GB Standard HRB400, 500 Hot Rolled Deformed Steel Rebars
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
OKorder is offering GB Standard HRB400, 500 Hot Rolled Deformed Steel Rebars 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
GB Standard HRB400, 500 Hot Rolled Deformed Steel Rebars are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's GB Standard HRB400, 500 Hot Rolled Deformed Steel Rebars are durable, strong, and wide variety of sizes.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: HRB400 500etc
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
Deformed Steel Bar | ||
Diameter (MM) | Cross Sectional Area (MM2) | Theorectical Weight (KG/M) |
6 | 28.27 | 0.222 |
8 | 50.27 | 0.395 |
10 | 78.54 | 0.617 |
12 | 113.1 | 0.888 |
14 | 153.9 | 1.21 |
16 | 201.1 | 1.58 |
18 | 254.5 | 2 |
20 | 314.2 | 2.47 |
22 | 380.1 | 2.98 |
25 | 490.9 | 3.85 |
28 | 615.8 | 4.83 |
32 | 804.2 | 6.31 |
36 | 1018 | 7.99 |
40 | 1257 | 9.87 |
HRB335
Grade | Technical data of the original chemical composition (%) | |||||||
C | Mn | Si | S | P | B | |||
HRB335 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥335 | ≥490 | ≥16 | ||||||
HRB400
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 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥400 | ≥570 | ≥14 | ||||||
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: 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.
Q3: what is the difference between actual weight and theoretical weight?
A3: All the section steel has two weights: actual weight and theoretical weight. Actual weight is the weighing out when the product delivered from the mill. Theoretical weight is calculated by pieces. The invoice can be based on each of them as your request.
Images:
- Q:Can steel rebars be used in combination with other reinforcement materials?
- Yes, steel rebars can be used in combination with other reinforcement materials in construction projects. Steel rebars are commonly used in reinforced concrete structures to provide tensile strength and enhance the overall structural integrity. However, in some cases, additional reinforcement materials may be required to meet specific design requirements or address unique construction challenges. For instance, in high seismic areas, where flexibility and ductility are crucial, steel rebars can be combined with other materials such as fiber-reinforced polymer (FRP) bars or carbon fiber-reinforced polymer (CFRP) strips. These materials offer enhanced strength and flexibility, helping to improve the structure's resistance to seismic forces. Moreover, in situations where corrosion is a concern, steel rebars can be used in combination with corrosion-resistant materials like stainless steel rebars or epoxy-coated rebars. These materials create a protective barrier, preventing the steel rebars from coming in direct contact with moisture and corrosive agents. Additionally, in some specialized applications such as precast concrete elements or composite structures, steel rebars can be used alongside other reinforcement materials like prestressed tendons or structural fibers. This combination allows for the redistribution of loads and ensures optimal structural performance. In summary, steel rebars can be effectively combined with other reinforcement materials to meet specific construction requirements, enhance structural performance, and address challenges related to seismic activity, corrosion, or specialized applications.
- Q:What is the diameter range of steel rebars?
- The diameter range of steel rebars typically varies from 6 millimeters to 50 millimeters.
- Q:What are the advantages of using corrosion-resistant steel rebars?
- The advantages of using corrosion-resistant steel rebars are that they provide increased durability, longer lifespan, reduced maintenance costs, and enhanced structural integrity in reinforced concrete structures.
- Q:What are the common sizes of steel rebars?
- The common sizes of steel rebars vary depending on the application, but some of the most commonly used sizes include #3 (3/8 inch), #4 (1/2 inch), #5 (5/8 inch), #6 (3/4 inch), and #8 (1 inch).
- Q:What grade of reinforcement is used for cast-in-place floorslab?
- Compared with the floor slab, the cast-in-place concrete can strengthen the integrity and the seismic resistance of the building, and has greater bearing capacity. At the same time, in insulation, sound insulation, waterproof and other aspects also have certain advantages.
- Q:What is the maximum length of a steel rebar available in the market?
- The maximum length of a steel rebar available in the market can vary, but it typically ranges from 60 to 80 feet.
- Q:How do steel rebars affect the overall stability of a structure?
- Steel rebars, or reinforcing bars, play a crucial role in enhancing the overall stability of a structure. They are primarily used to reinforce concrete structures and increase their strength and durability. The inclusion of steel rebars significantly improves the structural integrity of a building or any other construction. One of the key ways steel rebars affect the overall stability of a structure is by strengthening the concrete against tensile forces. While concrete is excellent at withstanding compressive forces, it is relatively weak in resisting tension. Steel rebars, with their high tensile strength, help counteract this weakness by absorbing and distributing tensile forces throughout the structure. This prevents the concrete from cracking or collapsing under excessive tensile loads, thereby enhancing the stability. Moreover, steel rebars also improve the structural stability by enhancing the flexural strength of a structure. Flexural strength refers to a structure's ability to withstand bending or flexing without deforming or failing. By adding steel rebars to reinforced concrete beams, columns, or slabs, the overall flexural strength of the structure increases significantly. This helps prevent excessive deflection and ensures the structure can bear the loads it is subjected to, such as the weight of the building, live loads, or external forces. Additionally, steel rebars contribute to the stability of a structure by resisting shear forces. Shear forces occur when two parts of a structure slide or move in opposite directions. These forces can cause structural failure if not adequately addressed. Steel rebars, when properly placed and anchored, restrain the concrete from shearing, thus preventing potential collapse or instability. Furthermore, steel rebars also improve the stability of a structure by enhancing resistance to seismic forces. In earthquake-prone areas, the inclusion of steel rebars provides the necessary ductility and energy dissipation capacity to withstand seismic activity. The rebars act as a network of interconnected elements, distributing the seismic forces and ensuring the structure remains stable during an earthquake. In conclusion, steel rebars greatly influence the overall stability of a structure by reinforcing concrete against tensile forces, enhancing flexural strength, resisting shear forces, and improving resistance to seismic activity. Their inclusion significantly increases the strength, durability, and integrity of a construction, ensuring it can withstand various loads, forces, and potential hazards, thereby enhancing the overall stability of the structure.
- Q:How are steel rebars bent or shaped to fit specific construction requirements?
- Steel rebars are bent or shaped to fit specific construction requirements using various methods such as manual bending, mechanical bending machines, or hydraulic bending machines. These techniques involve applying force to the rebar, which causes it to bend or take on a desired shape. The specific method used depends on the complexity of the required shape and the quantity of rebars needed.
- Q:How are steel rebars connected to each other?
- Steel rebars are typically connected to each other using various methods such as overlapping, welding, or using mechanical connectors like couplers or threaded bars.
- Q:What are the guidelines for the proper spacing of steel rebars in slabs-on-grade?
- To ensure the structural integrity and longevity of the concrete slab, it is crucial to follow guidelines for spacing steel rebars in slabs-on-grade. Here are the general guidelines to be followed: 1. Concrete cover: The first consideration is the distance between the rebar surface and the concrete edge, known as the concrete cover. Local building codes or engineering standards typically specify the minimum cover requirements, which must be strictly adhered to. This cover protects the rebar from corrosion and provides fire resistance. 2. Rebar spacing: The spacing between rebars depends on the load requirements and slab dimensions. A closer spacing results in a stronger slab. However, it is necessary to maintain proper spacing to allow free flow of concrete around the rebar during pouring and ensure proper consolidation. Generally, the spacing should not exceed three times the slab thickness or 18 inches, whichever is smaller. 3. Rebar size and diameter: The selection of rebar size and diameter depends on the load requirements and design specifications. Larger loads require larger diameter rebars with increased spacing. Common rebar sizes for slabs-on-grade range from #3 (3/8 inch diameter) to #8 (1 inch diameter). 4. Rebar placement: Proper placement of rebars within the slab is critical. The rebars should be positioned at the center of the slab's thickness to ensure even load distribution. Moreover, they should be securely tied or supported to prevent displacement during concrete placement and consolidation. 5. Joint reinforcement: Construction joints are often included in slabs-on-grade to accommodate expansion and contraction. Proper reinforcement of these joints is essential for maintaining structural integrity. Joint reinforcement, such as dowel bars or tie bars, should be placed perpendicular to the joint and adequately anchored on both sides. It is important to note that these guidelines provide a general overview, and specific project requirements may vary. Consulting a structural engineer or following local building codes and industry standards is essential to ensure compliance and optimize the design of steel rebars in slabs-on-grade.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
GB Standard HRB400, 500 Hot Rolled Deformed Steel Rebars
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
New products
Hot products
Related keywords
