic events, reducing the risk of catastrophic failure. Steel rebars, when properly designed and placed, enhance the ductility of the structure and ensure it can withstand the dynamic loading from an earthquake. In addition to their mechanical properties, steel rebars are also highly resistant to corrosion, which is important for the long-term durability of earthquake-resistant structures. Corrosion can weaken the reinforcement and compromise the integrity of the building, making it more vulnerable to seismic activity. Steel rebars are typically coated with corrosion-resistant materials or embedded within a protective concrete cover to mitigate the risk of corrosion. It is important to note that while steel rebars play a significant role in enhancing the seismic performance of structures, they are just one component of a comprehensive earthquake-resistant design. Other factors, such as the overall structural system, foundation design, and adherence to building codes and regulations, also contribute to the overall earthquake resistance of a structure. Therefore, a holistic approach that considers all these factors is necessary to ensure the construction of earthquake-resistant buildings.
- Q:Can steel rebars be used in structures with high resistance to vibration?
- Yes, steel rebars can be used in structures with high resistance to vibration. Steel rebars have excellent strength and durability properties, making them suitable for reinforcing structures that are subjected to vibrations, such as bridges, high-rise buildings, and industrial facilities. The use of steel rebars helps enhance the structural integrity and stability of these structures, ensuring their ability to withstand and dissipate vibrations effectively.
- Q:What is the effect of welding on the properties of steel rebars?
- The effect of welding on the properties of steel rebars can vary depending on several factors. Firstly, welding can introduce heat into the rebars, which may cause localized changes in the material's microstructure. This can lead to changes in the rebars' mechanical properties, such as hardness and strength. The heat-affected zone (HAZ) near the weld can experience changes in grain structure, which may affect the rebars' ability to withstand tension, compression, or bending forces. Secondly, the welding process can introduce residual stresses into the rebars. This occurs due to the expansion and contraction of the material during the heating and cooling phases of welding. Residual stresses can potentially affect the rebars' performance under load, as they can increase the susceptibility to cracking or failure. Furthermore, welding can also introduce defects such as porosity, inclusions, or lack of fusion if not performed properly. These defects can weaken the rebars and reduce their load-bearing capacity. Additionally, the presence of welding consumables and fluxes can introduce impurities into the rebars, which may affect their corrosion resistance. Overall, while welding can be an effective method for joining steel rebars, it is crucial to consider the potential effects on their properties. Proper welding techniques, including preheating, controlling heat input, and post-weld heat treatment, can help minimize these effects and ensure that the rebars maintain their desired mechanical and structural properties. Regular inspections and testing of welded rebars are also important to ensure the integrity and safety of the overall structure.
- Q:Can steel rebars be used in structures with high levels of chloride or sulfate attack?
- No, steel rebars should not be used in structures with high levels of chloride or sulfate attack. Chloride attack occurs when chloride ions penetrate the concrete and react with the steel, causing corrosion. This can result in the degradation of the rebars and the overall structural integrity of the building. Similarly, sulfate attack occurs when sulfate ions react with the components of the concrete, leading to the formation of expansive compounds that cause cracking and deterioration. To prevent these types of attacks, alternative materials such as stainless steel rebars or corrosion-resistant alloys should be used in structures exposed to high levels of chloride or sulfate. These materials have a higher resistance to corrosion and can better withstand the aggressive chemical environment. Additionally, proper design and construction techniques, such as adequate concrete cover and the use of protective coatings, can also help mitigate the effects of chloride or sulfate attack. It is important to consult with structural engineers or corrosion specialists to determine the best approach for each specific project.
- Q:How do steel rebars affect the overall fire rating of a building?
- Steel rebars can have a positive impact on the overall fire rating of a building. By reinforcing concrete structures, rebars can help enhance the fire resistance of the building. Steel has high melting and ignition temperatures, which means it can withstand heat and maintain its structural integrity for longer periods during a fire. This additional durability provided by rebars can help prevent structural collapse, allowing occupants more time to evacuate safely and aiding firefighters in their efforts to suppress the fire.
- Q:Difference between round bar and threaded steel in use
- The rebar is much higher than the ordinary, and the low carbon steel rounds are much higher. The heat treated steel is much stronger than the low carbon round steel, nearly twice or even higher.
- Q:Are there any standards or specifications for steel rebars?
- Yes, there are several standards and specifications for steel rebars. The most commonly used standards worldwide include the ASTM A615/A615M and ASTM A706/A706M in the United States, BS 4449:2005 in the United Kingdom, and JIS G3112 in Japan. These standards outline the mechanical properties, dimensions, and quality requirements for steel rebars used in construction projects.
- Q:How do steel rebars affect the overall corrosion resistance of marine structures?
- Steel rebars have a significant impact on the overall corrosion resistance of marine structures. The presence of steel rebars in concrete marine structures can enhance or deteriorate their resistance to corrosion, depending on various factors. Firstly, steel rebars can enhance corrosion resistance when proper preventive measures are taken. For instance, if the rebars are adequately coated with anti-corrosion materials such as epoxy or zinc, they can provide an extra layer of protection against the corrosive effects of seawater. Additionally, proper concrete cover and compaction during construction can help prevent the penetration of seawater to the rebars, reducing the risk of corrosion. On the other hand, if steel rebars are not properly coated or if the concrete cover is insufficient, they can contribute to the degradation of marine structures. When exposed to the aggressive marine environment, rebars can undergo corrosion, leading to the formation of rust. The rust occupies more space than steel, causing an expansion that exerts pressure on the surrounding concrete. This pressure can result in cracking and spalling of the concrete, further exposing the rebars to corrosion and compromising the overall structural integrity of the marine structure. To mitigate the negative effects of steel rebars on corrosion resistance, regular maintenance and inspection are crucial. Periodic inspections can help identify any signs of corrosion, allowing for timely repairs or replacement of rebars. Additionally, cathodic protection systems can be implemented to provide an electrochemical countermeasure against corrosion, ensuring the longevity and durability of the marine structure. In conclusion, steel rebars play a vital role in the corrosion resistance of marine structures. Proper coating, concrete cover, and maintenance measures are essential in ensuring the rebars' positive contribution to corrosion resistance, while neglecting these factors can lead to the degradation of marine structures.
- Q:Can steel rebars be used in the construction of stadiums and arenas?
- Yes, steel rebars can be used in the construction of stadiums and arenas. Steel rebars provide structural reinforcement and enhance the overall strength and durability of concrete structures, making them an ideal choice for large-scale projects like stadiums and arenas.
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Hot Rolled Steel Deformed Steel Bar Debar / Rebar KS BS HRB400 HRB500
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 24 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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