Steels Manufacture Building Material with Good Quality on Hot Sale
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 1000 m.t/month
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1.Packaging & Delivery
Packaging Detail: | in bundles or as customer's requirement |
Delivery Detail: | Within 30days after receiving your deposit or copy of L/C |
2.Specifications
HRB400,HRB500 Steel Rebars
1.China direct supplier
2.Best service
3.Competitive price
4.Quantity assured
3.Product Description
Name | High Tensile Export Reinforcing Steel Bar ,Deformed Steel Bar ,HRB400B,HRB,46B,HRB500 Building Construction Material |
Standard | ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112 |
Grade | A615 Gr40/60/75 BS 4449 Gr460,B500 GB HRB335,HRB400 ,HRB500
JIS G3112 SD390
|
Diameter | 6mm-40mm |
Length | 6-12m |
Technique | Low temperature hot-rolling reinforcing deformed steel rebar |
Tolerance | As the standard or as your requirement |
Application | Building, construction, road, bridge,etc |
Certificated | BV |
MOQ | 500tons per size steel rebar |
Packing details | Steel rebar packed in bundle or as your requirement |
Delivery | Within 30 days after deposit |
Payment | T/T or L/C |
4.Chemical Composition
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 | ≥470 | ≥14 |
Grade | Technical data of the original chemical composition (%) | |||||||
C | Mn | Si | S | P | V | |||
HRB500 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | ||
Physics capability | ||||||||
≥500 | ≥630 | ≥12 |
5. Theorectical weight
Diameter (MM) | Cross Sectional Area (MM2) | Theorectical Weight (KG/M) | Weight of 12M Bar (KG) | A Ton Contains 12M Bars (PCS) |
6 | 28.27 | 0.222 | 2.664 | 375.38 |
8 | 50.27 | 0.395 | 4.74 | 210.97 |
10 | 78.54 | 0.617 | 7.404 | 135.06 |
12 | 113.1 | 0.888 | 10.656 | 93.84 |
14 | 153.9 | 1.21 | 14.52 | 68.87 |
16 | 201.1 | 1.58 | 18.96 | 52.74 |
18 | 254.5 | 2 | 24 | 41.67 |
20 | 314.2 | 2.47 | 29.64 | 33.74 |
22 | 380.1 | 2.98 | 35.76 | 27.96 |
25 | 490.9 | 3.85 | 46.2 | 21.65 |
28 | 615.8 | 4.83 | 57.96 | 17.25 |
32 | 804.2 | 6.31 | 75.72 | 13.21 |
36 | 1018 | 7.99 | 98.88 | 10.43 |
40 | 1257 | 9.87 | 118.44 | 8.44 |
- Q: How do steel pipes handle ground settlement?
- Steel pipes are generally robust and durable, making them well-suited for handling ground settlement. The flexibility and strength of steel allow the pipes to withstand the shifting and settling of the ground without significant damage. Steel pipes have a high resistance to deformation, which means they can maintain their shape and structural integrity even when the ground settles or moves. When the ground settles, steel pipes can accommodate the movement by flexing and bending slightly. This flexibility allows them to adjust to changes in the ground without breaking or cracking. Additionally, steel pipes are often designed with joints that can absorb and distribute stress caused by ground settlement. Furthermore, steel pipes have a smooth interior surface that minimizes friction and resistance to the flow of materials. This feature is particularly important when the ground settles because it reduces the likelihood of clogs or blockages due to debris or sediment settling in the pipes. In summary, steel pipes are well-equipped to handle ground settlement due to their strength, flexibility, and resistance to deformation. They can adapt to the movement of the ground without compromising their structural integrity, making them a reliable choice for various applications, including underground infrastructure and pipeline systems.
- Q: What are the common sizes of steel pipes?
- The common sizes of steel pipes vary widely, but some common diameters range from 1/8 inch to 36 inches, with wall thicknesses typically ranging from Schedule 10 to Schedule 160.
- Q: How are steel pipes coated for aesthetic purposes?
- Steel pipes can be coated for aesthetic purposes through various methods such as painting, powder coating, or using decorative finishes like chrome plating. These coatings not only enhance the appearance of the steel pipes but also provide protection against corrosion and increase their durability.
- Q: What is the pressure rating of steel pipes?
- The pressure rating of steel pipes varies depending on the specific grade and size of the pipe. However, steel pipes are known for their high strength and durability, allowing them to withstand high-pressure applications.
- Q: Can steel pipes be used for underground electrical conduits?
- Yes, steel pipes can be used for underground electrical conduits. Steel pipes are durable, strong, and resistant to external forces, making them suitable for protecting electrical wiring in underground installations. Additionally, steel pipes offer excellent corrosion resistance, ensuring the longevity and safety of the electrical system.
- Q: Can steel pipes be used for conveying slurries or abrasive materials?
- Yes, steel pipes can be used for conveying slurries or abrasive materials. Steel pipes are known for their strength and durability, making them suitable for handling heavy-duty applications. They are resistant to wear, corrosion, and impact, which makes them ideal for conveying abrasive materials or slurries that contain solids or particles. Additionally, steel pipes can withstand high pressure and maintain their structural integrity, ensuring the safe and efficient transportation of slurries or abrasive materials.
- Q: Can steel pipes be used for wastewater treatment plants?
- Yes, steel pipes can be used for wastewater treatment plants. Steel pipes are commonly used in these facilities due to their high strength, durability, and resistance to corrosion, making them suitable for handling the harsh and corrosive nature of wastewater. Additionally, steel pipes can be easily welded and are available in various sizes, making them versatile for different applications within wastewater treatment plants.
- Q: How do you calculate the thermal expansion of steel pipes?
- To calculate the thermal expansion of steel pipes, you need to use the coefficient of thermal expansion (CTE) for steel. The CTE is a measure of how much a material expands or contracts with changes in temperature. For steel, the average value of the CTE is typically around 12 x 10^-6 per degree Celsius (12 μm/m°C). To calculate the thermal expansion of a steel pipe, you need to know the initial length of the pipe (L0), the change in temperature (ΔT), and the coefficient of thermal expansion (CTE) for steel. The formula to calculate the thermal expansion is as follows: ΔL = L0 * CTE * ΔT Where: ΔL is the change in length of the steel pipe L0 is the initial length of the steel pipe CTE is the coefficient of thermal expansion for steel ΔT is the change in temperature For example, let's say you have a steel pipe with an initial length of 2 meters (L0), and the temperature increases by 50 degrees Celsius (ΔT). The CTE for steel is 12 x 10^-6 per degree Celsius. ΔL = 2m * 12 x 10^-6/°C * 50°C ΔL = 0.00024m/m°C * 50°C ΔL = 0.012m Therefore, the steel pipe would expand by 0.012 meters or 12 millimeters when the temperature increases by 50 degrees Celsius. It's important to note that this calculation assumes a linear expansion, which is valid for small changes in temperature. However, for larger temperature differences or more complex pipe systems, a more detailed analysis may be required to account for factors such as the pipe's material properties, geometry, and thermal boundary conditions.
- Q: What are the different wall thicknesses available for steel pipes?
- The different wall thicknesses available for steel pipes vary depending on the specific application and requirements. Common wall thicknesses for steel pipes include standard, extra strong, and double extra strong, with each thickness offering different levels of strength and durability.
- Q: Is it good to buy a simple wardrobe or a steel pipe?
- If the home place is big, buy Wooden, good-looking durable, if the place is small, buy cloth, easy to receive, mobile, tidy and cheap.
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Steels Manufacture Building Material with Good Quality on Hot Sale
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 1000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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