CARBON STEEL PIPE FITTINGS ASTM A234 FLANGE 32'' 26''

CARBON STEEL PIPE FITTINGS ASTM A234 FLANGE 32'' 26''

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1 m.t.

Supply Capability:: 30000 m.t./month

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Specifications

1.we produce seamless steel pipe
2.size:48-219*4.5-45mm
3.ISO 9000 approved
4.Market:south/east Asia,Mid-east,South America

seamless steel pipe

Material J55 K55 N80 L80 P110.etc

Standard ASTM JIS

Usage conveying oil gas ,oil pipe line,pipe material collar,oil nature gas,

Packing wooden cases or wooden pallet ,export standard package

Others:Special design available according to requirement

Anti-corrosion available and high temperature resistence

Delivery time 30days

Payment term T/T L/C

Name		API oil casing pipe
Out Diameter		Wall thickness	Material	Thread	Length
in	mm
5 1/2	139.7mm	6.20	J55/K55/N80	LTC/STC/BTC	R2
		6.98
		7.72
		9.17
		10.54
6 5/8	168.28mm	7.32	J55/K55/N80	LTC/STC/BTC	R2
		8.94
		10.59
		12.06
		12.06
8 5/8	219.08	8.94	H40	S/L/B	9 5/8R2
			J55/K55	S/L/B
		10.6	L80	L/B
		12.7	L80 C95	L/B
		14.15	P110	L/B
9 5/8	244.48	13.84	J55 K55		R2
		15.11	L80	L/B
10 3/4	273.05	11.43	J55 K55	S/B/E	R2
		13.84	P110	S/B
		15.11	P110	S/B
11 3/4	298.45	12.19	J55 K55	S/B	R2
		10.96	J55 K55	S/B
13 3/8	339.72	12.19	J55 K55 L80	S/B	R2
		10.92	J55 K55	S/B
		13.06	L80	S/B

Coupling and thread can be required according to customer requirment

Q: Who knows what is the difference between double submerged arc welded pipe and longitudinal submerged arc welding?: The straight seam welding is relative to the spiral welding and the T-shaped welding, and so on.

Q: Can steel pipes be used for underground stormwater systems?: Indeed, underground stormwater systems can utilize steel pipes. Renowned for their resilience and robustness, steel pipes are apt for enduring the pressure and burden of such systems. Furthermore, steel pipes possess remarkable resistance against corrosion, a crucial attribute when handling stormwater potentially laden with diverse pollutants. Nevertheless, it is imperative to adequately coat and safeguard the steel pipes to avert any potential corrosion or harm over time. Routine maintenance and inspections should also be undertaken to guarantee the integrity of the steel pipes and the overall efficacy of the underground stormwater system.

Q: How do you calculate the pipe head loss for steel pipes?: The Darcy-Weisbach equation is utilized for calculating the pipe head loss in steel pipes. This equation establishes a connection between the head loss (hL) and various factors such as the flow rate (Q), pipe diameter (D), pipe length (L), fluid density (ρ), fluid velocity (V), and the friction factor (f). The formula can be expressed as: hL = (f * (L/D) * (V^2))/(2g) Where: - The head loss (hL) is measured in meters - The friction factor (f) is dimensionless - The pipe length (L) is measured in meters - The pipe diameter (D) is measured in meters - The fluid velocity (V) is measured in meters per second - The acceleration due to gravity (g) is typically taken as 9.81 m/s^2 The friction factor (f) relies on the Reynolds number (Re) of the flow, which is a dimensionless quantity representing the ratio of inertial forces to viscous forces. The Reynolds number can be calculated using the following equation: Re = (ρ * V * D) / μ Where: - The Reynolds number (Re) is dimensionless - The fluid density (ρ) is measured in kg/m^3 - The fluid velocity (V) is measured in meters per second - The pipe diameter (D) is measured in meters - The dynamic viscosity of the fluid (μ) is measured in Pa·s or N·s/m^2 The friction factor (f) can be obtained from empirical correlations or from Moody's diagram, which establishes a connection between the Reynolds number, the relative roughness of the pipe surface, and the friction factor. By substituting the calculated friction factor (f) and other known values into the Darcy-Weisbach equation, the head loss in the steel pipe can be determined. It is important to note that the head loss represents the energy lost due to friction and other factors and is usually expressed in terms of pressure drop or height difference.

Q: Can steel pipes be used for natural gas distribution?: Yes, steel pipes can be used for natural gas distribution. Steel pipes are commonly used in the natural gas industry due to their strength, durability, and ability to withstand high pressure. They are capable of safely transporting natural gas over long distances and are often preferred for their resistance to corrosion and leaks.

Q: How do steel pipes handle vibrations?: Steel pipes are known for their ability to handle vibrations effectively. Due to their strong and rigid nature, steel pipes can withstand various types of vibrations, including mechanical vibrations and seismic activities. The resilience of steel pipes is attributed to their structural integrity and strength. Steel pipes have high tensile strength, which enables them to resist deformation or breakage when subjected to vibrations. They are also resistant to fatigue, meaning they can endure repeated vibrations without experiencing any significant damage. This makes steel pipes ideal for applications that involve constant or cyclic vibrations, such as in industrial settings or for transportation of fluids through pipelines. Moreover, steel pipes have the advantage of being able to dampen vibrations due to their mass. The weight of the steel pipe helps absorb and dissipate the energy produced by vibrations, preventing excessive movement or oscillation. This damping effect contributes to the overall stability and durability of the pipe system. To further enhance the ability of steel pipes to handle vibrations, various measures can be taken. These may include the use of vibration isolators or dampers, which are devices designed to reduce the transmission of vibrations from the surrounding environment. Additionally, proper installation techniques and regular maintenance can help ensure that steel pipes continue to perform optimally under vibration-prone conditions. In summary, steel pipes are well-suited to handle vibrations due to their strength, resistance to fatigue, and ability to dampen vibrations. Their robustness and durability make them a reliable choice for applications where vibrations are a concern, ensuring the safe and efficient transport of fluids or materials.

Q: Can steel pipes be used for transporting slurry?: Steel pipes can indeed be utilized for the transportation of slurry. They find widespread application in several industries, such as mining, construction, and oil and gas, where they serve the purpose of conveying various types of fluids, including slurry. Slurry, typically comprising solid particles suspended in a liquid, primarily water, poses no challenge for steel pipes, as they possess the necessary robustness and endurance to handle its abrasive characteristics. Moreover, steel pipes exhibit exceptional resistance against corrosion, a crucial factor when confronted with slurry that may contain corrosive elements. Furthermore, the sleek interior surface of steel pipes plays a significant role in minimizing friction and ensuring the smooth and efficient flow of the slurry. In conclusion, steel pipes stand as a dependable and widely preferred option for the transportation of slurry due to their strength, durability, resistance to corrosion, and smooth inner surface.

Q: What are the different types of steel pipe coatings for drinking water pipelines?: There are several types of steel pipe coatings used for drinking water pipelines, including fusion bonded epoxy (FBE), polyurethane (PU), and polyethylene (PE). These coatings provide corrosion protection, prevent leaching of contaminants into the water, and ensure the durability of the pipes.

Q: Can steel pipes be used for industrial ventilation systems?: Yes, steel pipes can be used for industrial ventilation systems. Steel pipes are commonly used in industrial settings due to their durability, resistance to extreme temperatures, and ability to handle high-pressure applications. They provide a reliable and long-lasting solution for transporting air in ventilation systems, ensuring proper airflow and maintaining a safe and healthy environment in industrial facilities.

Q: What are the different types of steel pipe coatings for chemical processing plants?: There are several types of steel pipe coatings commonly used in chemical processing plants, including epoxy coatings, polyethylene coatings, and fusion-bonded epoxy coatings. These coatings provide protection against corrosion and chemical damage, ensuring the longevity and safety of the pipes in such environments.

Q: How do you prevent leaks in steel pipes?: One effective way to prevent leaks in steel pipes is to apply a high-quality coating or lining to the pipes. This protective layer acts as a barrier, preventing corrosion and minimizing the chances of leaks. Regular inspection and maintenance are also crucial to identify any potential issues early on and address them promptly. Additionally, ensuring proper installation techniques, using durable and reliable fittings, and following industry standards can help minimize the risk of leaks in steel pipes.

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