seamless carbon steel pipe API 5CT oil casing tube

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 60000 m.t./month

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Specifications

Oil Casing Steel Pipe
1.Steel grade: J55 K55 N80-1 N80-Q L80 P110 ;
2.Size: Tubing 2 3/8" - 4 1/2" ;
3.length:R1,R2,R3 .

Technical data

Outsider Diameter		Wall Thickness		Grade	Thread
Inch	mm	kg/m	1b/ft	J55/K55/N80/L80/P110	STC/LTC/BTC
4 1/2”	114.3	14.14-22.47	9.50-15.10	J55/K55/N80/L80/P110	STC/LTC/BTC
5”	127	17.11-35.86	11.50-24.10	J55/K55/N80/L80/P110	STC/LTC/BTC
5 1/2”	139.7	20.83-64.14	14.00-43.10	J55/K55/N80/L80/P110	STC/LTC/BTC
6 5/8”	168.28	29.76-47.62	20.00-32.00	J55/K55/N80/L80/P110	STC/LTC/BTC
7”	177.8	25.30-84.98	17.00-57.10	J55/K55/N80/L80/P110	STC/LTC/BTC
7 5/8”	193.68	35.72-82.30	24.00-55.30	J55/K55/N80/L80/P110	STC/LTC/BTC
8 5/8”	219.08	35.72-72.92	24.00-49.00	J55/K55/N80/L80/P110	STC/LTC/BTC
9 5/8”	244.48	48.07-112.51	32.30-75.60	J55/K55/N80/L80/P110	STC/LTC/BTC
10 3/4”	273.05	48.74-126.94	32.75-85.30	J55/K55/N80/L80/P110	STC/LTC/BTC
11 3/4”	298.45	6250-105.66	42.0-71.00	J55/K55/N80/L80/P110	STC/LTC/BTC
13 3/8”	339.73	71.43-107.15	48.00-72.00	J55/K55/N80/L80/P110	STC/LTC/BTC
16”	406.40	96.73-162.21	65.00-109.00	J55/K55/N80/L80/P110	STC/LTC/BTC
18 5/8”	473.08	130.22	87.50	J55/K55/N80/L80/P110	STC/LTC/BTC
20”	508.00	139.89-197.93	94.00-133.00	J55/K55/N80/L80/P110	STC/LTC/BTC

API Oil Casing Pipe can be used for oil pipeline, oil natural gas, industrial gas, water transportation etc.

Packing Details:

Single with bubble bag and then in wooden case(fumigation certificate). Each case is clearly marked with:

1.Name & identification mark of manufacturer-HuaDong Brand

2. Batch number

3. Date of manufacturer

4. Material

5. Safe heating & application temperature

Q:How are steel pipes connected to other materials like concrete or plastic?: Various methods are commonly employed to connect steel pipes to other materials such as concrete or plastic. Among these methods, fittings play a significant role. Fittings, specialized components, serve to facilitate the connection between different materials or sections of pipe. These fittings are available in a variety of shapes and sizes, including elbows, tees, reducers, and couplings, and are designed to establish a dependable and leak-proof connection. When it comes to connecting steel pipes to concrete, one method involves the utilization of concrete anchors. These anchors are embedded within the concrete structure and provide a stable foundation for securing the steel pipe. Clamps or brackets are subsequently employed to attach the pipe to the anchor. In the case of joining steel pipes to plastic materials, the use of transition fittings proves to be effective. These fittings are specifically crafted to connect steel pipes with plastic pipes. They typically feature different connection mechanisms on each end, such as threads or compression fittings, enabling a secure and reliable joint. Welding techniques can also be employed to connect steel pipes to other materials in certain situations. Welding involves melting the ends of the steel and the other material together to create a robust joint. This method is commonly utilized for connecting steel pipes to steel structures or components. In summary, the connection of steel pipes to materials like concrete or plastic necessitates the utilization of specialized fittings, anchors, or welding techniques. These methods guarantee a secure, long-lasting connection capable of withstanding the demands of the given application.

Q:What is the difference between steel pipe and fiberglass pipe?: Steel pipe and fiberglass pipe differ in terms of material composition, durability, flexibility, and cost. Steel pipe is made of steel, which provides strength and resilience, making it ideal for high-pressure applications and underground installations. Fiberglass pipe, on the other hand, is composed of reinforced plastic fibers, resulting in a lightweight and corrosion-resistant material suitable for above-ground and corrosive environments. While steel pipe offers higher tensile strength, fiberglass pipe excels in its flexibility, allowing for easier installation and reduced maintenance. Additionally, steel pipe is typically more expensive due to the cost of materials and manufacturing processes, while fiberglass pipe is more cost-effective in terms of initial installation and long-term maintenance.

Q:Can steel pipes be used for chemical refineries?: Yes, steel pipes can be used for chemical refineries. Steel pipes are commonly used in chemical industries due to their high strength, durability, and resistance to corrosion. They can withstand high pressure and temperature conditions, making them suitable for transporting various chemicals and fluids within a refinery. Additionally, steel pipes can be easily welded, ensuring a secure and leak-proof system in chemical refineries.

Q:Can steel pipes be used for electrical conduit systems?: Yes, steel pipes can be used for electrical conduit systems. Steel pipes are a popular choice for electrical conduit systems due to their durability and strength. They are capable of providing protection to electrical wires and cables from physical damage, moisture, and other environmental factors. Steel pipes also have high resistance to fire, making them suitable for installations in buildings where fire safety is a concern. However, it is important to note that steel pipes may require proper grounding to prevent electrical shocks and should comply with local building and electrical codes.

Q:How are steel pipes coated for protection against external elements?: Steel pipes are coated for protection against external elements through various methods, such as hot-dip galvanizing, epoxy coating, or fusion-bonded epoxy coating. These coatings provide a barrier between the steel and the environment, preventing corrosion and extending the lifespan of the pipes.

Q:Can galvanized steel tubes simmer?: Galvanized pipe bending is one of the elbow, the surface of the pipe is coated with a layer of zinc material to improve the corrosion resistance of the elbow. Galvanized pipe bending hot galvanized and galvanized two kinds, hot galvanized, zinc coating thickness, zinc plating cost is low, the surface is not very smooth. Galvanized pipe bending cold tube, hot tube, the former has been banned, and the latter is also advocated by the state for the time being.

Q:What is the difference between carbon steel and alloy steel pipes?: Carbon steel pipes and alloy steel pipes are two distinct types of steel pipes, characterized by their composition and properties. Carbon steel pipes, consisting mainly of carbon and iron, incorporate small quantities of other elements such as manganese, silicon, and copper. These pipes are renowned for their robustness and durability, making them a favored option in industries like construction, oil and gas, and automotive. Carbon steel pipes are relatively low-priced and exhibit commendable resistance to corrosion. In contrast, alloy steel pipes are produced by introducing additional alloying elements to carbon steel. These alloying elements encompass chromium, nickel, molybdenum, vanadium, and others. The incorporation of these elements augments the steel's properties, resulting in increased strength, superior corrosion resistance, and enhanced heat resistance. Alloy steel pipes are commonly employed in applications involving high temperatures and pressures, such as power plants, refineries, and chemical plants. Regarding cost, alloy steel pipes generally incur higher expenses compared to carbon steel pipes due to the inclusion of supplementary alloying elements. Nevertheless, the added advantages in terms of performance and longevity often justify the elevated cost. To summarize, the primary distinction between carbon steel and alloy steel pipes lies in their composition and properties. Carbon steel pipes primarily consist of carbon and iron, while alloy steel pipes contain additional alloying elements to enhance their properties. Carbon steel pipes are celebrated for their strength and affordability, whereas alloy steel pipes offer improved strength, corrosion resistance, and heat resistance.

Q:Are steel pipes resistant to earthquakes?: Steel pipes are generally more resistant to earthquakes compared to other materials due to their strength and flexibility. However, their ability to withstand seismic events depends on various factors such as the design, installation, and support systems in place. Overall, steel pipes can provide a higher level of earthquake resistance, but proper engineering and construction practices are crucial to ensure their effectiveness.

Q:Are steel pipes suitable for underground sewage systems?: Yes, steel pipes are suitable for underground sewage systems. Steel pipes are known for their strength, durability, and resistance to corrosion, making them an ideal choice for underground installations. Steel pipes can withstand the pressure and weight of the soil above, ensuring the integrity of the sewage system. Additionally, steel pipes have a long lifespan and can withstand extreme temperatures and environmental conditions, making them a reliable choice for underground applications. However, it is important to note that proper coating and insulation should be applied to steel pipes to prevent corrosion and ensure longevity.

Q:Can steel pipes be used for water treatment plants?: Yes, steel pipes can be used for water treatment plants. Steel pipes are commonly used for conveying water in various industries, including water treatment plants, due to their durability, strength, and resistance to corrosion. Additionally, steel pipes can withstand high-pressure water flows and can be easily welded, making them suitable for the demanding requirements of water treatment processes.

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