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 electrolytic corrosion?
- Various methods can be employed to safeguard steel pipes against electrolytic corrosion. One commonly utilized approach involves the application of protective coatings on the pipe's surface. These coatings serve as a barrier, effectively preventing direct contact between the steel and the surrounding environment, which may contain moisture and other corrosive substances. Epoxy, polyethylene, and zinc are frequently employed coatings for this purpose. Another means of protection involves the utilization of sacrificial anodes. These anodes, typically fabricated from a metal that exhibits greater reactivity than steel, such as zinc or aluminum, are affixed to the steel pipes. Over time, as these anodes corrode, they willingly sacrifice themselves in order to shield the steel. This process, known as cathodic protection, is exceptionally successful in deterring electrolytic corrosion. Aside from coatings and sacrificial anodes, proper insulation and electrical isolation play a pivotal role in preventing electrolytic corrosion of steel pipes. Insulating materials, such as rubber or plastic sleeves, are employed to prevent direct contact between the pipes and other metals or electrolytes. Electrical isolation can be achieved through the use of dielectric unions or insulating flanges, which effectively obstruct the flow of electric current between different sections of the pipeline. Furthermore, regular maintenance and inspection are essential components of protecting steel pipes against electrolytic corrosion. Regular checks to assess coating integrity, anode condition, and potential electrical leakage are crucial in maintaining the ongoing efficacy of the corrosion protection system. In conclusion, a combination of protective coatings, sacrificial anodes, insulation, electrical isolation, and regular maintenance is indispensable in safeguarding steel pipes against electrolytic corrosion. By implementing these measures, the lifespan of steel pipes can be substantially prolonged, thereby ensuring the safety and reliability of various applications, including water distribution, oil and gas transportation, and structural support in buildings and infrastructure.
- Q: DN80 seamless steel tube, what is the standard thickness?
- Generally speaking, the diameter of the pipe can be divided into outer diameter, inner diameter and nominal diameter. Tubes are made of seamless steel tubes. The outer diameter of the tubes is indicated by the letter D, followed by additional outer diameter dimensions and wall thicknesses such as seamless steel tubes with an outer diameter of 108.
- Q: How are steel pipes used in petrochemical plants?
- Steel pipes are extensively used in petrochemical plants for various applications such as transporting fluids, gases, and chemicals. These pipes are commonly used for the transfer of raw materials, intermediates, and finished products within the plant. They are also utilized for process lines, cooling systems, and as structural components in petrochemical plants. The durable and corrosion-resistant nature of steel makes it an ideal choice for withstanding the harsh conditions and high-pressure environments typically found in these facilities.
- Q: What is the difference between steel pipes and plastic pipes?
- Steel pipes are made from a strong and durable metal, while plastic pipes are made from synthetic materials like PVC or polyethylene. Steel pipes are typically used for high-pressure applications and in areas where strength and durability are key factors. On the other hand, plastic pipes are more lightweight, corrosion-resistant, and easier to install. They are commonly used for low-pressure applications and in areas where chemical resistance is important.
- Q: Can steel pipes be used for solar power systems?
- Yes, steel pipes can be used for solar power systems. Steel pipes are commonly used for the construction of solar panel frames, mounting systems, and the support structures for solar thermal collectors. They provide durability, strength, and are resistant to weather conditions, making them suitable for various components of solar power systems.
- Q: How are steel pipes used in the construction of water supply systems?
- Steel pipes are commonly used in the construction of water supply systems due to their durability and strength. They are often used to transport water from the source to treatment plants, as well as for distribution to homes and businesses. Steel pipes are resistant to corrosion, which ensures the quality of the water and the longevity of the system. Additionally, their high pressure-bearing capacity makes them suitable for water supply networks that require efficient and reliable transportation of water.
- Q: How do steel pipes handle expansion and contraction?
- Steel pipes handle expansion and contraction through their inherent flexibility and ability to withstand temperature variations. As steel is a ductile material, it can expand and contract without significant deformation or structural damage. Additionally, the use of expansion joints or loops in piping systems allows for controlled movement and accommodates thermal expansion and contraction effectively.
- Q: Are steel pipes suitable for conveying fluids?
- Yes, steel pipes are suitable for conveying fluids. They are widely used in various industries for transporting liquids and gases due to their high strength, durability, and resistance to corrosion.
- Q: Can steel pipes be used for the construction of dams?
- Yes, steel pipes can be used for the construction of dams. Steel pipes are often used in dam construction for various purposes such as water intake and outlet structures, penstocks, and spillway gates. They offer durability, strength, and resistance to corrosion, making them suitable for withstanding the high pressures and harsh environments associated with dam construction.
- Q: What is the impact resistance of steel pipes?
- Steel pipes have a high level of impact resistance thanks to the natural properties of steel. Steel, known for its strength and durability, can endure substantial external forces and impacts without deforming or breaking. The impact resistance of steel pipes is further improved by their construction and design. Various manufacturing techniques, such as seamless or welded construction, are used to create steel pipes, ensuring uniformity and strength throughout the structure. This construction process eliminates weak points or seams that could compromise the pipe's impact resistance. Additionally, steel pipes can be customized to meet specific impact resistance requirements based on their intended use. Different grades and types of steel can be utilized to achieve varying levels of impact resistance, allowing for customization to suit different industries and environments. The excellent impact resistance of steel pipes is particularly advantageous in industries such as construction, oil and gas, and transportation. These industries subject pipes to heavy loads, pressure, and potential impacts. Steel pipes can withstand these harsh conditions, making them a dependable choice for a wide range of applications. To summarize, steel pipes have outstanding impact resistance due to the inherent strength and durability of steel, as well as the construction techniques employed during manufacturing. Steel pipes can withstand significant external forces and impacts, making them a reliable and sturdy option for various industries and applications.
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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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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