SPIRAL WELDED STEEL PIPE 16/18/20/22/24/26/28'' CARBON

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t

Supply Capability:: 3000 m.t/month

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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< span="">	<0.045< span="">	<0.030< span="">	>195	315-430	32-33
Q215	0.09-0.15	0.25-0.55	<0.05< span="">	<0.045< span="">	<0.030< span="">	>215	335-450	26-31
Q235	0.12-0.20	0.30-0.70	<0.045< span="">	<0.045< span="">	<0.030< span="">	>235	375-500	24-26
Q345	<0.20< span="">	1.0-1.6	<0.040< span="">	<0.040< span="">	<0.55< span="">	>345	470-630	21-22

Packaging & Delivery

Packaging Detail:	Normal exporting packing,in container or bulk vessel or as per clients' request
Delivery Detail:	2 months after confimed contract

Specifications

Large Diameter API 5L X70 PSL2 LSAW Steel Pipe
Grade: X42, X46, X50, X52, X60, B, C
OD: 1.5"-28"
WT: SCH10-SCH160
Brand:TPCO

Large Diameter API 5L X70 PSL2 LSAW Steel Pipe

Specifications:

u Standard: API 5L

u Grade: B, C, X42, X46, X50, X52, X56, X60, X65, X70, X80

u OD: 1.5"-28"

u WT: SCH10-SCH160

u Length: 5-12m

u Ends Finish: plain end, bevel end, grooved end

u Surface Treatment: bare, black varnished, oiled finish, red color, anti-corrosion, 3PE, FBE or epoxy coating

u Technique: hot rolled or cold drawn

u Application: api 5l steel pipe for conveying oil, water, gas

u Invoicing: based on theoretical weight or actual weight

u Payment Terms: L/C at sight, T/T or Western Union

u Trade Terms: FOB, CFR, CIF

u Certification: ABS manufacturing assessment, ABS design assessment, API 5CT, API 5L, DNV manufacturer certificate, ISO9001 quality management system certificate, ISO14001 environment management system certificate, GB/T28001 occupational health and safety management system certificate, A1 class manufacturing license of special equipment certificate, CCS, GL, LR, SGS, TüV, PDE

Q:How are steel pipes used in the construction of shipbuilding?: Steel pipes are commonly used in shipbuilding for various purposes such as transporting fluids, supporting structures, and providing stability. They are used for the construction of the ship's hull, bulkheads, and compartments, as well as for the installation of water, fuel, and ventilation systems. Steel pipes are also utilized for the construction of masts, rigging, and other ship components that require strength and durability.

Q:How are steel pipes used in the water supply system?: Steel pipes are commonly used in the water supply system due to their durability and strength. They are used to transport water from the source, such as a reservoir or water treatment plant, to various distribution points, such as homes, buildings, and industries. Steel pipes are resistant to corrosion and can handle high water pressure, making them ideal for long-distance water transportation. Additionally, steel pipes are often used in underground applications, as they can withstand the weight of soil and other external forces.

Q:Can steel pipes be used for roller coaster tracks?: Yes, steel pipes can be used for roller coaster tracks. In fact, they are one of the most common materials used for roller coaster tracks due to their strength, durability, and versatility. Steel pipes provide excellent support and stability for the roller coaster cars, ensuring a safe and thrilling ride experience for passengers. Additionally, steel pipes can be easily shaped and welded to create various track designs, including loops, twists, and turns, making them ideal for creating exhilarating roller coaster layouts. Furthermore, steel pipes are resistant to corrosion and can withstand harsh weather conditions, making them a reliable choice for outdoor roller coasters. Overall, steel pipes are a popular and reliable choice for roller coaster tracks, offering both safety and excitement for riders.

Q:Can steel pipes be used for architectural purposes?: Yes, steel pipes can be used for architectural purposes. They are widely used in the construction industry for structural applications such as building frames, handrails, fences, and decorative elements. Steel pipes offer strength, durability, and versatility, making them suitable for various architectural designs and applications.

Q:What are the different methods of pipe coating for steel pipes?: Steel pipes can be coated using various methods, each with its own benefits and uses. One widely used technique is fusion bonded epoxy (FBE) coating. This involves heating the steel pipe and applying a thermosetting powder that melts and sticks to the surface, resulting in a robust and long-lasting coating. FBE coating is excellent for preventing corrosion and is commonly employed in the oil and gas industry. Another method is liquid epoxy coating, where a liquid epoxy resin is applied to the steel pipe's surface. Once it cures, it forms a protective barrier. Liquid epoxy coating is suitable for smaller pipes and provides good resistance to chemicals. Polyethylene (PE) coating is a popular option, especially for pipes that will be buried underground. It involves wrapping the steel pipe with a layer of polyethylene, which offers exceptional resistance against water, chemicals, and abrasion. Polyurethane (PU) coating is another choice, known for its high chemical resistance and flexibility. It is often used in offshore applications and extreme temperature environments. Other pipe coating methods include coal tar enamel (CTE) coating, which provides excellent water and chemical resistance, and concrete weight coating, which adds weight to the pipe for stability in underwater or subsea applications. To summarize, the available methods for coating steel pipes include fusion bonded epoxy (FBE), liquid epoxy, polyethylene (PE), polyurethane (PU), coal tar enamel (CTE), and concrete weight coating. The selection of a coating method depends on specific requirements, such as corrosion protection, chemical resistance, or stability.

Q:Is steel pipe made of profiles?: Large steel: large steel, I-beam, channel steel, angle steel and flat steel are hot rolled, round bar, Fang Gang, six angle iron in addition to hot rolling, there are forging, cold drawn and so on.

Q:Are steel pipes suitable for food processing facilities?: Yes, steel pipes are suitable for food processing facilities. Steel is a durable and hygienic material that is resistant to corrosion, making it ideal for transporting food products and maintaining their quality and safety. Additionally, steel pipes are easy to clean and disinfect, further ensuring sanitation standards in food processing facilities.

Q:Can steel pipes be used for wastewater treatment?: Yes, steel pipes can be used for wastewater treatment. Steel pipes are commonly used in the construction of wastewater treatment plants and systems due to their durability, strength, and resistance to corrosion. They are especially suitable for transporting and distributing wastewater, as they can withstand high pressure and temperature variations. Steel pipes can also be coated or lined with materials that provide additional protection against corrosion and chemical reactions with the wastewater. However, it is important to ensure that the steel pipes are properly maintained, inspected, and replaced when necessary to prevent any potential leaks or failures that could compromise the wastewater treatment process.

Q:Can steel pipes be used for underground sewage systems?: Yes, steel pipes can be used for underground sewage systems. Steel pipes are known for their durability and strength, making them suitable for underground applications. However, it is essential to ensure that the steel pipes are properly coated or protected against corrosion to prevent damage from sewage and soil conditions.

Q:How are steel pipes insulated to prevent noise transmission?: Steel pipes are typically insulated to prevent noise transmission through the use of materials such as mineral wool, fiberglass, or foam. These insulation materials are wrapped around the pipes to create a barrier that absorbs and reduces sound waves, preventing them from traveling and causing noise transmission.

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