SPIRAL CARBON STEEL PIPE ASTM A53

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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	<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: Are steel pipes resistant to corrosion?: Yes, steel pipes are generally resistant to corrosion due to the protective layer of oxide that forms on their surface, but their resistance can vary depending on the specific grade of steel and the environment they are exposed to.

Q: How are steel pipes used in the defense sector?: Steel pipes are used in the defense sector for various purposes such as constructing military infrastructure, including bunkers, underground facilities, and missile silos. They are also utilized in the manufacturing of military vehicles, weapons systems, and equipment. Steel pipes provide strength, durability, and resistance to extreme conditions, making them ideal for applications in the defense sector.

Q: How are steel pipes used in the manufacturing of offshore wind turbines?: Steel pipes are used in the manufacturing of offshore wind turbines for various purposes. They are commonly used to create the foundation structures, such as monopiles and jacket structures, which provide stability and support for the turbines in the seabed. Steel pipes are also utilized for the construction of the tower and nacelle structures, providing a strong and durable framework for the turbine components. Additionally, steel pipes are employed for the installation of subsea cables, allowing for the transmission of electricity generated by the turbines to the shore. Overall, steel pipes play a crucial role in the manufacturing of offshore wind turbines by providing the necessary strength, stability, and infrastructure required for their operation.

Q: How are steel pipes used in sewage treatment plants?: Steel pipes are commonly used in sewage treatment plants to transport wastewater, sludge, and other fluids throughout the facility. They provide a durable and corrosion-resistant solution for the harsh environments found in these plants. Steel pipes are used for various purposes, such as conveying raw sewage, distributing treated water, and carrying sludge for disposal or further processing.

Q: Can steel pipes be used for underground cable protection?: Yes, steel pipes can be used for underground cable protection. Steel pipes offer durability, strength, and resistance to corrosion, making them suitable for protecting cables from external elements and potential damage. Additionally, steel pipes can provide a secure and reliable conduit for underground cables, ensuring their safety and longevity.

Q: How are steel pipes used in stadium construction?: Steel pipes are commonly used in stadium construction for various purposes such as structural support, plumbing systems, and the installation of lighting and audio equipment. They provide strength, durability, and versatility, making them ideal for ensuring the overall stability and functionality of the stadium.

Q: What is the cost of steel pipes compared to other materials?: The cost of steel pipes can vary depending on various factors such as size, grade, and market conditions. However, generally speaking, steel pipes tend to be more cost-effective compared to other materials like copper or PVC. Steel is a durable and versatile material that offers exceptional strength and longevity, making it a popular choice for various applications.

Q: How are steel pipes used in the manufacturing of machinery and equipment?: The manufacturing of machinery and equipment heavily relies on the widespread utilization of steel pipes, thanks to their numerous advantageous properties. These pipes serve as a primary means of conveying different materials, fluids, and gases within the machinery, effectively ensuring safe and efficient transportation. One crucial application of steel pipes in machinery manufacturing lies in the realm of hydraulic and pneumatic systems. Hydraulic systems depend on steel pipes to transmit power and regulate fluid flow, while pneumatic systems utilize these pipes to transport compressed air, powering various components. The strength and durability inherent in steel pipes guarantee their ability to withstand the immense pressure and forces exerted by these systems, making them a dependable choice for such purposes. Moreover, steel pipes find extensive use in the construction of machinery frames and structures. Their exceptional tensile strength and resistance to corrosion make them an ideal option for providing structural support and stability to heavy machinery. These pipes can be effortlessly welded, bent, and fabricated into diverse shapes, allowing for flexibility in design and enabling the creation of intricate machinery structures. Furthermore, steel pipes play an indispensable role in the transportation of raw materials and finished products throughout the manufacturing process. They frequently serve as conduits for the movement of liquids, gases, and granular materials, ensuring the smooth operation of machinery and equipment. Steel pipes are particularly well-suited for handling abrasive and corrosive materials, as their robust construction guarantees minimal wear and tear over time. In conclusion, the extensive utilization of steel pipes in the manufacturing of machinery and equipment stems from their strength, durability, and versatility. Whether it be for hydraulic systems, structural support, or material transportation, steel pipes form an integral component that significantly contributes to the efficiency and dependability of machinery across various industries.

Q: How do steel pipes compare to other pipe materials like PVC or copper?: Steel pipes have distinct advantages over other pipe materials like PVC or copper. Firstly, steel pipes are extremely durable and can withstand high pressure and temperature, making them suitable for various industrial applications. They also have a longer lifespan compared to PVC or copper pipes, reducing the need for frequent replacements. Moreover, steel pipes are highly resistant to corrosion and chemical reactions, ensuring a consistent flow of water or other substances. However, steel pipes are generally more expensive and require skilled labor for installation. PVC pipes, on the other hand, are lightweight, cost-effective, and easier to install, but they may not be as durable or resistant to extreme conditions. Copper pipes are known for their excellent heat conductivity and resistance to fire, but they are more expensive and require more maintenance. Ultimately, the choice between steel, PVC, or copper pipes depends on the specific requirements of the project and the factors of cost, durability, and functionality.

Q: How are steel pipes used in the manufacturing of fire sprinkler systems?: Steel pipes are commonly used in the manufacturing of fire sprinkler systems due to their durability and fire resistance properties. These pipes serve as a reliable conduit for water or fire suppression agents to flow through, ensuring that the sprinkler system effectively extinguishes fires. The high strength of steel pipes allows for the construction of a robust and long-lasting system that can withstand high pressure and heat, making them an ideal choice for fire safety installations.

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