Hot Rolled Deformed Bar HRB400 or BS449 B500B
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering Product Description:
OKorder is offering Hot Rolled Deformed Bar HRB400 or BS449 B500B at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger
Product Advantages:
OKorder's Hot Rolled Deformed Bar HRB400 or BS449 B500B are durable, strong, and resist corrosion, exact size, regular package, chemical and mechanical properties are stable.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: BS4449
Certificates: ISO, SGS, BV, CIQ
Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,
22mm,25mm,28mm,32mm,36mm,40mm,50mm
Length: 6M, 9M,12M or as required
Packaging: Export packing, nude packing, bundled
Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
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?
Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q3: What makes stainless steel stainless?
A3: 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: How are steel rebars protected during the concrete pouring process?
- Steel rebars are typically protected during the concrete pouring process through the use of a protective coating, such as epoxy or zinc, which helps prevent corrosion and maintain their structural integrity. Additionally, proper concrete mix design and placement techniques are employed to ensure that rebars are adequately surrounded and encased in concrete, providing further protection against environmental factors.
- Q: How do steel rebars resist buckling in concrete structures?
- Due to their high strength and stiffness, steel rebars are able to resist buckling in concrete structures. When compressive forces are applied to concrete, it tends to expand laterally, leading to the formation of cracks. These cracks weaken the concrete and reduce its load-bearing capacity. However, by incorporating steel rebars into the concrete, the structure's tensile strength is greatly increased. Steel rebars, composed of strong steel alloys, possess exceptional tensile strength. When concrete is subjected to compressive forces, the rebars bear the tensile stresses within the structure. Acting as reinforcement, the rebars prevent the concrete from cracking and provide additional support to the structure. Furthermore, the presence of rebars aids in distributing the compressive forces more evenly throughout the concrete. This ensures that the load is spread over a larger area, reducing the likelihood of localized buckling. The rebars effectively enhance the overall stiffness of the structure, making it more resistant to buckling and deformation. In addition, the bond between the steel rebars and the surrounding concrete is crucial in resisting buckling. The rough surface of the rebars promotes enhanced adhesion with the concrete, creating a strong bond. This bond transfers the applied load from the concrete to the rebars, preventing the concrete from buckling and maintaining the structural integrity of the system. Overall, the combination of high tensile strength, improved load distribution, and strong bond with the concrete enables steel rebars to resist buckling in concrete structures. The presence of rebars significantly enhances the structural performance, ensuring the safety and durability of the concrete structure.
- Q: What is the difference between three - grade steel and two - grade steel?
- Therefore, in the future, the three grade rebar will be widely used, in addition, anti seismic (with E mark) thread steel will also be widely used in our daily life.
- Q: Can steel rebars be used in retaining wall construction?
- Yes, steel rebars can be used in retaining wall construction. They are commonly used to reinforce concrete walls and provide additional strength and stability to the structure. The rebars are typically embedded within the concrete to prevent cracking and increase the wall's resistance to lateral pressure from the retained soil.
- Q: Can steel rebars be used in precast concrete applications?
- Yes, steel rebars can be used in precast concrete applications. They provide structural reinforcement to the precast concrete elements, enhancing their strength and durability.
- Q: What are the different types of coatings available for steel rebars?
- There are several types of coatings available for steel rebars, including epoxy, polyethylene, zinc, and fusion bonded epoxy (FBE) coatings.
- Q: What are the common manufacturing processes for steel rebars?
- The common manufacturing processes for steel rebars include hot rolling, cold rolling, and thermomechanical treatment.
- Q: What is the allowable stress for steel rebars?
- The allowable stress for steel rebars varies depending on the specific grade or type of steel being used. However, in general, steel rebars typically have an allowable stress range of 40,000 to 60,000 pounds per square inch (psi).
- Q: How are steel rebars used in bridge construction?
- Steel rebars are used in bridge construction to provide reinforcement and strength to the concrete structures. They are embedded within the concrete to help resist tension forces, prevent cracking, and enhance the overall structural integrity of the bridge. Additionally, rebars help distribute loads evenly, increase durability, and ensure the longevity of the bridge.
- Q: What is the maximum spacing allowed between steel rebars in concrete?
- The maximum spacing allowed between steel rebars in concrete typically depends on various factors such as the structural design requirements, the intended use of the concrete structure, and the specific building codes or standards being followed. However, as a general guideline, the maximum spacing between steel rebars in concrete is often recommended to be within the range of 3 to 6 times the diameter of the rebar.
Send your message to us
Hot Rolled Deformed Bar HRB400 or BS449 B500B
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
