A615 deformed steel bar deformed steel bar

A615 deformed steel bar deformed steel bar System 1

A615 deformed steel bar deformed steel bar

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

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Packaging & Delivery

Packaging Detail:	In bundles (standard export package or as per clients' requirement)
Delivery Detail:	According to the actual order quantity

Specifications

Standard: ASTM, GB, JIS, BS, AISI
Grade: HRB400, HRB335
Application: Construction, shipping, building material

Product Description

Type	steel rebar
Standard Grade	a. GB1499.2-2007, HRB335, HRB400, etc.
	b. ASTM A615 Gr.40, Gr.60, etc.
	c. BS4449, etc. d. JISG3112-SD390
Diameter	6mm-32mm etc. as per customers' requirement
Length	6m, 8m, 9m,12m as standard
Application	Construction, shipping, building material
Packing	standard export packing, or as per customers' requirement
Quality	First quality
Delivery time	Right now after the deposit.
Others	1. our products conform to all the standards
	2. we can offer special specification products as per our customers
	3. we can offer the original mill test certificate and original product

1.Diameter:6mm-32mm
2.Material:BS4449 Grade 460B,ASTM A615 GR60
3.Length:6-12meters

1. Length: 6m-12m as standard.
2. Reputation first, best competitive price, high quality, quotes price promptly and confirm the delivery on time!

3. Application : Used for housing construction.

4. PRICE: Keep lower operating costs so as to offer competitive price for our clients.

5. Minimum Order Quantity: 300 MTS as per size.
6. Invoicing: Actual or Theoretical Weight Basis as buyer’s request.
7. Payment terms: TT payment in advance or irrevocable LC at sight.

8. Delivery time: 25-30 days after we receive your TT payment at sight

Steel Rebar / Deformed Bar / Reinforcing Bar

FAQ:

Q1: How do we guarantee the quality of our products?

A1: 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.

Q2: What makes stainless steel stainless?

A2: 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.

Q:Can steel rebars be used in coastal areas?: Yes, steel rebars can be used in coastal areas. However, it is important to note that the rebars need to be properly coated or protected against corrosion due to the higher levels of salt and moisture in coastal environments.

Q:What are the common types of coatings applied to steel rebars for corrosion protection?: The common types of coatings applied to steel rebars for corrosion protection include epoxy, zinc, and polyethylene.

Q:Are there any specific guidelines for handling and placing steel rebars in concrete?: Yes, there are specific guidelines for handling and placing steel rebars in concrete. These guidelines are outlined in various construction codes and standards, such as the American Concrete Institute (ACI) standards and the Building Code Requirements for Structural Concrete (ACI 318). These guidelines address aspects like proper handling, storage, and installation of rebars, as well as requirements for bar spacing, lap lengths, and cover thickness to ensure structural integrity and durability of the reinforced concrete. It is important to follow these guidelines to ensure the quality and safety of the concrete structure.

Q:How do steel rebars affect the overall vibration control of a structure?: Steel rebars can significantly enhance the overall vibration control of a structure. By reinforcing the concrete, rebars increase the structural stiffness and strength, reducing the amplitude of vibrations. They also help distribute and dissipate energy from dynamic loads, thus minimizing the risk of structural failure and enhancing the overall stability. Additionally, rebars can improve the damping characteristics of a structure, reducing the resonant frequencies and attenuating vibrations. Overall, the presence of steel rebars in a structure plays a crucial role in enhancing its vibration control capabilities.

Q:What are the different types of steel rebars used in high-rise buildings?: High-rise buildings commonly utilize various types of steel rebars due to their strength and durability. These include: 1. Mild Steel Rebars, also known as black bars, are frequently used in construction. They possess a low carbon content and are easily weldable, making them ideal for reinforcing concrete structures. 2. High Strength Deformed (HSD) Steel Rebars have a higher tensile strength than mild steel rebars. They are created through cold twisting or stretching of mild steel bars, resulting in a deformed pattern on the surface that enhances bonding with concrete. 3. Corrosion-Resistant Steel Rebars are utilized in high-rise buildings located in coastal areas or regions with high humidity. They are coated with epoxy or galvanized to protect against moisture and corrosive elements, preventing rust and deterioration. 4. Carbon Steel Rebars, made of carbon steel, have a higher carbon content compared to mild steel rebars. They offer excellent tensile strength and are often employed in high-rise buildings that require additional reinforcement. 5. Stainless Steel Rebars are highly resistant to corrosion and can endure extreme weather conditions. They are commonly used in high-rise buildings that necessitate long-term durability and protection against rust. 6. TMT (Thermo-Mechanically Treated) Steel Rebars are manufactured by subjecting mild steel bars to a combination of heat treatment and mechanical deformation. This process imparts superior strength and ductility to the rebars, making them suitable for high-rise buildings where seismic resistance is crucial. Each type of steel rebar possesses distinct properties and advantages, enabling engineers and construction professionals to select the most suitable type based on the requirements and specifications of the high-rise building project.

Q:What is the role of steel rebars in minimizing cracking due to shrinkage?: The role of steel rebars in minimizing cracking due to shrinkage is to provide reinforcement and strength to concrete structures. By placing steel rebars within the concrete, they act as a framework that helps distribute the tensile forces caused by shrinkage. This prevents the concrete from cracking and ensures the overall stability and durability of the structure.

Q:What are the main properties of steel rebars?: Steel rebars, also referred to as reinforcing bars, play a vital role in reinforced concrete structures due to their numerous advantageous characteristics. Firstly, steel rebars possess a high tensile strength, which enables them to withstand substantial pulling forces and effectively reinforce concrete to prevent cracking and structural failure. Secondly, steel rebars exhibit exceptional ductility, meaning they can deform under stress without fracturing. This flexibility allows them to absorb energy during seismic events or extreme loads, enhancing the overall performance and resilience of the reinforced concrete. Moreover, steel rebars are manufactured with a protective layer, such as epoxy or galvanized coating, to ensure corrosion resistance. This property is crucial as exposure to moisture, chloride ions, and other corrosive elements can significantly weaken the rebars and compromise the structural integrity. In addition, steel rebars can be easily welded together, facilitating efficient and effective construction. This feature enables the rebars to be connected seamlessly, forming a continuous and robust reinforcement network that enhances the overall strength and stability of the concrete structure. Furthermore, steel rebars possess thermal compatibility with concrete, meaning they have similar expansion and contraction properties. This characteristic minimizes the risk of cracking or structural damage caused by temperature changes, ensuring the long-term durability and stability of reinforced concrete structures. Lastly, steel rebars are widely available and relatively cost-effective compared to alternative reinforcing materials. This affordability, combined with their exceptional mechanical properties, makes them a popular choice for structural reinforcement in various construction projects. In conclusion, steel rebars offer high tensile strength, ductility, corrosion resistance, weldability, thermal compatibility, and cost-effectiveness. These properties are indispensable for providing structural strength and durability to reinforced concrete structures.

Q:How are steel rebars used in reinforcement cages?: Steel rebars are used in reinforcement cages to provide strength and stability to concrete structures. They are placed in a grid-like pattern and then tied together to form a cage-like structure. These rebars help to distribute the load evenly throughout the structure, preventing cracks and improving its overall strength.

Q:Can steel rebars be used in coastal construction?: Yes, steel rebars can be used in coastal construction. Steel rebars are commonly used in construction projects, including in coastal areas where they provide crucial reinforcement to concrete structures. The steel rebars are typically coated or treated to prevent corrosion from the saltwater and other coastal elements, ensuring their durability and longevity in coastal environments.

Q:What are the different types of coatings available for protecting steel rebars?: There are several types of coatings available for protecting steel rebars, including epoxy coatings, polyurethane coatings, zinc coatings, and galvanized coatings. These coatings provide a barrier against corrosion, extending the lifespan of the rebars and ensuring their structural integrity in various environments.

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