ASTM 53 ERW welded pipes--Tube and Pipe
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 20MT m.t.
- Supply Capability:
- Based on order m.t./month
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Specifications of ASTM 53 ERW welded pipes--Tube and Pipe:
Standard:
API SPEC 5L, API SPEC 5CT, ASTM A53, GB/T9711.1
Steel Grade:
API SPEC 5L: B, X42, X46, X52, X56, X60, X65
API SPEC 5CT: J55, K55, N80, L80-1
ASTM A53: A, B, C
GB/T9711.1:L242、L290、L320、L360、L390、L415、L450
Usage/Application of ASTM 53 ERW welded pipes--Tube and Pipe:
It is widely applied to line pipe and casing and tubing in oil transportation and casing field, and it is used in low,high pressure liquid and gassy transportation and it is also good structure pipe (for furniture, window, door, building , bridge, mechanical etc).
Packaging of ASTM 53 ERW welded pipes--Tube and Pipe:
Bundles with anti-rust painting and with plastic caps
- Q:Are metal spiral tubes the same as metal bellows?
- The spiral pipe is mainly used in the pipeline of petroleum and natural gas, and its specifications are indicated by outer diameter * wall thickness.
- Q:What's the difference between straight steel pipe and seamless steel pipe?
- The welded pipe is made of rolled steel plates, and small ones are straight welded, and big ones are spiral welded. Because the welded pipe has weld, the mechanical performance of weld is poor, so its applicable range is limited, but its price is cheap. Significant difference is that there are welded pipe, seamless steel pipe is not, of course, the welded pipe treatment of good, layman do not see the difference.
- Q:What are the different types of steel pipe tees?
- There are several different types of steel pipe tees that are commonly used in various plumbing and piping applications. 1. Equal tee: This type of tee has all three branches of the same size, resulting in equal flow of fluid or gas through each branch. 2. Unequal tee: As the name suggests, an unequal tee has branches of different sizes. This allows for the merging or diversion of flows with different volumes or pressures. 3. Reducing tee: This type of tee is used when the branch size is smaller than the main pipe size. It allows for a reduction in size while maintaining the flow in the main line. 4. Barred tee: A barred tee is used in situations where a pig (a device used for cleaning and inspecting pipelines) needs to be inserted or removed from the line. It has a bar welded across one or two of the branches to create a bypass for the pig. 5. Lateral tee: A lateral tee has a 45-degree or 90-degree branch angle, allowing for the branch line to run perpendicular to the main line. It is commonly used in fire sprinkler systems or in situations where a change in direction is required. 6. Compression tee: This type of tee is used in gas or hydraulic systems, where the branches are connected using compression fittings instead of welding or threading. 7. Butt-weld tee: A butt-weld tee is used in high-pressure and high-temperature applications. It is welded to the main pipe using butt-welding techniques, ensuring a strong and leak-proof connection. These are some of the most common types of steel pipe tees used in various industries. The selection of the appropriate tee depends on the specific requirements of the project, including the size of the pipes, the flow rates, and the materials being transported.
- Q:How do you calculate the pipe pressure loss coefficient for steel pipes?
- To calculate the pipe pressure loss coefficient for steel pipes, you can use the Darcy-Weisbach equation, which is a widely accepted method for determining the pressure loss in pipes due to friction. The equation is as follows: ΔP = f × (L/D) × (V^2/2g) Where: - ΔP is the pressure loss (in units of pressure, such as psi or Pa) - f is the Darcy friction factor (dimensionless) - L is the length of the pipe (in units of length, such as feet or meters) - D is the diameter of the pipe (in units of length, such as feet or meters) - V is the velocity of the fluid flowing through the pipe (in units of velocity, such as ft/s or m/s) - g is the acceleration due to gravity (in units of acceleration, such as ft/s² or m/s²) The Darcy friction factor (f) is a dimensionless parameter that represents the amount of frictional resistance in the pipe. For steel pipes, the friction factor can be determined using the Moody diagram, which is a graphical representation of the relationship between the Reynolds number (Re) and the friction factor (f) for different pipe roughness. To calculate the pressure loss coefficient, you need to find the value of the friction factor (f) based on the Reynolds number (Re) and the relative roughness of the steel pipe (ε/D). The Reynolds number is given by: Re = (ρ × V × D) / μ Where: - ρ is the density of the fluid (in units of mass per unit volume, such as lb/ft³ or kg/m³) - V is the velocity of the fluid (in units of velocity, such as ft/s or m/s) - D is the diameter of the pipe (in units of length, such as feet or meters) - μ is the dynamic viscosity of the fluid (in units of force per unit area per unit time, such as lb/ft·s or kg/m·s) Once you have the Reynolds number (Re) and the relative roughness (ε/D), you can use the Moody diagram to find the corresponding friction factor (f). The pressure loss coefficient (K) can then be calculated as: K = f × (L/D) Where: - L is the length of the pipe (in units of length, such as feet or meters) - D is the diameter of the pipe (in units of length, such as feet or meters) By using the Darcy-Weisbach equation and the Moody diagram, you can accurately calculate the pressure loss coefficient for steel pipes, which is essential for designing and analyzing fluid flow systems.
- Q:What is the difference between steel pipe and PVC conduit?
- Steel pipe is a rigid and durable material commonly used for plumbing and industrial applications. It is made of steel, which provides strength and resistance to high pressure and temperature. On the other hand, PVC conduit is a type of plastic piping that is flexible, lightweight, and non-conductive. It is primarily used for electrical installations, as it offers protection and insulation to the wires. The main difference between steel pipe and PVC conduit lies in their composition, rigidity, and purpose of use.
- Q:How do steel pipes handle expansion and contraction?
- Steel pipes handle expansion and contraction by allowing the material to expand and contract freely due to their inherent flexibility and elasticity. This prevents the pipes from experiencing excessive stress or damage, ensuring their durability and structural integrity.
- Q:Can steel pipes be used for mining applications?
- Yes, steel pipes can be used for mining applications. Steel pipes are commonly used in the mining industry for various purposes. They are often used for transporting fluids, such as water or slurry, in mining operations. Steel pipes are known for their durability, strength, and resistance to corrosion, making them suitable for underground mining environments where conditions can be harsh and corrosive. They can withstand high pressure and are able to handle the heavy loads associated with mining applications. Additionally, steel pipes can be easily welded and connected, allowing for efficient installation and maintenance. Overall, steel pipes are a reliable and cost-effective choice for mining applications.
- Q:How are steel pipes insulated to prevent heat gain?
- Steel pipes are insulated to prevent heat gain by using materials with low thermal conductivity, such as fiberglass or mineral wool, which are wrapped around the pipes. This insulation layer acts as a barrier, reducing the transfer of heat from the surroundings to the pipes, thereby minimizing heat gain. Additionally, a vapor barrier may be applied over the insulation to prevent moisture ingress, which could further impact the insulation's effectiveness.
- Q:Can steel pipes be used for wastewater treatment?
- Yes, steel pipes can be used for wastewater treatment. Steel pipes are commonly used in various stages of wastewater treatment processes, such as conveyance, distribution, and collection systems. They are durable, corrosion-resistant, and can withstand high-pressure conditions, making them suitable for transporting wastewater efficiently and safely. Additionally, steel pipes can be coated or lined to enhance their resistance to corrosion and improve their performance in harsh wastewater environments.
- Q:What are the different types of steel pipe coatings for underground gas pipelines?
- There are several types of steel pipe coatings commonly used for underground gas pipelines, including fusion-bonded epoxy (FBE) coating, polyethylene (PE) coating, and polyurethane (PU) coating. Each coating provides different levels of protection against corrosion and abrasion, ensuring the longevity and integrity of the gas pipeline.
1. Manufacturer Overview |
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Location | Tianjin, China |
Year Established | 1997 |
Annual Output Value | Above Three Million To Five Million RMB |
Main Markets | Main land |
Company Certifications | ISO 9001:2010;API 5L; |
2. Manufacturer Certificates |
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a) Certification Name | |
Range | |
Reference | |
Validity Period |
3. Manufacturer Capability |
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a)Trade Capacity | |
Nearest Port | Tianjin |
Export Percentage | 40% - 50% |
No.of Employees in Trade Department | 300-500 People |
Language Spoken: | English; Chinese |
b)Factory Information | |
Factory Size: | 40,000 square meters |
No. of Production Lines | Above 10 |
Contract Manufacturing | OEM Service Offered; Design Service Offered |
Product Price Range | Average |
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ASTM 53 ERW welded pipes--Tube and Pipe
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 20MT m.t.
- Supply Capability:
- Based on order m.t./month
OKorder Service Pledge
OKorder Financial Service
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