Steels Manufacture Building Material Construction from China 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: What are the factors that affect the price of steel pipes?
- There are several factors that can affect the price of steel pipes. Some of the key factors include the cost of raw materials such as iron ore and steel scrap, market demand and supply dynamics, production and transportation costs, tariffs and trade policies, currency exchange rates, and overall economic conditions. Additionally, factors like technological advancements, environmental regulations, and changes in industry standards can also impact the pricing of steel pipes.
- Q: How are steel pipes threaded for easy installation?
- Steel pipes are threaded for easy installation using a process called threading. Threading involves cutting grooves or ridges into the pipe to create a spiral pattern. This pattern allows the pipe to easily connect with other threaded components, such as fittings or valves. There are two common methods used to thread steel pipes: manual threading and machine threading. In manual threading, a handheld tool called a pipe die is used. The die is equipped with sharp teeth that cut into the pipe as it is rotated. The pipe is secured in a vise or held firmly by hand, and the die is applied to the end of the pipe. The die is then rotated around the pipe, creating the threaded grooves. This process requires skill and precision to ensure accurate and properly aligned threads. Machine threading, on the other hand, is a more automated process. It involves the use of a pipe threading machine, which is equipped with a die head that automatically cuts the threads into the pipe. The machine secures the pipe and rotates it while the die head moves along the length of the pipe, cutting the threads. Machine threading is faster and more efficient than manual threading, making it ideal for large-scale production or projects. Regardless of the method used, it is crucial to ensure that the threads are clean and free from debris or burrs. This is important for easy installation and to prevent leaks or other complications. After threading, the pipes are typically inspected to ensure the threads meet the required specifications. Threading steel pipes allows for easy installation as the threaded ends can be easily screwed into fittings, valves, or other pipes with compatible threads. This threaded connection creates a tight seal, making it suitable for various applications, such as plumbing, gas lines, or industrial piping systems.
- Q: What is the primary purpose of steel pipes?
- The primary purpose of steel pipes is to transport fluids and gases, such as water, oil, and natural gas, over long distances in a safe and efficient manner.
- Q: Can steel pipes be used for gas distribution?
- Yes, steel pipes can be used for gas distribution. Steel pipes are commonly used for transporting natural gas and other gases due to their high strength, durability, and resistance to corrosion. They can withstand high pressure and are suitable for long-distance gas distribution networks. However, it is important to ensure proper materials and installation techniques are used to prevent any potential safety hazards.
- Q: What are the advantages of using steel pipes in industrial plants?
- There are several advantages of using steel pipes in industrial plants. Firstly, steel pipes are incredibly strong and durable, capable of withstanding high pressures and extreme temperatures, making them suitable for transporting various liquids and gases. Secondly, steel pipes have excellent resistance to corrosion, ensuring a longer lifespan and reduced maintenance costs. Additionally, steel pipes have a smooth interior surface, minimizing frictional resistance and allowing for efficient flow of materials. Lastly, steel pipes are highly versatile, with different sizes and thicknesses available, making them suitable for a wide range of applications in industrial plants.
- Q: How are steel pipes protected against abrasive wear?
- Steel pipes are protected against abrasive wear through various methods such as lining the interior of the pipes with abrasion-resistant materials, applying protective coatings on the pipe surface, or using ceramic tiles or liners. These measures help minimize the effects of friction and abrasion, ensuring the longevity and durability of the steel pipes.
- Q: What is the outer diameter and wall thickness of DN40 steel pipe?
- DN40, refers to the diameter of 40mm, that is, an inch and a half, there are welded pipe and galvanized pipe,Ordinary wall thickness 3.5mm wt 3.84kg/mThicken 4.25mm weight 4.58kg/m
- Q: Where is a steel pipe casing usually used?
- Classification of casing: rigid casing, flexible waterproof sleeve, steel pipe sleeve and iron sheet bushing, etc..
- Q: What are the different testing methods used for steel pipes?
- There are various testing methods used for steel pipes, including non-destructive testing methods such as ultrasonic testing, magnetic particle testing, radiographic testing, and liquid penetrant testing. These methods help detect any defects or flaws in the pipes, ensuring their quality and integrity. Additionally, destructive testing methods such as tensile testing, impact testing, and hardness testing are also used to evaluate the mechanical properties of the steel pipes.
- Q: How are steel pipes transported from the manufacturing site to the construction site?
- Steel pipes are typically transported from the manufacturing site to the construction site using various methods, including trucks, trains, and ships. These transportation modes ensure efficient and cost-effective delivery, depending on the distance and infrastructure available.
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Steels Manufacture Building Material Construction from China 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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