Iron Rods For Construction/Concrete Material
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
8-32
Length:
12
Net Weight:
10
Iron Rods For Construction/Concrete Material
Iron Rods For Construction/Concrete Material
| Standard & Grade: | GB1499-98 : HRB335,HRB400,HRB500 |
| BS4449-1997 : GR460,GR500 | |
| CAN/CSA-G30.18-M92 : 400W | |
| ASTM A615 : Gr.40, Gr.60 | |
| Diameter: | 6mm;8mm;10mm;12mm;14mm;16mm;18mm;20mm;22mm;25mm;28mm;30mm;32mm;35mm;40mm |
| Length: | 6m,9m,12m |
| Packing: | Bundle packing |
| Origin: | China |
| Application: | Construction,Road,Machinery processing,Welding fields. |
| Delivery time: | 10-25 days |
| Shipment: | By bulk vessel or Container |
| Documents: | Mill Test Certificate,Commercial Invoice,Packing List,Certificate of Origin |
Company Introduction of the Iron Rods For Construction/Concrete Material
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
Packaging & Delivery of the Iron Rods For Construction/Concrete Material
| Packaging Detail | Sea worthy packing /as per customer's packing instruction |
| Delivery Detail | 15 ~ 40 days after receiving the deposit |
FAQ
| Are you a trading company or manufacturer? | Manufacturer |
| What’s the MOQ? | 1000m2 |
| What’s your delivery time? | 15-20 days after downpayment received |
| Do you Accept OEM service? | Yes |
| what’s your delivery terms? | FOB/CFR/CIF |
| What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
| Western Union acceptable for small amount. | |
| L/C acceptable for large amount. | |
| Scrow ,Paybal,Alipay are also ok | |
| Why choose us? | Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. |
| What's your available port of Shipment? | Main Port, China |
| What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
| Where are your Market? | Covering more than 160 countries in the world |
- Q: How do steel rebars improve the strength and durability of concrete?
- Steel rebars improve the strength and durability of concrete by providing reinforcement and resistance to tension forces. When embedded within the concrete, rebars act as a skeleton, distributing the load and preventing cracks from expanding. This enhances the overall structural integrity, increases the flexural strength, and reduces the risk of failure in concrete structures, making them more resilient and long-lasting.
- Q: How are steel rebars used in reinforcement cages?
- Steel rebars are used in reinforcement cages by being placed in a predetermined arrangement and securely tied together. These rebars provide strength and stability to concrete structures, ensuring they can withstand heavy loads and resist cracks or fractures. The cages are typically integrated into the concrete framework, reinforcing it and enhancing its overall durability and structural integrity.
- Q: Do l 8, three grade steel have discs?
- Yes, but because of the higher grade of the three screw thread, they are straight bars. It's not necessary to use grade three for 8 mm.
- Q: How do steel rebars perform in extreme weather conditions?
- Steel rebars perform well in extreme weather conditions. The steel's strength and durability allow it to withstand both high and low temperatures, as well as intense wind, rain, and snow. This makes steel rebars a reliable choice for construction projects in areas prone to hurricanes, storms, and other extreme weather events.
- Q: What is the role of steel rebars in reducing concrete creep?
- Concrete creep, the gradual deformation of concrete over time under sustained loading, is significantly reduced by the incorporation of steel rebars. These high-strength reinforcement bars enhance the structural integrity and durability of concrete structures by providing tensile strength to counteract the forces that cause creep. Under sustained loads, concrete experiences internal stresses that can lead to creep. However, the presence of steel rebars helps distribute these stresses more evenly throughout the structure, acting as reinforcement to absorb and redistribute the tensile forces and minimize concrete deformation. Additionally, steel rebars improve the bond between concrete and reinforcement, ensuring they work together as a composite material. This bond prevents the formation of cracks, which can contribute to creep. Moreover, steel rebars enhance the overall stiffness and rigidity of concrete structures, resisting the deformation caused by creep and maintaining stability over time. In conclusion, steel rebars play a crucial role in reducing concrete creep by providing tensile strength, distributing internal stresses, improving the bond between concrete and reinforcement, and enhancing overall stiffness. Engineers can effectively mitigate the effects of creep and ensure long-term performance and durability by incorporating steel rebars into concrete structures.
- Q: Can steel rebars be used in soundproof structures?
- Steel rebars can be used in soundproof structures, but they are not the sole component responsible for soundproofing. Steel rebars are primarily used for reinforcement in concrete structures, such as walls or floors. While they can help in reducing sound transmission to some extent, additional soundproofing materials and techniques are necessary to achieve effective soundproofing. To create a soundproof structure, several factors need to be considered. One important factor is the mass of the structure. Steel rebars, being heavy and dense, contribute to increasing the mass of the structure, which helps in reducing sound transmission. However, the effectiveness of soundproofing also depends on the overall design, construction techniques, and the incorporation of other sound-absorbing materials. To enhance the soundproofing capabilities of a structure, other materials can be added, such as acoustic insulation, soundproofing panels, or resilient channels. Acoustic insulation materials, such as mineral wool or acoustic foam, can be installed within the walls or floors to absorb sound waves and prevent them from traveling through the structure. Soundproofing panels can also be added to surfaces to reflect or absorb sound waves, further reducing noise transmission. Moreover, proper construction techniques should be employed to ensure that there are no gaps or air leaks that could allow sound to pass through. Using resilient channels, which isolate the structure from the surrounding surfaces, can also help in reducing sound transmission. In conclusion, while steel rebars can contribute to soundproofing a structure by increasing its mass, they alone are not sufficient to create a completely soundproof environment. Effective soundproofing requires a combination of design, construction techniques, and the incorporation of additional sound-absorbing materials to achieve the desired level of sound reduction.
- Q: What is the quality difference between round bar and screw steel?
- Different grades of steel (different chemical composition). Round steel (HPB235) is carbon steel, steel is Q235; thread steel is low alloy steel; HRB335 grade steel is 20MnSi (20 manganese silicon); HRB400 grade steel bars are 20MnSiV or 20MnSiNb or 20MnTi etc.;
- Q: What is the process of bending steel rebars into shapes other than straight bars?
- To create shapes other than straight bars, steel rebars undergo a series of steps and techniques. Initially, measurement and marking are carried out to identify the desired bending points and angles. A measuring tape, square, and marker are typically utilized for this purpose. Following this, the rebars are fastened within a bending machine or a manual bending tool. The bending machine comprises a bending head and a bending table as its primary components. The rebars are positioned on the bending table, while the bending head is adjusted to the desired angle and position. Once the rebars are securely placed, the bending process commences. Manual tools like a rebar bender or cutter can be utilized for smaller rebars. These tools enable the worker to exert force and bend the steel rebar into the desired shape. For larger rebars or intricate shapes, a hydraulic bending machine is often employed. This machine employs hydraulic pressure to bend the rebars, allowing for enhanced precision and control. The operator can modify the bend's angle and radius to achieve the desired shape. Throughout the bending process, it is crucial to prevent overstressing or damaging the rebars. Excessive bending can weaken the rebars and jeopardize their structural integrity. Hence, it is essential to adhere to the bending specifications and guidelines provided by engineers and construction standards. Once the rebars have been bent into the desired shape, they are typically inspected for any defects or imperfections. This inspection ensures that the rebars conform to the required standards and can be safely utilized in construction projects. In conclusion, the process of bending steel rebars into shapes other than straight bars involves measurement and marking, securing the rebars in a bending machine, applying force or hydraulic pressure to bend the rebars, and inspecting the final product for quality assurance. This process necessitates precision, skill, and adherence to safety guidelines to ensure the rebars can withstand the intended structural loads.
- Q: Do steel rebars have any specific markings or codes?
- Yes, steel rebars have specific markings and codes that indicate their properties and characteristics. These markings or codes are typically engraved or painted on the surface of the rebar and provide information about the manufacturer, grade, size, and type of the rebar. They are essential for identifying and ensuring the correct usage of rebars in construction projects.
- Q: Can steel rebars be used in reinforced concrete structures?
- Yes, steel rebars can be used in reinforced concrete structures. Rebars are commonly used to provide tensile strength to concrete, which is otherwise weak in tension. The steel rebars are embedded within the concrete to enhance its structural strength and durability.
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Iron Rods For Construction/Concrete Material
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 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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