CARBON STEEL PIPE FITTINGS ASTM A234 FLANGE - 24'' 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:How do steel pipes handle water hammer?: Steel pipes handle water hammer by absorbing the sudden pressure surges caused by rapid changes in water flow. The inherent strength and rigidity of steel pipes allow them to withstand the impact of water hammer without experiencing significant damage or failure.

Q:How are steel pipes protected against rusting?: Corrosion protection is employed to safeguard steel pipes from rusting. Various methods are utilized for preventing the formation of rust on steel pipes, including the following: 1. Coatings: To create a barrier against rust, different coatings are applied to the surface of steel pipes. These coatings prevent oxygen and moisture from reaching the metal surface and initiating the rusting process. Options for coatings include epoxy, polyethylene, zinc, or a combination of these materials. 2. Galvanization: Steel pipes are immersed in a molten zinc bath to undergo galvanization. This process forms a protective layer of zinc on the surface of the pipes, acting as a sacrificial barrier. If any small areas of the pipe surface are exposed, the zinc coating will corrode instead of the steel, providing continuous protection against rust. 3. Cathodic Protection: Electrical current is utilized to safeguard steel pipes in this method. By connecting the pipes to a sacrificial anode, usually made of zinc or magnesium, the anode will corrode instead of the steel pipes when exposed to moisture and oxygen. This method is commonly employed in underground or underwater applications. 4. VCI (Vapor Corrosion Inhibitor) Technology: Chemical compounds are used in VCI technology to release a vapor that protects steel pipes from rusting. These compounds form a thin layer on the surface of the pipes, inhibiting the corrosion process by neutralizing oxygen and moisture. 5. Regular Maintenance: Aside from the aforementioned methods, regular inspection and maintenance play a crucial role in preventing rust formation on steel pipes. This involves cleaning the pipes, removing any accumulated debris or corrosive substances, and repairing any damaged coatings or protective layers. In summary, these corrosion protection methods effectively ensure the longevity and durability of steel pipes in various industrial, commercial, and residential applications by safeguarding them against rusting.

Q:How are steel pipes used in the construction of highways?: Steel pipes are commonly used in the construction of highways for various purposes, such as drainage systems, culverts, and sign supports. They provide a durable and efficient solution for transporting stormwater and preventing damage to the road surface. Additionally, steel pipes are utilized to support highway signs and traffic signals, ensuring their stability and longevity.

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:Can steel pipes be used for conveying oil?: Yes, steel pipes can be used for conveying oil. Steel pipes are commonly used in the oil and gas industry for transporting oil due to their strength, durability, and resistance to corrosion. The high strength of steel pipes allows them to withstand the high pressure and temperature conditions that are often associated with oil transportation. Additionally, steel pipes are less prone to leakage and damage compared to other materials, making them a reliable choice for conveying oil over long distances. Moreover, the smooth interior surface of steel pipes helps to minimize friction and enhance the flow of oil. Overall, steel pipes are a preferred option for oil transportation due to their superior mechanical properties and long-term performance.

Q:How are steel pipes used in the automotive exhaust system?: Steel pipes are used in the automotive exhaust system to channel the exhaust gases from the engine to the rear of the vehicle. These pipes are durable and resistant to high temperatures and corrosive elements, making them ideal for withstanding the intense heat and harsh conditions of the exhaust system. Additionally, steel pipes are often used to reduce noise and vibrations generated by the engine, improving the overall performance and comfort of the vehicle.

Q:How long do steel pipes typically last?: Steel pipes typically last for several decades, with an average lifespan ranging from 50 to 100 years depending on various factors such as usage, maintenance, and environmental conditions.

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 fittings used with steel pipes?: There are several different types of fittings that are commonly used with steel pipes. These fittings are designed to connect, control, or change the direction of flow in a piping system. Some of the different types of fittings used with steel pipes include: 1. Elbow fittings: These fittings are used to change the direction of flow in a piping system. They come in various angles, such as 45 degrees or 90 degrees, and are commonly used to navigate around obstacles or create bends in the pipe. 2. Tee fittings: Tee fittings are used to create a branch or split in a piping system. They have three openings, with one being perpendicular to the other two. This allows for the connection of two pipes at a 90-degree angle. 3. Coupling fittings: Couplings are used to connect two pipes of the same size together. They are usually threaded and can be easily tightened or removed using a wrench. Couplings are commonly used in applications where pipes need to be joined or repaired. 4. Reducer fittings: Reducers are used to connect pipes of different sizes together. They have one end that is larger in diameter and another end that is smaller. Reducers are often used to transition between pipe sizes or to adapt to different equipment or fittings. 5. Flange fittings: Flanges are used to connect pipes, valves, or other equipment to create a secure and leak-proof connection. They consist of a flat, circular plate with holes for bolts or screws to fasten the flange to the pipe. Flange fittings are commonly used in applications where frequent disassembly and reassembly is required. 6. Union fittings: Union fittings are used to join two pipes together in a manner that allows for easy disconnection. They consist of three parts: a nut, a female end, and a male end. Union fittings are often used in applications where periodic maintenance or repairs are necessary. 7. Cap fittings: Cap fittings are used to seal the end of a pipe. They are typically threaded and can be easily screwed onto the end of the pipe. Cap fittings are commonly used in applications where pipes need to be temporarily closed off or protected. These are just a few examples of the different types of fittings used with steel pipes. The specific type of fitting required will depend on the application, the size and material of the pipe, and the desired functionality of the piping system.

Q:Can steel pipes be used for brewery installations?: Yes, steel pipes can be used for brewery installations. Steel pipes are commonly used in breweries for various applications such as transferring liquids, connecting equipment, and supporting structures. They are durable, resistant to corrosion, and can withstand high temperatures and pressures, making them suitable for brewery installations.

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