SSAW CARBON STEEL PIPE 2''-48''

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

You Might Also Like

Line Pipe

Seamless Carbon Steel Tubes

Hot-rolled seamless steel tubes for hydraulic pillar service

API 5L Seamless line Pipe J55

Seamless Steel Alloy Pipe with Factory Price

Seamless steel pipe balck ASTM A106/A53 GRADE B

Galvanized Pipe America Standard A53 200g Hot Dipped or Pre-galvanized Pipe

Galvanized Pipe America-Standard ASTM A500 100g/200g Hot Dipped Pipe

Packaging & Delivery

Packaging Detail:	standard export packing or as customer's requirement
Delivery Detail:	within 10 - 30 days

Specifications

Spiral Welded Steel Pipes and Tubes
1.Material:Q195-Q235
2.Length:1-12m
3.WT:1.0-14mm
4.O.D.:20-273mm

Spiral Welded Steel Pipes and Tubes

Product Description:

1.Material : Q235,Q345,L245,L290,L360,L415,L450,L485,GrB,X42,46,X52,X56,X60,X65,X70,X80,X100

2,Standard: SY/T5037-2000,GB/T9711-2011,API Spec 5L PSL1/PSL2,ASTM A252\A53,ISO3183,DIN17172,EN10217,JIS G3457,AWWA C200,ASTM A139,ASTM A671,ASTM A672

3.Wall thickness: 3.0mm-30mm

4.Outer diameter: φ168mm-3020mm

5,Length: 5m-12m or as your requirement

6,Corrosion protection standard: DIN30670,DIN30671, AWWAC210, AWWA C203, SY/T0413-2002,SY/T0414-2002

7,Application: Oil, gas, natural gas, water pipe, thermal electricity pipe, steel structure engineering, etc

Q195-q345 Material Steel Pipe's Materials

Elements Material	Chemical Compsition%					Mechanical Property
	C%	Mn%	S%	P%	Si%	Yield Point (Mpa)	Tensile Strength(Mpa)	Elongation (%)
Q195	0.06-0.12	0.25-0.50	<0.050	<0.045	<0.030	>195	315-430	32-33
Q215	0.09-0.15	0.25-0.55	<0.05	<0.045	<0.030	>215	335-450	26-31
Q235	0.12-0.20	0.30-0.70	<0.045	<0.045	<0.030	>235	375-500	24-26
Q345	<0.20	1.0-1.6	<0.040	<0.040	<0.55	>345	470-630	21-22

Q: Can steel pipes be used for steam applications?: Yes, steel pipes can be used for steam applications. Steel is a widely used material in steam systems due to its high strength, durability, and resistance to high temperatures and pressure. It is commonly used in industries such as power generation, refineries, and petrochemical plants for carrying and distributing steam. However, it is important to ensure that the steel pipes are properly designed, installed, and maintained to withstand the specific conditions and requirements of steam applications.

Q: How are steel pipes connected together?: Steel pipes are typically connected together through various methods such as welding, threading, and flanging. Welding involves fusing the ends of pipes together using high heat, creating a strong and permanent connection. Threading involves screwing the ends of pipes together using threads, while flanging involves connecting pipes by flaring or bending their ends and securing them with bolts. These methods ensure a secure and reliable connection between steel pipes.

Q: What is the difference between hot-rolled and cold-rolled steel pipes?: The main difference between hot-rolled and cold-rolled steel pipes lies in the manufacturing process. Hot-rolled steel pipes are produced at high temperatures, which results in a rougher surface and less precise dimensions. On the other hand, cold-rolled steel pipes are manufactured at lower temperatures, leading to a smoother surface finish and more accurate measurements. Additionally, the hot-rolling process allows for a wider range of steel grades and sizes, while cold-rolled pipes are generally limited in terms of thickness and diameter.

Q: How do steel pipes compare to other materials like PVC or copper?: Steel pipes have several advantages over other materials like PVC or copper. Firstly, steel pipes are incredibly strong and durable. They can withstand high pressure and extreme temperatures without cracking or bending. This makes them ideal for heavy-duty applications such as industrial piping systems or underground installations. Secondly, steel pipes have excellent corrosion resistance. Unlike copper pipes that can corrode over time, steel pipes are typically coated with anti-corrosive materials such as zinc or epoxy. This protective layer prevents rust and ensures a longer lifespan for the pipes. Furthermore, steel pipes offer superior fire resistance compared to PVC or copper. They are non-combustible and can withstand high temperatures for extended periods without deforming or releasing toxic gases. This makes steel pipes a safer option for applications where fire hazards are a concern. In terms of cost, steel pipes may be more expensive than PVC initially, but they offer better long-term value due to their durability and longevity. Copper pipes, on the other hand, can be quite expensive and are susceptible to theft due to their scrap value. Lastly, steel pipes are highly versatile and can be used in various applications, including water supply, sewage systems, gas pipelines, and oil refineries. They can handle high volumes of fluid with ease and are resistant to external factors like UV rays or physical impacts. Overall, steel pipes are a reliable and efficient choice for many industries and applications, offering strength, durability, corrosion resistance, fire resistance, and versatility that sets them apart from materials like PVC or copper.

Q: How long are the seamless tubes? Are they six meters long?: 6 meters of a root in general need to be customized, seamless tubes are mostly seven meters above the variable foot

Q: What are the different methods of pipe joining for steel pipes?: There are several different methods of pipe joining for steel pipes. Some of the most common methods include: 1. Butt Welding: This method involves welding the ends of two steel pipes together. The ends are prepared by beveling or facing them to create a V-groove, which is then filled with molten metal to create a strong and durable joint. 2. Socket Welding: In this method, a socket is welded onto the end of a steel pipe, and then another pipe is inserted into the socket and welded in place. This creates a strong joint that is resistant to leakage and corrosion. 3. Threaded Joint: Steel pipes can also be joined using threaded connections. The ends of the pipes are threaded, and then a threaded coupling or union is used to connect them. This method is commonly used for smaller diameter pipes and allows for easy disassembly and reassembly. 4. Flanged Joint: Flanged joints are used for larger diameter pipes and involve attaching a flange to the end of each pipe. The flanges are then bolted together using gaskets to create a tight and secure joint. This method is commonly used in industries such as oil and gas, water treatment, and chemical processing. 5. Grooved Joint: Grooved joints involve using a grooving machine to create a groove around the outside of the pipe. A coupling or fitting is then inserted into the groove and secured with bolts or clamps. This method is quick and easy to install and allows for easy disassembly and reassembly. Each method of pipe joining has its own advantages and disadvantages, and the choice of method will depend on factors such as the size of the pipes, the application, and the required level of strength and durability.

Q: How do you calculate the maximum allowable deflection for steel pipes?: When calculating the maximum allowable deflection for steel pipes, various factors must be taken into account. These factors include the pipe diameter, material properties, support conditions, and desired level of deflection. The maximum allowable deflection is typically determined according to industry standards and codes. One popular method for calculating the maximum allowable deflection is based on the pipe's span-to-diameter ratio, also known as the L/D ratio. The L/D ratio is calculated by dividing the pipe's span (the distance between supports) by its diameter. Numerous industry codes provide guidelines for the maximum allowable deflection based on the L/D ratio. For instance, the American Society of Mechanical Engineers (ASME) B31.1 Power Piping Code suggests that for carbon steel pipes, the maximum allowable deflection should not exceed 3% of the pipe's span when the L/D ratio is 100 or less. However, as the L/D ratio increases, the deflection limit decreases to ensure the pipe's stability and structural integrity. To calculate the maximum allowable deflection using the L/D ratio method, you first need to determine the L/D ratio based on the pipe's span and diameter. Then, you can refer to the applicable code or standard to find the corresponding maximum allowable deflection limit. It's important to note that other factors, such as the pipe material's yield strength, wall thickness, and the type of loading (e.g., dead load, live load), also influence the maximum allowable deflection. Therefore, it is crucial to consult the relevant industry standards, codes, and engineering principles to accurately calculate the maximum allowable deflection for steel pipes.

Q: What are the different methods of welding steel pipes?: There are several different methods of welding steel pipes, including shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), flux-cored arc welding (FCAW), and submerged arc welding (SAW). Each method has its own advantages and is used depending on factors such as the thickness of the pipes, the type of steel being welded, and the desired outcome.

Q: How do you protect steel pipes from fire?: To protect steel pipes from fire, there are several measures that can be taken. One commonly used method is to apply fire-resistant coatings or paints to the surface of the pipes. These coatings or paints are designed to withstand high temperatures and provide a barrier that prevents the heat from reaching the steel. Another effective way to protect steel pipes from fire is to wrap them with fire-resistant insulation materials. These materials act as a buffer, reducing the heat transfer and slowing down the spread of fire. Insulation materials such as mineral wool or ceramic fiber blankets are commonly used for this purpose. In addition, it is important to ensure that the steel pipes are properly installed and supported. This includes maintaining proper clearance from other flammable materials and avoiding overcrowding or obstructions that could impede the flow of air around the pipes. Adequate spacing between pipes is also crucial to prevent the transfer of heat from one pipe to another. Furthermore, it is recommended to incorporate firestop systems when steel pipes pass through fire-rated walls or floors. Firestop systems consist of fire-resistant materials and seals that prevent the spread of fire and smoke through openings or penetrations in fire-rated barriers. Regular maintenance and inspections are essential to ensure the ongoing effectiveness of the fire protection measures. Any damage or deterioration of the coatings, insulation, or firestop systems should be promptly repaired or replaced to maintain the fire resistance of the steel pipes. Overall, a combination of fire-resistant coatings, insulation, proper installation, and maintenance practices are crucial in protecting steel pipes from fire hazards. These measures help to minimize the risk of fire-related damage and ensure the safety of both the pipes and the surrounding environment.

Q: What are the advantages of using steel pipes?: There are several advantages of using steel pipes. Firstly, steel pipes are extremely durable and have a high resistance to corrosion, making them suitable for various applications in different environments. Secondly, steel pipes have excellent strength and can withstand high pressure, making them ideal for transporting fluids and gases over long distances. Additionally, steel pipes have a smooth interior surface, which allows for efficient flow and minimizes the risk of clogs or blockages. Lastly, steel pipes are versatile and can be easily fabricated and customized to meet specific project requirements.

Send your message to us

*Email

*TEL

*Quantity

*Unit