Steel deformed bar good quality for constraction
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19452 m.t./month
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OKorder Financial Service
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Specification
Rebar (short for reinforcing bar), also known as reinforcing steel, reinforcement steel, is a steel bar or mesh of steel wires
used as a tension device in reinforced concrete and reinforced masonry structures to strengthen and hold the concrete
in tension. Rebar's surface is often patterned to form a better bond with the concrete.
Steel rebar is bars of steel commonly used in construction, especially for reinforcing concrete structures such as driveways,
foundations, walls, and columns. These bars come in different sizes and strength grades, and can be smooth or may include
deformations that provide greater adhesion for concrete poured over the bars. When used in poured concrete, the bars are
typically placed in a grid pattern, the concrete poured over them, and then readjusted to maintain the proper shape while the
concrete sets. Steel rebar can be purchased from a number of manufacturers and is often found at construction retailers or large hardware stores.
Our Advantage:
High quality steel products from 1 class mills in China
Reasonable price
Professionalism of the products
On-time delivery
Complete documents and certificates
Sincere service to meet our clients' requirements
Product Description :
Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Package: | Standard export packing or as customer's request | ||||||||||
Application: | Construction, building, bridge, road. ect | ||||||||||
Payment terms | 1).100% irrevocable L/C at sight. | ||||||||||
Delivery time | 15-30 days after receipt of L/C or deposit by T/T | ||||||||||
Features
1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
Our service
(1) We cooperate with famous factories with advanced equipment and well trained workers.
(2) We can provide factory price with trading company service.
(3) We continuously work on the improvement of our processes, guaranteeing consistently high standards
of quality to keep none compensation.
(4) We guarantee 24 hours response and 48 hours solution providing service.
(5) We accept small order quantity before formal cooperation.
(6) We deliver the agreed quality at the agreed time, reacting to changes in customer wishes in a flexible way.
(7) Due to our volume and selling power, we have excellent freight rates with shipping lines.
(8) We strive to always be fair and honest in our dealings with customers.
(9) We strive to work together with customers to achieve much more than we can achieve alone.
(10) Through our passion and commitment we aim to be a market leader in all our key markets. To maintain
our position as market leader we must continue to add value in all that we do.
FAQ:
1.Q: What's your MOQ(minimum order quantity)?
A: One full container, mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk ..
3. Q: How can I buy CNBM products in my country?
A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country
4. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
5. Q: How long does it take to get the product if i place an order?
A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations
- Q: What are the common misconceptions about steel rebars?
- One common misconception about steel rebars is that they are prone to rusting and corrosion. However, rebars are typically made with a protective coating or are embedded within concrete, which prevents direct exposure to moisture and reduces the risk of rusting. Another misconception is that thicker rebars always provide better reinforcement. In reality, the appropriate size and spacing of rebars depend on the specific structural requirements and engineering calculations, rather than just thickness.
- Q: How are steel rebars measured and cut on construction sites?
- Steel rebars are typically measured and cut on construction sites using measuring tapes, chalk lines, and portable cutting tools such as rebar cutters or angle grinders. The rebars are accurately measured according to the required dimensions, marked with chalk lines, and then cut using the appropriate cutting tool to ensure precise lengths and shapes for construction purposes.
- Q: Can steel rebars be used in the construction of hotels and resorts?
- Yes, steel rebars can be used in the construction of hotels and resorts. Steel rebars are commonly used as reinforcement in concrete structures to provide strength and durability. In the construction of hotels and resorts, where large-scale and high-quality structures are required, steel rebars are often used to ensure the safety and stability of the buildings.
- Q: What is the maximum length of straight steel rebars available in the market?
- The maximum length of straight steel rebars available in the market can vary, but it is typically around 12 to 18 meters (40 to 60 feet).
- Q: What are the factors to consider when choosing the right steel rebar for a project?
- When selecting the appropriate steel rebar for a project, several factors need to be taken into consideration. These factors include the type of project, the structural requirements, the environment, and the specific characteristics of the rebar. One of the key factors to consider is the type of project. Different projects, such as residential buildings, bridges, or highways, have varying structural requirements. The steel rebar selected should be able to withstand the anticipated loads and stresses of the project. Additionally, the size and shape of the rebar should also align with the project's design and specifications. Structural requirements play a vital role in choosing the right steel rebar. This includes considering the required tensile strength, yield strength, and elongation properties. It is crucial to select a rebar that can provide the necessary strength and durability to ensure the structural integrity of the project. The environment in which the project will be located is another significant factor. If the project is exposed to corrosive elements, such as saltwater or chemicals, it is important to choose a rebar with corrosion-resistant properties. This can prevent premature deterioration and maintain the longevity of the structure. Furthermore, the specific characteristics of the rebar need to be evaluated. This includes the grade of the steel, which determines its strength and ductility. Different grades, such as ASTM A615 or ASTM A706, have distinct properties that suit various applications. The surface finish of the rebar, such as plain or deformed, also affects its bonding ability with concrete. Other factors that should be taken into account include the availability and cost of the steel rebar. It is crucial to ensure that the selected rebar is readily available and can be obtained in the required quantities and sizes. Additionally, the cost of the rebar should align with the project's budget constraints. In conclusion, when choosing the right steel rebar for a project, it is essential to consider factors such as the type of project, structural requirements, environmental conditions, and specific characteristics of the rebar. By carefully considering these factors, one can select the most suitable steel rebar that ensures the durability and longevity of the structure.
- Q: Can steel rebars be used in the construction of religious buildings?
- Yes, steel rebars can be used in the construction of religious buildings. Steel rebars provide structural strength and reinforcement to concrete, making them suitable for various types of construction, including religious buildings.
- Q: How do steel rebars provide reinforcement in concrete?
- Steel rebars provide reinforcement in concrete by adding tensile strength to the concrete structure. When concrete is under tension, it tends to crack and fail. However, by embedding steel rebars within the concrete, they resist the tensile forces and prevent the cracks from propagating. This reinforcement ensures that the concrete structure remains strong, durable, and capable of withstanding various loads and stresses.
- Q: How are steel rebars bent during construction?
- Specialized tools and equipment are utilized during construction to bend steel rebars. In order to ensure accuracy and meet the required specifications, the process involves multiple steps. Initially, rebars are selected based on the project's design and structural requirements. These rebars are typically composed of carbon steel and are available in various sizes and lengths. Initially, they are straight and must be bent to the specific shape and dimensions needed for construction. To accomplish this, construction workers employ either a bending machine or a hydraulic bender. These machines possess rollers or dies that exert pressure on the rebar, resulting in the desired shape. The machine is adjusted to the desired angle and radius of the bend. Before initiating the bending process, the rebars are marked with measurements and reference points to guarantee precision. The operator then places the rebar into the bending machine, aligning it with the reference points. Activation of the machine causes the rollers or dies to apply force gradually, bending the rebar to the desired shape. For more intricate bends or shapes, multiple bends might be necessary. In such cases, the rebar is bent incrementally, and the operator adjusts the machine after each bend to achieve the desired shape. It is crucial to recognize that rebars possess specific bending limits to prevent breakage or loss of structural integrity. Construction workers must adhere to these limits and ensure that the rebars are not over-bent, as this could compromise the strength and safety of the structure. Overall, the process of bending steel rebars during construction involves employing specialized equipment, precise measurements, and skilled operators to achieve the required shapes and dimensions for the project.
- Q: Are steel rebars suitable for use in high-temperature applications?
- High-temperature applications are generally not suitable for the use of steel rebars. Despite being a strong and durable material, steel has limitations when exposed to high temperatures. It can undergo a significant reduction in strength and even a loss of structural integrity, leading to potential failures. When subjected to high temperatures, steel goes through a process known as thermal expansion, which can weaken and deform it. This phenomenon is particularly noticeable in rebars, which are commonly used to reinforce concrete structures. The high temperatures cause the rebars to expand, exerting excessive pressure on the surrounding concrete. This pressure can result in cracks and potentially compromise the stability of the structure. Furthermore, prolonged exposure to high temperatures can cause a loss of the steel's mechanical properties, including its tensile strength and load-bearing capacity. As a result, the rebars become less effective in resisting external forces and reinforcing the concrete. For this reason, it is generally recommended to consider alternative materials, such as stainless steel or special alloys, for high-temperature applications. These materials are specifically designed to withstand elevated temperatures without compromising their structural integrity. To ensure safety and structural stability, it is important to consult with experts and engineers who are familiar with high-temperature applications in order to determine the most suitable materials for specific projects.
- Q: What are the guidelines for handling and installing steel rebars in construction sites?
- The guidelines for handling and installing steel rebars in construction sites typically include the following: 1. Storage: Steel rebars should be stored on a flat and dry surface, preferably on elevated racks to prevent contact with the ground and avoid rusting or damage. 2. Transportation: Rebars should be moved using appropriate lifting equipment, such as cranes or forklifts, to prevent excessive bending or mishandling. 3. Inspection: Rebars should be inspected for any defects, such as bends, cracks, or excessive rust, before installation. Damaged rebars should not be used. 4. Cutting and bending: Rebars should be cut and bent using appropriate tools and equipment, following the specifications and dimensions provided in the construction plans. 5. Placement: Rebars should be placed accurately and securely within the concrete structures, ensuring proper alignment and spacing as per the design requirements. 6. Tying: Rebars should be securely tied together using wire or approved tying methods at the intersections to maintain the desired positions during concrete pouring. 7. Embedment: Rebars should be properly embedded within the concrete to ensure sufficient coverage, typically complying with the minimum concrete cover specified in the design. 8. Safety: Adequate personal protective equipment (PPE), such as gloves and safety boots, should be worn by workers during rebars handling and installation to prevent injuries. It is important to note that specific construction projects and local regulations may have additional guidelines or requirements for handling and installing steel rebars. Therefore, it is crucial to refer to the project specifications and consult with relevant experts or authorities for comprehensive guidelines.
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Steel deformed bar good quality for constraction
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19452 m.t./month
OKorder Service Pledge
OKorder Financial Service
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