SPIRAL STEEL PIPE 32’‘-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

High Quality Hollow Section-Square Tubes

Seamless Carbon And Alloy Steel Mechanical Tubing

High Quality ASTM A53 ERW Welded Steel Pipe

ERW Welded Pipes

API 5L Seamless Line Pipe

Seamless Balck Pipe ASTM A106/API 5L/ASTM A53 GR B

Carbon Seamless steel pipe hot Rolled/Cold Rolled/ Cold Drawn GR.B

America Standard Q235 A500 150g Hot Dipped or Galvanized 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: How to establish a concrete-filled steel tubular column model in ANSYS?: A two unit model or a composite unit model can be adoptedTwo units are constructed of steel tubes and concreteA composite unit may be either a fiber element or a section conversion attribute

Q: What are the different methods of non-destructive testing for steel pipes?: The different methods of non-destructive testing for steel pipes include visual inspection, ultrasonic testing, magnetic particle testing, liquid penetrant testing, and radiographic testing. These methods are used to detect defects or abnormalities in the pipes without causing any damage. Visual inspection involves a thorough visual examination of the pipe's surface. Ultrasonic testing uses high-frequency sound waves to identify internal flaws or thickness measurements. Magnetic particle testing detects surface and near-surface defects by applying a magnetic field and inspecting for magnetic particles. Liquid penetrant testing involves applying a liquid dye to the surface and inspecting for any visible indications of defects. Radiographic testing uses X-rays or gamma rays to capture images that reveal internal defects or flaws in the steel pipes.

Q: How do steel pipes handle vibrations?: The effectiveness of handling vibrations is a well-known attribute of steel pipes. Their strong and rigid nature enables them to withstand various types of vibrations, including mechanical vibrations and seismic activities. The structural integrity and strength of steel pipes are responsible for their resilience. Steel pipes possess high tensile strength, which allows them to resist deformation or breakage when exposed to vibrations. They also exhibit resistance to fatigue, meaning they can endure repeated vibrations without suffering significant damage. This quality makes steel pipes ideal for applications involving constant or cyclic vibrations, such as in industrial settings or for fluid transportation through pipelines. Furthermore, steel pipes have the added advantage of being able to dampen vibrations due to their mass. The weight of the steel pipe aids in absorbing and dissipating the energy generated by vibrations, preventing excessive movement or oscillation. This damping effect contributes to the overall stability and durability of the pipe system. Various measures can be taken to further enhance the ability of steel pipes to handle vibrations. These measures may include the utilization 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 function optimally under conditions prone to vibrations. In conclusion, steel pipes possess the necessary attributes to effectively handle vibrations, including strength, resistance to fatigue, and the ability to dampen vibrations. Their robustness and durability make them a reliable choice for applications where vibrations are a concern, guaranteeing the safe and efficient transportation of fluids or materials.

Q: Are steel pipes suitable for wastewater treatment plants?: Yes, steel pipes are suitable for wastewater treatment plants. Steel pipes are commonly used in wastewater treatment plants due to their high strength and durability. They can withstand high pressure and are resistant to corrosion, making them ideal for carrying wastewater and other fluids in the harsh conditions found in treatment plants. Additionally, steel pipes can be easily welded and joined, allowing for flexibility in the design and installation of the piping system. Overall, steel pipes are a reliable and cost-effective choice for wastewater treatment plants.

Q: What are the advantages of using steel pipes in plumbing systems?: There are several advantages of using steel pipes in plumbing systems. Firstly, steel pipes are highly durable and can withstand high levels of pressure, making them suitable for carrying water and other fluids. Additionally, steel pipes are resistant to corrosion, which ensures longevity and prevents leaks. Steel pipes also have a smooth interior surface, which improves water flow and reduces the risk of blockages. Moreover, steel pipes are fire-resistant and do not contribute to the spread of flames, enhancing overall safety. Lastly, steel pipes are environmentally friendly as they are often made from recycled materials and can be recycled again at the end of their lifespan.

Q: What are the different grades of steel used in pipe manufacturing?: The different grades of steel used in pipe manufacturing vary depending on the intended use and specific requirements. Some common grades include carbon steel (such as ASTM A106 or API 5L), alloy steel (such as ASTM A335), stainless steel (such as ASTM A312), and duplex steel (such as ASTM A790). These grades have different chemical compositions and mechanical properties to suit various applications in industries like oil and gas, construction, and plumbing.

Q: Can steel pipes be used for chemical storage tanks?: No, steel pipes are not suitable for chemical storage tanks as they are not designed to handle the corrosive nature of many chemicals.

Q: Where is the difference between seamless steel pipe and welded pipe?: Seamless steel tube is formed during rolling. Welded steel pipes need to be welded after coiling, and spiral welding and direct welding are generally used. Seamless performance is better, of course, the price is higher.

Q: How are steel pipes protected against soil movement or settlement?: Steel pipes can be protected against soil movement or settlement through the use of various measures such as proper design and installation techniques, including the use of appropriate bedding materials, backfilling with compacted soil, and the addition of protective coatings or linings. Additionally, the implementation of geotechnical investigations and monitoring systems can help identify potential soil movement or settlement issues in advance, allowing for proactive measures to be taken to mitigate any potential damage to the steel pipes.

Q: How do you calculate the weight of a steel pipe?: To calculate the weight of a steel pipe, you would need to know the dimensions of the pipe, specifically the outer diameter (OD), wall thickness, and length. Firstly, you need to determine the cross-sectional area of the pipe. This can be done by subtracting the inner diameter (ID) from the outer diameter (OD) and dividing the result by 2 to get the radius. Then, you can use the formula A = πr^2 to calculate the area. Next, multiply the cross-sectional area by the length of the pipe to get the volume. The formula for volume is V = A * L, where A is the cross-sectional area and L is the length. Finally, to calculate the weight of the steel pipe, you need to multiply the volume by the density of steel. The density of steel is typically around 7850 kilograms per cubic meter (kg/m^3) or 0.2836 pounds per cubic inch (lb/in^3). The formula for weight is W = V * ρ, where V is the volume and ρ is the density of steel. It's important to note that if you are working with different units, you will need to convert them to match the units of the density. For example, if the length is in feet and the density is in pounds per cubic inch, you would need to convert the length to inches before performing the calculations. Remember to double-check your measurements and calculations to ensure accuracy.

Send your message to us

*Email

*TEL

*Quantity

*Unit