Steel Cold Rolled Deformed Bar For Container
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Standard:
ASTM,JIS,EN,API,DIN,BS,GB,AISI
Technique:
Spring,EFW,Extruded,Saw,Forged,ERW,Cold Drawn,Cold Rolled,Hot Rolled
Shape:
LTZ,Oval,Rectangular,Round,Hexagonal,C Channel,Square,U Channel
Surface Treatment:
Oiled,Color Coated,Copper Coated,Coated,Galvanized,PVDF Coated,Black,Bright,Polished,Dry,Chromed Passivation
Steel Grade:
A53(A,B),20#,10#,SS400-SS490,600 Series,400 Series,300 Series,200 Series,HRB400,RHB335,Q235B,Q215B,Q235,Q215,Q195
Certification:
UL,BSI,API,CE,RoHS,IBR,BV,SGS,ISO
Thickness:
--
Length:
--
Net Weight:
--
Product Description:
Specifications of Steel Cold Rolled Deformed Bar For Container
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 | ||
Chemical Composition of Steel Cold Rolled Deformed Bar For Container
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Usage and Applications of Steel Cold Rolled Deformed Bar For Container
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger..
Packaging & Delivery of Steel Cold Rolled Deformed Bar For Container
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment term: TT or L/C
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
Note:
1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.
2. Other Grade and Standard Deformed Steel Bar we can supply:
Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S
Standard: ASTM, BS, DIN
The Minimum Order Quantity of these products is high, and need to be confirmed.
3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.
4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.
- Q: Can steel rebars be used in underwater construction?
- Yes, steel rebars can be used in underwater construction. They are commonly used to reinforce concrete structures in underwater environments such as bridges, piers, and offshore platforms. The steel rebars are designed to be corrosion-resistant, ensuring their durability and strength even when submerged in water for extended periods.
- Q: What are the factors that affect the durability of steel rebars in concrete?
- There are several factors that can affect the durability of steel rebars in concrete. These include the quality and composition of the concrete itself, the presence of moisture and chemicals, exposure to environmental conditions such as temperature and humidity, and the level of corrosion protection provided to the rebars. Additionally, factors such as proper construction practices, maintenance, and regular inspections also play a significant role in ensuring the durability of steel rebars in concrete structures.
- Q: Are steel rebars suitable for use in structures with high wind loads?
- Structures with high wind loads can benefit from the use of steel rebars. Also known as reinforcing bars, steel rebars are commonly utilized in construction to provide strength and stability to reinforced concrete structures. Their purpose is to withstand significant tensile forces and play a crucial role in maintaining the structural integrity of buildings, particularly in areas prone to high wind loads. Steel rebars possess several advantages that render them suitable for structures with high wind loads. Firstly, steel exhibits exceptional tensile strength, enabling it to resist the forces generated by wind loads. Unlike materials such as timber or concrete, steel rebars possess remarkable ductility, allowing them to absorb and redistribute the energy produced by wind-induced vibrations. Secondly, steel rebars demonstrate remarkable durability and resistance to corrosion. This characteristic is vital for structures exposed to harsh weather conditions, including strong winds. Utilizing steel rebars mitigates the risk of structural deterioration or weakening over time caused by wind-induced stresses. Furthermore, steel rebars offer ease in molding and shaping, accommodating the specific design requirements of the structure. This flexibility empowers engineers to create and construct buildings capable of withstanding various wind loads experienced in different regions. In conclusion, due to their high tensile strength, durability, and resistance to corrosion, steel rebars are an ideal choice for structures with high wind loads. They provide the necessary reinforcement to ensure the longevity and safety of the structure under challenging wind conditions.
- Q: How do steel rebars perform in extreme temperature conditions?
- Steel rebars perform well in extreme temperature conditions due to their high thermal conductivity and low coefficient of thermal expansion. This means that they can efficiently transfer heat and resist deformation caused by temperature changes. In extremely high temperatures, steel rebars retain their strength and structural integrity. They have a high melting point and maintain their properties even in intense fire situations. This makes them ideal for reinforcing structures such as buildings, bridges, and tunnels, where fire resistance is crucial. In extremely low temperatures, steel rebars also perform admirably. Unlike some other materials, steel does not become brittle and lose its strength in cold conditions. This makes it suitable for use in cold climates and regions with frequent freeze-thaw cycles. Furthermore, steel rebars have excellent durability and can withstand extreme temperature fluctuations without significant degradation. They do not expand or contract excessively, which helps to maintain the stability and longevity of reinforced structures. However, it's important to note that extreme temperatures can still have some impact on steel rebars. In very high temperatures, steel may experience some thermal expansion, which can cause minor stresses in the surrounding concrete. Similarly, in very low temperatures, some contraction may occur, but these effects are usually minimal and well within acceptable limits. Overall, steel rebars are a reliable choice for reinforcing structures in extreme temperature conditions, as they offer excellent strength, durability, and fire resistance.
- Q: What are the different types of steel rebars used in industrial constructions?
- The different types of steel rebars commonly used in industrial constructions include mild steel rebar, high-strength deformed steel rebar, epoxy-coated steel rebar, stainless steel rebar, and galvanized steel rebar.
- Q: Are there any restrictions on the use of steel rebars in certain regions?
- Yes, there can be restrictions on the use of steel rebars in certain regions due to building codes, regulations, and safety standards. These restrictions are typically implemented to ensure structural integrity, prevent corrosion, and comply with seismic requirements. It is important to consult local authorities and construction guidelines to determine specific restrictions in a particular region.
- Q: How do steel rebars affect the overall strength of concrete structures?
- Steel rebars significantly contribute to the overall strength and durability of concrete structures. They are commonly used as reinforcement in concrete to enhance its tensile strength, which is the ability to withstand pulling or stretching forces. Concrete on its own is strong in compression but weak in tension. When external forces like bending or stretching are applied to the concrete, it tends to crack and fail. This is where steel rebars play a crucial role. By adding rebars to the concrete, the tensile strength of the structure is greatly improved. The rebars act as a strong skeleton within the concrete, providing resistance against tensile forces. When the concrete is subjected to tension, the rebars take up the load and distribute it evenly, preventing cracks from forming and enhancing the overall strength of the structure. This reinforcement also helps to limit the propagation of cracks, ensuring that the structure remains intact and stable even under substantial loads or adverse conditions. Moreover, steel rebars also enhance the structural integrity of concrete structures by improving their resistance to bending, shearing, and torsional forces. They increase the stiffness and stiffness modulus of the concrete, making it more resistant to deformation and enhancing its load carrying capacity. In addition to improving the structural strength, steel rebars also play a vital role in preventing corrosion of the concrete. They are made of corrosion-resistant materials, such as stainless steel or galvanized steel, which protects the concrete from moisture and other corrosive elements. This ensures the longevity and durability of the concrete structure. In conclusion, steel rebars significantly enhance the overall strength and durability of concrete structures by improving their tensile strength, resistance to bending and shearing forces, and preventing corrosion. They provide the necessary reinforcement to make the concrete capable of withstanding external forces, ensuring the safety and longevity of the structure.
- Q: What are the common mistakes to avoid when handling and storing steel rebars?
- When handling and storing steel rebars, it is important to avoid certain common mistakes to ensure their quality and longevity. Here are some mistakes that should be avoided: 1. Poor storage conditions: Storing steel rebars in damp or wet areas can lead to corrosion and rust. It is crucial to store them in a dry and well-ventilated space to prevent moisture accumulation. 2. Insufficient support: When stacking rebars, it is important to have proper support to prevent bending or deformation. Inadequate support can lead to rebar damage and compromise their structural integrity. 3. Improper lifting techniques: When handling rebars, it is essential to use proper lifting equipment and techniques. Using hooks or chains directly on the rebars can cause damage and weaken them. It is recommended to use lifting devices specifically designed for rebar handling. 4. Overloading: Avoid overloading storage racks or platforms with excessive weight. Overloading can cause structural failure and potentially injure workers. Always follow the manufacturer's guidelines for maximum weight capacity. 5. Lack of protection: Rebars should be protected from exposure to moisture, dirt, and other contaminants. Proper wrapping with plastic or waterproof covers can help prevent corrosion and maintain their quality. 6. Improper transportation: During transportation, care should be taken to secure the rebars properly to prevent movement or damage. Using appropriate restraints and padding can help prevent any potential accidents or rebar displacement. 7. Mixing different grades: Avoid mixing rebars of different grades together as they have varying strength and performance characteristics. Mixing different grades can compromise the overall structural integrity of the construction project. 8. Ignoring quality control: It is important to conduct regular quality checks on the rebars to ensure they meet the required specifications. Ignoring quality control can result in the use of substandard rebars, which can compromise the safety and durability of the structure. By avoiding these common mistakes, construction professionals can ensure the proper handling and storage of steel rebars, leading to safer and more durable structures.
- Q: What is the fatigue strength of steel rebars?
- The maximum stress level that steel rebars can endure without failing or developing cracks is known as their fatigue strength. This strength can vary depending on factors like the steel grade, manufacturing process, surface condition, and the specific design and loading conditions. Compared to other construction materials, steel rebars generally have high fatigue strength. The fatigue behavior of steel rebars is influenced by their mechanical properties, including yield strength, tensile strength, and ductility. Rebars with higher strength tend to have higher fatigue strength. To determine the fatigue strength of steel rebars, they are subjected to cyclic loading at specific stress amplitudes and frequencies in fatigue testing. The number of cycles required for failure or crack initiation is recorded, and the fatigue strength is determined based on the stress level at a specific number of cycles. Considering the fatigue strength of steel rebars is crucial in structural design, particularly in applications with cyclic loading or dynamic forces, such as bridges, buildings, and offshore structures. Engineers and designers must carefully analyze the loading conditions and choose rebars with appropriate fatigue strength to ensure the integrity and durability of the construction.
- Q: Cast-in-place with 10 mm reinforcement, a good layer or 8 mm double layer? Why?
- If the reinforcement ratio of the situation, the use of 8 mm double reinforced than a layer of 10 mm steel is better, while using the double reinforced cast-in-place floor to prevent from the temperature shrinkage stress is good Oh, can actually try to use reinforced reinforcement ratio is moderate Oh, the only way to ensure the floor the panel does not appear the phenomenon of cracking, especially the roof panel, reinforcement ratio is very important.
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Steel Cold Rolled Deformed Bar For Container
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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