Alloy Hot Rolled Steel Tube

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Quick Details

Grade:A53-A369
Thickness:8 mm
Place of Origin:Tianjin, China (Mainland)
Secondary Or Not:Is Secondary
Technique:Seamless
Model Number:273mm*8mm
Standard:ASME, ASTM A106-2006
Specification:273mm*8mm
Outer Diameter:273mm
Length:5-12Meters
Usage:used in home application
Grade:API J55

Packaging & Delivery

Packaging Details:	BUNDLE,PLASTIC BAG, HEXAGONAL METAL STRAPS, WOODEN CASE ,WOVEN BAG
Delivery Detail:	15-30days

Specifications

SS steel tube 316L
273mm*8mm
5-12Meters
used in home application, construction and other purposes.

SS steel tube 316L
273mm*8mm
5-12Meters
used in home application, construction and other purposes

API SPEC 5CT J55\K55\N80\L80\P110(LTC),(STC),(BTC)

API SPEC 5L

PSL 1:A25\A\B\X42\X46\X52\X56\X60\ X65 \X70

PSL 2:B\X42\X46\X52\X56\X60\X65\X70\ X80

ASTM A106 GR.A\B\C

ASTM A53 GR.A\B

DIN1629

JIS G3454

ASTM A192\A210\A179

DIN17175

JIS G3455

ASTM A213

JIS G3456

APPLICATION:
API SPEC 5L For the purpose of transportation of gas,water,oill in oil&gas industry.
API SPEC 5CT.Tubing is used in extracting petroleum & natural gas. casing pipe serves as wall of well.
ASTM A106. for the purpose of the pipeline project of boiler,water&petroleum.
ASTM A53 It is used for conveying water,petrolem,gas and other common fluids.
ASTM A179 For tubed heat exchanger and similar heat conveying equipments
ASTM A192 For manufacture wall panel,economizer,reheater,superheater and steam pipeline of boilers.
Chemical Composition
STANDARD	GRADE	CHEMICAL COMPOSITION
STANDARD	GRADE	C	Si	Mn	P	S	Cr	Mo	Cu	Ni	V
ASME SA106	SA106B	0.170.25	≥0.1	0.701.00	≤0.030	≤0.030	≤0.035
ASTM A106	A	≤0.25	≤0.10	0.270.93	≤0.035	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	B	≤0.30	≤0.10	0.291.06	≤0.035	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	C	≤0.35	≤0.10	0.291.06	≤0.035	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
ASTM A53	A	0.25	/	0.95	0.05	0.045	0.40	0.15	0.40	0.40	0.08
ASTM A53	B	0.3	/	1.2	0.05	0.045	0.40	0.15	0.40	0.40	0.08
ASTM A179	A179	≤0.06-0.18	/	0.27-0.63	≤0.035	≤0.035
ASTM A192	A192	0.060.18	≤0.25	0.270.63	≤0.035	≤0.035
ASTM A210	A-1	≤0.27	≥0.10	≤0.93	≤0.035	≤0.035
ASTM A210	C	≤0.35	≥0.10	0.291.06	≤0.035	≤0.035

FAQ of Alloy Steel Pipe :

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

Any question, pls feel free to contact us !

Alloy Pipe Image

Alloy Hot Rolled Steel Tube

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: What is the purpose of pipe flanges in steel pipes?: The purpose of pipe flanges in steel pipes is to provide a secure and leak-proof connection between two pipes or to other equipment, such as valves or pumps. Flanges allow for easy assembly and disassembly of pipe sections, as well as providing a means for maintenance and repairs. Additionally, they provide a stronger connection, ensuring the integrity and stability of the pipeline system.

Q: What is the difference between steel pipes and concrete pipes?: Steel pipes and concrete pipes differ in terms of their material composition and physical characteristics. Steel pipes are made from steel alloys, which make them strong, durable, and resistant to corrosion. They have high tensile strength, allowing them to withstand high-pressure applications. Steel pipes are commonly used in industries such as oil and gas, plumbing, and construction. On the other hand, concrete pipes are made from a mixture of cement, aggregates, and water. They are known for their exceptional compressive strength and durability. Concrete pipes are commonly used in sewage systems, drainage systems, and culverts. In terms of installation, steel pipes are lightweight and easy to handle, making them more convenient to transport and install. Concrete pipes, on the other hand, are heavier and require specialized equipment for installation. Additionally, steel pipes have a smooth internal surface, which allows for efficient flow of fluids or gases. Concrete pipes, however, have a rougher internal surface, which may cause more friction and result in reduced flow rates. Overall, the choice between steel pipes and concrete pipes depends on the specific requirements of the project, including factors such as application, budget, and durability needs.

Q: Can steel pipes be used for signposts or street lighting poles?: Yes, steel pipes can be used for signposts or street lighting poles. Steel pipes are often chosen for their durability, strength, and resistance to harsh weather conditions, making them suitable for supporting signs or street lighting fixtures.

Q: What is the weight of hot galvanized steel tubes? DN150 4mm wall thickness: DN150 4mm wall thickness welded steel pipe theoretical weight is 16.21kg/m, galvanized steel pipe should be multiplied by the weight coefficient after galvanizing, C, DN150, wall thickness of 4mm, C=1.032, DN150, theoretical weight and wall thickness of 4mm galvanized steel is 1.02*16.21=16.7287kg/m = 16.73kg/m.

Q: What are the main components of a steel pipe?: The main components of a steel pipe include the steel material itself, which is typically made from carbon and alloy steel, as well as various coatings or linings that can be applied to enhance its durability and resistance to corrosion. Additionally, a steel pipe may also have fittings such as flanges or couplings, and may be further reinforced with supports or braces depending on its intended use.

Q: How are steel pipes used in seaport infrastructure?: Steel pipes are commonly used in seaport infrastructure for various purposes such as constructing piers, docks, and wharves. They are also used in the construction of offshore platforms and maritime structures like breakwaters and jetties. Steel pipes provide the necessary strength and durability to withstand the harsh marine environment and are used for the transportation of water, fuel, and other fluids within the port. Additionally, they are employed in the construction of pipelines for the loading and unloading of cargo ships, as well as for dredging and marine construction activities.

Q: What are the different methods of joining steel pipes without welding?: There are multiple ways to connect steel pipes without welding. These include: 1. Mechanical Couplings: These couplings consist of two separate pieces that attach to the pipe ends and then tighten together. They provide a secure and leak-proof connection, eliminating the need for welding. 2. Threaded Connections: This method involves threading the ends of the steel pipes to create a male and female connection. The pipes are then screwed together using pipe threads, creating a strong and dependable joint. 3. Flanged Connections: Flanges are utilized to connect steel pipes by bolting them together. The flanges have a flat surface with holes that align with corresponding holes in the opposing flange. Bolts are inserted and tightened to establish a tight seal. 4. Grooved Connections: This technique involves grooving the pipe ends and using grooved couplings to join them. The couplings have teeth that interlock with the grooves, resulting in a secure and rigid connection. 5. Compression Fittings: Compression fittings are employed to connect steel pipes by compressing a metal or plastic ring onto the outer surface of the pipe. This creates a tight seal and a reliable connection without welding. 6. Adhesive Bonding: Special adhesives designed for bonding metals can be used to connect steel pipes. The adhesive is applied to the pipe surfaces, which are then pressed together and left to cure, forming a strong and durable bond. 7. Clamping: Clamps can be used to hold steel pipes together, creating a temporary connection. This method is commonly used for testing purposes or in situations where the pipes need to be easily dismantled. Each of these methods has its own benefits and limitations, and the choice depends on various factors such as the specific application, pipe material, and required joint strength.

Q: What industries typically use steel pipes?: Steel pipes are widely used in various industries due to their durability, strength, and versatility. Some of the industries that typically utilize steel pipes include: 1. Construction: Steel pipes are extensively used in the construction industry for various applications such as structural support, plumbing, and underground piping systems. They are commonly used in commercial buildings, residential structures, bridges, and tunnels. 2. Oil and gas: The oil and gas industry heavily relies on steel pipes for drilling, transporting, and distributing oil and gas. Steel pipes are used in offshore drilling rigs, oil refineries, natural gas processing plants, and pipelines to ensure the safe and efficient transport of these valuable resources. 3. Water and wastewater: Steel pipes play a crucial role in providing clean water supply and managing wastewater. They are used in water treatment plants, desalination facilities, and municipal water distribution systems. Steel pipes are also utilized for sewage and stormwater management. 4. Manufacturing: Various manufacturing industries employ steel pipes for specific applications. For instance, automobile manufacturers use steel pipes in exhaust systems, fuel lines, and hydraulic systems. Steel pipes are also used in the manufacturing of machinery, equipment, and appliances. 5. Mining: The mining industry requires strong and durable materials for its operations. Steel pipes are used in mining applications such as conveying materials, ventilation systems, and underground infrastructure. They are particularly useful in transporting minerals, ores, and other mining byproducts. 6. Energy and power: Steel pipes are extensively used in power generation facilities, including thermal power plants, nuclear power plants, and renewable energy installations. They are utilized in steam pipelines, cooling systems, and heat exchangers. Steel pipes are also employed in the construction of transmission lines for electricity distribution. 7. Infrastructure and transportation: Steel pipes are essential for infrastructure development and transportation systems. They are used in the construction of roads, bridges, railways, and airports. Steel pipes are also utilized in the transportation of fluids and gases, such as in pipelines for natural gas or petroleum products. Overall, the versatility and reliability of steel pipes make them indispensable in a wide range of industries, contributing to various aspects of our modern infrastructure and daily lives.

Q: How are steel pipes used in the construction of power plants?: Steel pipes are commonly used in the construction of power plants for various purposes such as transporting fluids, gases, and steam, as well as for structural support. They are used to create a network of pipelines that carry coolant water, fuel, and other necessary fluids to different areas of the plant. Additionally, steel pipes are used for steam generation, connecting boilers to turbines and condensers, ensuring efficient energy production. The durability, strength, and high-temperature resistance of steel pipes make them an ideal choice for the demanding conditions in power plants.

Send your message to us

*Email

*TEL

*Quantity

*Unit