Steels Manufacture Building Material Construction with Good Quality on Sale
- Ref Price:
-
- 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 are steel pipes protected against rusting?
- Corrosion protection is employed to safeguard steel pipes from rusting. Various methods are utilized for preventing the formation of rust on steel pipes, including the following: 1. Coatings: To create a barrier against rust, different coatings are applied to the surface of steel pipes. These coatings prevent oxygen and moisture from reaching the metal surface and initiating the rusting process. Options for coatings include epoxy, polyethylene, zinc, or a combination of these materials. 2. Galvanization: Steel pipes are immersed in a molten zinc bath to undergo galvanization. This process forms a protective layer of zinc on the surface of the pipes, acting as a sacrificial barrier. If any small areas of the pipe surface are exposed, the zinc coating will corrode instead of the steel, providing continuous protection against rust. 3. Cathodic Protection: Electrical current is utilized to safeguard steel pipes in this method. By connecting the pipes to a sacrificial anode, usually made of zinc or magnesium, the anode will corrode instead of the steel pipes when exposed to moisture and oxygen. This method is commonly employed in underground or underwater applications. 4. VCI (Vapor Corrosion Inhibitor) Technology: Chemical compounds are used in VCI technology to release a vapor that protects steel pipes from rusting. These compounds form a thin layer on the surface of the pipes, inhibiting the corrosion process by neutralizing oxygen and moisture. 5. Regular Maintenance: Aside from the aforementioned methods, regular inspection and maintenance play a crucial role in preventing rust formation on steel pipes. This involves cleaning the pipes, removing any accumulated debris or corrosive substances, and repairing any damaged coatings or protective layers. In summary, these corrosion protection methods effectively ensure the longevity and durability of steel pipes in various industrial, commercial, and residential applications by safeguarding them against rusting.
- Q: What is the maximum temperature that steel pipes can withstand?
- The maximum temperature that steel pipes can withstand depends on the grade and type of steel used. Generally, carbon steel pipes can withstand temperatures up to 1000°C (1832°F), while stainless steel pipes can handle temperatures up to 1200°C (2192°F). However, it is essential to consult the specific specifications and guidelines provided by the manufacturer for accurate temperature limits.
- Q: What is the maximum allowable deflection for steel pipes?
- The maximum allowable deflection for steel pipes depends on various factors such as pipe diameter, wall thickness, material strength, and the intended application. It is typically determined by industry standards and specific engineering considerations.
- Q: What's the difference between straight steel pipe and seamless steel pipe?
- Observe whether there is weld seam. Welded pipe without treatment, there are obvious weld, there are bulges, like scars. A better point will shave off the weld, but there is a distinct difference between the eye and the eye. Also a small number of pipe will be processed after cold rolling, surface roughness and accuracy are relatively high, may be counterfeit seamless pipe sales. Careful observation will still show that the pipe wall will have a continuous spiral, metal luster slightly brighter, that is, the original welding seam, metallographic structure and other parts of the difference. To tell the truth, the layman would have to observe that it might be a little difficult.
- Q: Can steel pipes be used for the construction of railway tracks?
- No, steel pipes cannot be used for the construction of railway tracks. Railway tracks require specially designed rails made of steel, which are laid on sleepers or ties and secured with fasteners to provide stability and support for trains. Steel pipes do not possess the necessary shape or strength required for this purpose.
- Q: How are steel pipes used in the construction of irrigation systems?
- Steel pipes are commonly used in the construction of irrigation systems due to their strength and durability. These pipes are used to transport water from a water source, such as a well or reservoir, to the desired areas for irrigation. They are often used in underground or above-ground applications, providing a reliable and efficient means of delivering water to crops or plants. Steel pipes are resistant to corrosion and can withstand high pressure, making them ideal for irrigation systems that require long-term functionality.
- Q: Seamless steel tube with the tube with what is the difference?
- Seamless steel tube is integrally formed with welded steel pipe steel plate butt welding and welding seam.
- Q: How are steel pipes used in nuclear power plants?
- Steel pipes are used in nuclear power plants for various purposes, including transporting coolant, steam, and other fluids, as well as providing structural support for the plant's infrastructure.
- Q: Can steel pipes be used for chemical processing plants?
- Yes, steel pipes can be used for chemical processing plants. Steel pipes are commonly used in chemical processing plants due to their high strength, durability, and resistance to corrosion. They can effectively handle the high temperatures, pressures, and corrosive chemicals involved in various chemical processes. Additionally, steel pipes can be easily welded and connected, making them suitable for complex piping systems within chemical plants.
- Q: What are the safety precautions to follow when working with steel pipes?
- When working with steel pipes, it is important to follow several safety precautions to prevent accidents and injuries. Some key precautions include wearing appropriate personal protective equipment such as gloves, safety glasses, and steel-toed boots to protect against potential hazards. It is also crucial to inspect the pipes for any damage or defects before using them and ensure they are properly secured and supported during installation. Additionally, workers should use caution when handling heavy or sharp-edged pipes and use proper lifting techniques to prevent strains or sprains. Following safety protocols, including using the correct tools and equipment, practicing good housekeeping, and staying alert and focused, is essential to minimize risks and maintain a safe working environment.
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Steels Manufacture Building Material Construction with Good Quality on Sale
- Ref Price:
-
- 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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