• Material steel rebar high quality from China System 1
  • Material steel rebar high quality from China System 2
Material steel rebar high quality from China

Material steel rebar high quality from China

Ref Price:
get latest price
Loading Port:
Guangzhou
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
19000 m.t./month

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Specification

Standard:
AISI,ASTM
Technique:
Hot Rolled
Shape:
Round
Surface Treatment:
Dry
Steel Grade:
HRB400,RHB335
Certification:
ISO,SGS
Thickness:
6-28mm
Length:
6-12m
Net Weight:
1-2mt

Rebar has ridges that bind it mechanically to the concrete with friction, it can still be pulled out of the concrete under high stresses,

an occurrence that often precedes a larger-scale collapse of the structure. To prevent such a failure, rebar is either deeply embedded

into adjacent structural members, or bent and hooked at the ends to lock it around the concrete and other rebars. This first approach increases the friction locking the bar into place while the second makes use of the high compressive strength of concrete.

 

Common rebar is made of unfinished steel, making it susceptible to rusting. As rust takes up greater volume than the iron or steel

from which it was formed, it causes severe internal pressure on the surrounding concrete, leading to cracking, spalling, and ultimately, structural failure. This is a particular problem where the concrete is exposed to salt water, as in bridges built in areas where salt is

applied to roadways in winter, or in marine applications. Epoxy-coated rebar or stainless steel rebar may be employed in these situations at greater initial expense, but significantly lower expense over the service life of the project. Fiber-reinforced polymer rebar is now also being

used in high-corrosion environments

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.

 

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.
2).30% T/T prepaid and the balance against the copy of B/L.
3).30% T/T prepaid and the balance against L/C

Delivery time

15-30 days after receipt of L/C or deposit by T/T

 

Material steel rebar high quality from China

Material steel rebar high quality from China

Packing:

In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.

Material steel rebar high quality from China

Material steel rebar high quality from China

 

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 is the role of steel rebars in the construction of sports arenas and stadiums?
Steel rebars play a vital role in the construction of sports arenas and stadiums as they provide reinforcement and structural support to concrete elements such as columns, beams, and slabs. These rebars help enhance the overall strength and stability of the structures, ensuring they can withstand the heavy loads and stresses experienced in stadiums. Additionally, steel rebars also contribute to the durability and longevity of sports arenas by preventing cracking and structural failure caused by factors like vibrations, temperature changes, and seismic activity.
Q: How to recognize high quality thread steel
When we buy rebar, we should not only look at the size of the thread steel, but also use the vernier caliper to measure whether the size meets the requirements. A lot of times, inferior thread steel through the flat flat way to deceive the buyer's vision, so from the steel reinforcement to observe the end of the steel is flat oval, meet the requirements of the thread steel is basically round.
Q: What are the different types of steel rebars used in building construction?
There are several different types of steel rebars used in building construction, each with unique properties and applications. Some of the common types include: 1. Mild Steel Rebars: These rebars are also known as black bars and are the most commonly used type. They have low carbon content and are suitable for general construction purposes. 2. High Strength Deformed (HSD) Bars: HSD bars are heat-treated rebars with a higher yield strength than mild steel rebars. They have a ribbed surface that provides better bonding with concrete, making them ideal for structures that require higher load-bearing capacity. 3. Epoxy-Coated Rebars: These rebars are coated with epoxy resin to protect against corrosion. Epoxy coating prevents the steel from coming into direct contact with moisture and chemicals, thereby increasing the lifespan of the structure. 4. Galvanized Rebars: Galvanized rebars are coated with a layer of zinc to protect against rust and corrosion. The zinc coating acts as a sacrificial layer, preventing the steel from corroding even if the coating gets damaged. 5. Carbon Steel Rebars: Carbon steel rebars are made from carbon steel and have higher tensile strength than mild steel rebars. They are commonly used in high-rise buildings and heavy construction projects. 6. Stainless Steel Rebars: Stainless steel rebars are highly resistant to corrosion and are used in structures exposed to harsh environments or chemicals. They are more expensive than other types of rebars but offer superior durability. 7. European Rebars (Euro Rebars): Euro rebars are manufactured according to European standards and have specific markings to denote their grade and properties. They are widely used in European construction projects. The choice of rebar type depends on factors such as the intended use of the structure, environmental conditions, and the required strength. It is crucial to select the appropriate type of rebar to ensure the longevity and stability of the building.
Q: Are steel rebars cost-effective?
Yes, steel rebars are cost-effective as they provide excellent strength and durability to reinforced concrete structures, resulting in long-term savings in terms of maintenance and repairs.
Q: Can steel rebars be used in pedestrian bridge construction?
Indeed, in the construction of pedestrian bridges, steel rebars can certainly be utilized. It is quite common to incorporate steel rebars as reinforcement in concrete structures, including bridges. By doing so, the structural integrity and strength of the bridge are greatly enhanced, guaranteeing its capability to withstand diverse loads and forces. Steel rebars furnish the indispensable reinforcement to counteract tension, bending, and shear forces, thus rendering them an optimal selection for pedestrian bridge construction. In addition, steel rebars possess exceptional durability and corrosion resistance, and are easily accessible, thereby establishing them as an economical and dependable alternative for bridge construction.
Q: How do steel rebars affect the construction cost of high-rise buildings?
Steel rebars can significantly affect the construction cost of high-rise buildings. As an important component of reinforced concrete structures, steel rebars provide strength and durability, ensuring the integrity and stability of the building. However, the cost of steel rebars can be high, especially in large-scale projects. The quantity and quality of rebars required, along with fluctuations in steel prices, can impact the overall construction budget. Nevertheless, considering the vital role they play in ensuring the safety and longevity of high-rise buildings, steel rebars are a necessary investment for any construction project.
Q: What are the guidelines for proper spacing and lapping of steel rebars in concrete structures?
The guidelines for proper spacing and lapping of steel rebars in concrete structures vary depending on the specific design and structural requirements. However, some general recommendations exist. The rebars should be adequately spaced to ensure proper concrete cover, allowing for corrosion protection and sufficient bond strength. Typically, the minimum spacing between parallel rebars is around 1.5 times the diameter of the larger bar or 25 mm (1 inch), whichever is greater. Lapping, or overlapping, of rebars is necessary to create a continuous load path. The length of the overlap depends on the design and the type of rebar connection being used. It is important to follow the specifications provided by structural engineers and adhere to local building codes to ensure the proper spacing and lapping of rebars in concrete structures.
Q: Are steel rebars suitable for use in industrial facilities?
Yes, steel rebars are suitable for use in industrial facilities. They provide excellent strength and durability, making them ideal for reinforcing concrete structures in such facilities. Steel rebars can withstand heavy loads and extreme conditions, ensuring the safety and long-term stability of industrial buildings and infrastructure.
Q: What is the weight of steel rebars per meter or foot?
The weight of steel rebars per meter or foot can vary based on the size and type of rebar utilized. Standard steel rebars are typically accessible in different diameters, ranging from 6mm to 50mm. By multiplying the cross-sectional area of the rebar (measured in square meters or square feet) by the density of steel (approximately 7850 kilograms per cubic meter or 0.2836 pounds per cubic inch), one can ascertain the weight per meter or foot. To provide an example, let's examine a standard rebar with a diameter of 10mm. The cross-sectional area can be determined using the formula for the area of a circle (πr²), where r represents the radius of the rebar (5mm in this case). Assuming the unit of measurement is a meter, the cross-sectional area would equal π(0.01m)² = 0.000314 square meters. By multiplying this value by the density of steel, we arrive at 0.000314m² * 7850kg/m³ = 2.464 kilograms per meter. Similarly, if we were to calculate the weight in pounds per foot, we would convert the density of steel to pounds per cubic foot (approximately 490 pounds per cubic foot) and multiply the cross-sectional area by this figure. It is important to note that weight may slightly vary depending on the specific steel grade employed. Therefore, it is advisable to consult the manufacturer's specifications or a reliable reference for precise weight calculations.
Q: Can steel rebars be bent or shaped on-site?
Yes, steel rebars can be bent or shaped on-site using specialized tools such as rebar benders or hydraulic benders. This allows the rebars to be customized and adjusted to fit the specific requirements of a construction project.

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