High Tensile Deformed Steel Rebar Factory Price
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 18000 m.t./month
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Specification
Standard:
AISI,ASTM,JIS,EN
Technique:
Hot Rolled
Shape:
Round
Surface Treatment:
Dry
Steel Grade:
RHB335,HRB400
Certification:
ISO,SGS
Thickness:
6-38MM
Length:
6-12M
Net Weight:
1-2MT
Most grades of steel used in rebar cannot accept welding; such as, to adjacent steel plates or as means to bind
single pieces of rebar together. However, special grades of rebar steel and welding rods make welding by expert
welders possible.
To prevent workers from accidentally impaling themselves, the protruding ends of steel rebar are often bent over or
covered with special plastic "mushroom" caps.
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 | ||||||||||
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: Are steel rebars suitable for use in structures with high impact resistance requirements?
- Steel rebars are commonly used in construction due to their high tensile strength and ability to withstand heavy loads. However, when it comes to structures with high impact resistance requirements, steel rebars may not be the most suitable choice. While steel rebars are strong, they have limited impact resistance compared to other materials such as fiberglass or carbon fiber. In structures that are prone to high impact loads, such as bridges, earthquake-resistant buildings, or structures subject to heavy machinery or vehicle collisions, alternative materials may be more appropriate. Fiberglass rebars, for example, offer enhanced impact resistance due to their flexibility and ability to absorb energy without fracturing. They also have a higher strength-to-weight ratio compared to steel rebars. Carbon fiber rebars, on the other hand, possess exceptional impact resistance and are often used in aerospace and military applications. In conclusion, while steel rebars are a reliable choice for many structural applications, structures with high impact resistance requirements may benefit from the use of alternative materials such as fiberglass or carbon fiber rebars. It is important to carefully consider the specific needs and demands of the structure to ensure its durability and safety.
- Q: What is the process of testing the quality of steel rebars?
- The process of testing the quality of steel rebars involves several steps to ensure their compliance with industry standards and specifications. 1. Visual Inspection: This initial step involves a visual examination of the rebars to identify any visible defects, such as cracks, surface irregularities, or improper dimensions. 2. Chemical Composition Analysis: A sample of the steel rebars is taken and subjected to chemical analysis to determine its composition, including the percentage of carbon, manganese, sulfur, phosphorus, and other elements. This analysis ensures that the steel meets the required composition standards for strength and durability. 3. Tensile Strength Test: A tensile strength test is conducted to measure the maximum amount of stress that the steel rebars can withstand without deformation or failure. This is achieved by applying a gradually increasing load to a sample of the rebar until it breaks. The tensile strength is then determined by dividing the breaking load by the cross-sectional area of the sample. 4. Bend Test: In the bend test, a sample of the rebar is bent to a specified angle without any cracks or fractures occurring. This test evaluates the rebar's ductility, which is crucial for its ability to withstand bending and shaping during construction. 5. Weldability Test: If the steel rebars are intended for use in welded structures, a weldability test is performed. This test assesses the ability of the rebars to be welded without any issues, such as cracking or loss of strength. 6. Dimensional and Weight Inspection: The rebars are measured for their dimensions, including length, diameter, and weight, to ensure compliance with the required specifications. Any deviations may indicate a potential quality issue. 7. Corrosion Resistance Test: Steel rebars are often exposed to harsh environmental conditions, including moisture and corrosive substances. Therefore, a corrosion resistance test is conducted to evaluate the rebar's ability to withstand corrosion over time. This test is typically carried out by subjecting the rebars to a corrosive environment or by using accelerated corrosion testing methods. 8. Non-Destructive Testing (NDT): NDT techniques, such as ultrasonic testing, magnetic particle inspection, or radiographic testing, may be employed to detect any internal defects or irregularities that are not visible to the naked eye. These tests help ensure the integrity and quality of the rebars. 9. Certification and Documentation: Once all the tests are completed and the steel rebars meet the required standards, they are certified and documented accordingly. This documentation serves as evidence of the quality and compliance of the rebars and is crucial for construction projects to ensure safety and durability. By following these comprehensive testing procedures, the quality of steel rebars can be thoroughly assessed, providing assurance to builders, engineers, and end-users that the steel rebars meet the necessary quality standards for their intended applications.
- Q: What is the role of steel rebars in load-bearing structures?
- The role of steel rebars in load-bearing structures is to provide reinforcement and increase the overall strength and durability of the structure. Steel rebars are embedded within concrete to enhance its tensile strength, as concrete alone is weak in tension. By distributing and resisting the applied loads, rebars help prevent cracks and failures, ensuring the stability and longevity of the load-bearing structure.
- Q: Are steel rebars suitable for use in earthquake-prone regions?
- Yes, steel rebars are suitable for use in earthquake-prone regions. Steel rebars are commonly used in the construction industry to reinforce concrete structures, making them stronger and more resistant to the forces generated by earthquakes. The ductile nature of steel allows it to absorb and distribute the energy produced during an earthquake, thereby reducing potential damage. Furthermore, steel rebars enhance the overall structural integrity of buildings, making them more capable of withstanding seismic activities. Additionally, steel rebars can be designed and installed in a way that meets seismic design codes and standards specific to earthquake-prone regions, ensuring the safety of the structures. Overall, steel rebars are an effective and reliable choice for reinforcing buildings in earthquake-prone regions.
- Q: Are steel rebars resistant to chemicals?
- Yes, steel rebars are generally resistant to chemicals. Steel is known for its high strength and durability, and it can withstand exposure to various chemicals without significant deterioration. However, the level of resistance may vary depending on the specific chemical and the concentration or duration of exposure. In general, steel rebars are highly resistant to common chemicals found in construction materials and environments, such as water, concrete additives, and standard cleaning agents. They are also resistant to many acids, alkalis, and organic solvents. However, some aggressive chemicals like strong acids or oxidizing agents may cause corrosion or damage to steel rebars over time. Therefore, it is important to consider the specific chemical environment when selecting and using steel rebars, and take appropriate measures to protect them if necessary, such as using protective coatings or corrosion inhibitors.
- Q: Are there any alternatives to steel rebars?
- There are multiple options available instead of steel rebars. One such option is the utilization of fiber-reinforced polymer (FRP) rebars, which consist of high-strength fibers embedded in a polymer matrix. FRP rebars present various advantages over traditional steel rebars, such as resistance to corrosion, high tensile strength, and lightweight characteristics. Moreover, they are non-magnetic and electrically non-conductive, making them appropriate for areas with concerns regarding electromagnetic interference. Another alternative is the employment of basalt rebars, which are manufactured from fibers derived from basalt rock. Basalt rebars offer similar benefits to FRP rebars, including corrosion resistance and high tensile strength. Furthermore, certain manufacturers have developed alternative materials like bamboo, carbon fiber, and glass fiber rebars, which have also displayed potential in specific applications. Nevertheless, it is crucial to consider that the selection of alternative rebars depends on the specific requirements of a project, and factors like cost, availability, and adherence to local building codes should be taken into account when choosing an alternative to steel rebars.
- Q: How are steel rebars tested for quality and strength?
- Steel rebars are tested for quality and strength through a series of standardized tests. These tests ensure that the rebars meet the required standards and can withstand the expected loads and stresses. One common test is the Tensile Test, which measures the maximum amount of stress a rebar can withstand before it breaks. In this test, a sample rebar is pulled until it fractures, and the force required to break it is measured. This test provides valuable information about the rebar's ultimate tensile strength, yield strength, and elongation. Another important test is the Bend Test, which evaluates the rebar's ductility and ability to withstand bending without breaking. In this test, a sample rebar is bent to a specific angle, and any cracks or fractures are closely examined. The rebar is deemed acceptable if it doesn't show any signs of failure. Additionally, Chemical Analysis is performed to determine the chemical composition of the rebar. This test ensures that the steel meets the required chemical composition standards, as different compositions can affect the rebar's strength and durability. Furthermore, the Dimensional Test checks the dimensions, weight, and shape of the rebar to ensure they comply with the specified standards. Any deviations from the required measurements can compromise the rebar's structural integrity. Moreover, the rebar's Surface Condition is examined visually to assess any signs of rust, cracks, or other defects that may affect its performance. Proper surface condition is crucial as it ensures good bonding with the surrounding concrete. Finally, some rebars undergo Non-Destructive Testing such as ultrasonic testing or magnetic particle inspection to detect any hidden defects or cracks that may not be visible to the naked eye. Overall, these testing methods are employed to ensure that steel rebars have the required quality and strength to be used in construction projects, providing the necessary reinforcement for reinforced concrete structures.
- 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: How to calculate the theory of steel thread?
- Calculation method: diameter * diameter *.00617*12 meters * one package of roots = a bundle of weight.
- Q: How do steel rebars affect the workability of concrete?
- Steel rebars can have a significant impact on the workability of concrete. Firstly, the presence of steel rebars in concrete helps to increase its strength and structural integrity. The rebars act as reinforcement by absorbing and redistributing tensile forces, preventing the concrete from cracking or collapsing under load. However, the addition of steel rebars also affects the workability of concrete in several ways. Firstly, the presence of rebars reduces the workability or slump of the concrete mix. This means that the concrete becomes less fluid and more difficult to handle, especially during pouring and placement. The rebars create obstacles and hinder the flow of concrete, requiring more effort to properly place and compact the mixture. Furthermore, the presence of steel rebars can lead to issues such as segregation and segregation of concrete. Segregation occurs when the heavier rebars cause the aggregate to settle at the bottom, resulting in an uneven distribution of components in the mixture. This can affect the strength and durability of the concrete. Moreover, the presence of rebars may require additional measures to ensure proper bond between the steel and concrete. Adequate cover depth and proper placement of rebars are crucial to ensure that the rebars are fully embedded in the concrete, providing the necessary reinforcement. Failing to achieve proper bond can compromise the strength and structural integrity of the concrete. In conclusion, steel rebars have both positive and negative effects on the workability of concrete. While they enhance the strength and durability of the concrete, they also reduce its workability and require additional considerations during the mixing and placement process. Proper planning and execution are necessary to ensure that the rebars are incorporated effectively and do not hinder the overall workability and performance of the concrete.
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High Tensile Deformed Steel Rebar Factory Price
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 18000 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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