CARBON STEEL PIPE FITTING TEE BEND ELBOW FITTINGS

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t

Supply Capability:: 300 m.t/month

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Products	pipe fittings elbows, bends,tees, reducers caps
Size	1/2" - 48"
Wall thickness	Sch5-Sch160 XXS
Standard	ANSI, ASME API5L, OCT, DIN and JIS, etc.
we can also produce according to drawing and standards provided by customers.
Material	Carbon steel, alloy steel and stainless steel.

We can produce according to materials appointed by consumers.
Packaging	Plywood Cases,plywood pallet, plastic bag or as customers requirement
Surface Treatment	Shot blasted, rust-proof black oil
Delivery Time	10-60 days
Quality	First grade
Others	1.Special design available according to your drawing.
2.anti-corrosion and high-temperature resistant with black painting
3. All the production process are made under the ISO9001:2000 strictly.
4. A conformity rate of ex-factory inspection of products.

Specifications

Ansi B16.9 WPB carbon steel pipe fitting elbow tee reducer
Size:Seamless 1/2"-24" Welded 1/2"-48"

ANSI B16.9 WPB carbon steel pipe fitting elbow tee reducer

1.Size: Seamless 1/2"-24" Welded 1/2"-48"

2. WT: SGP, STD, SCH40, SCH80, SCH100,SCH120,SCH160,XS,XXS

3. Material:

stainless steel Grade: 201,304,304L,316,316L,317,317L,904L,and etc

carbon steel Grade: WPB,GRB, Q235,16MN

Alloy steel: st35.8,st52,wp11,wp22,wp12 wp l6

4. Standard: ASTM/AISI/DIN/JIS
5. Type: Concentric and eccentric

6. Surface treatment: Transparent oil, rust-proof black oil

7. Applications range: Applications range: for use in the petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment,aviation, boiler heat exchanger, and other fields
8. Packing: wooden case or as per customers' requirement

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:How do you determine the pipe schedule for steel pipes?: The pipe schedule for steel pipes is determined based on several factors including the pressure rating, wall thickness, and outer diameter of the pipe. The pipe schedule is a standardized system used to classify the thickness of pipe walls, and it helps ensure compatibility and safety in various applications. To determine the pipe schedule for steel pipes, you need to consider the maximum pressure the pipe will be subjected to. This is usually expressed in pounds per square inch (psi) or bars. The pressure rating of a pipe indicates the maximum pressure it can withstand without failure or leakage. The higher the pressure rating, the thicker the pipe walls need to be. The wall thickness of the pipe is another important factor in determining the pipe schedule. It is typically expressed in inches or millimeters. The wall thickness is directly related to the pressure rating, as thicker walls can handle higher pressures. The American National Standards Institute (ANSI) provides a set of standard wall thicknesses for steel pipes known as the "pipe schedule." The outer diameter of the pipe is also considered when determining the pipe schedule. The outer diameter can vary depending on the specific application and requirements. It is important to choose a pipe with the appropriate outer diameter to ensure proper fit and compatibility with fittings, valves, and other components. In summary, the pipe schedule for steel pipes is determined by considering the maximum pressure, wall thickness, and outer diameter. By matching these factors with the appropriate pipe schedule, you can ensure that the steel pipe will be suitable for its intended use and capable of withstanding the required pressure.

Q:How do steel pipes handle seismic activities?: Steel pipes are highly durable and flexible, making them well-suited for handling seismic activities. The inherent strength and elasticity of steel allow the pipes to withstand ground movements during earthquakes without fracturing or collapsing. Additionally, steel pipes can absorb and distribute seismic forces throughout their structure, reducing the risk of damage or failure.

Q:What is the difference between black steel pipe and galvanized steel pipe?: The main difference between black steel pipe and galvanized steel pipe lies in their coating. Black steel pipe is untreated and has a dark, matte appearance, while galvanized steel pipe is coated with a layer of zinc to prevent rusting and has a silver, shiny appearance. This coating makes galvanized steel pipes more durable and suitable for outdoor use, while black steel pipes are commonly used for indoor plumbing and gas lines.

Q:Can steel pipes be used for underground sewer systems?: Yes, steel pipes can be used for underground sewer systems. They are commonly used due to their strength, durability, and resistance to corrosion, making them suitable for handling wastewater and underground installation.

Q:What is the difference between steel pipe and polyethylene pipe?: Steel pipe and polyethylene pipe are two different types of materials used for plumbing and construction purposes. The main difference between these two pipes lies in their composition and characteristics. Steel pipe is made from a combination of iron and carbon, which gives it its strength and durability. It is commonly used in applications where high pressure and heavy loads are expected, such as in industrial settings or for underground gas and oil pipelines. Steel pipe is known for its resistance to corrosion and its ability to withstand extreme temperatures. On the other hand, polyethylene pipe is a type of plastic pipe made from high-density polyethylene (HDPE) or low-density polyethylene (LDPE). It is lightweight, flexible, and easy to install, making it a popular choice for residential plumbing and irrigation systems. Polyethylene pipe is resistant to chemicals, UV rays, and abrasive materials, making it suitable for both above-ground and underground installations. Another significant difference between steel pipe and polyethylene pipe is their cost. Steel pipe generally tends to be more expensive due to the raw materials and manufacturing processes involved. Polyethylene pipe, on the other hand, is relatively affordable and cost-effective, especially for smaller-scale projects. In terms of maintenance, steel pipe requires periodic inspections and maintenance to prevent corrosion and ensure its longevity. Polyethylene pipe, on the other hand, is virtually maintenance-free due to its resistance to corrosion and chemical degradation. In summary, the main difference between steel pipe and polyethylene pipe lies in their composition, strength, durability, cost, and maintenance requirements. The choice between these two pipes depends on the specific needs of the project, taking into consideration factors such as pressure, load, budget, and environmental conditions.

Q:Difference between seamless steel pipe and welded pipe: Welded steel pipe for different welding process and divided into the furnace pipe welding (ERW) pipe and automatic arc welding, because of the different forms of welding seam welded pipe and spiral welded pipe is divided into two kinds, end its shape is divided into circular welded and shaped (square) pipe etc..

Q:How are steel pipes used in the construction of power transmission lines?: Steel pipes are commonly used in the construction of power transmission lines as they provide a strong and durable structure to support the weight of the lines and withstand environmental conditions. These pipes serve as the main support structure for overhead power lines and are often used to elevate the lines above ground level or across bodies of water. Additionally, steel pipes are used to protect and encase underground power cables, ensuring their safety and longevity.

Q:How are steel pipes protected against external damage?: Steel pipes are protected against external damage through various methods such as coating them with protective materials like polyethylene or epoxy, using cathodic protection techniques, and implementing physical barriers like concrete encasement or pipe sleeves. These measures help prevent corrosion, impact, and abrasion, ensuring the durability and longevity of the steel pipes.

Q:How are steel pipes used in the construction of coal-fired power plants?: Steel pipes are used in the construction of coal-fired power plants for various purposes such as transporting coal and water, circulating fluids, and carrying high-pressure steam. They are commonly used in the boiler and piping systems, including the coal handling system, ash handling system, and cooling water system. Steel pipes provide durability, strength, and resistance to high temperatures and pressures, making them essential components in coal-fired power plant construction.

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