SPIRAL STEEL PIPE 58‘‘ ASTM API LARGE DIAMETER PIPE
- Ref Price:
-
- 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 | 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 |
- Q: What is the typical diameter range for steel pipes?
- The typical diameter range for steel pipes can vary depending on the specific application and industry requirements. However, in general, steel pipes can have diameters ranging from as small as 0.5 inches (12.7 millimeters) up to several feet (over a meter) in diameter. The most commonly used steel pipes for various purposes, such as plumbing, construction, and transportation of fluids or gases, typically fall within the range of 1/2 inch (13 millimeters) to 36 inches (914 millimeters) in diameter. It is important to note that larger diameter steel pipes are often used for industrial applications, such as oil and gas pipelines, while smaller diameter pipes are commonly used for residential and commercial plumbing systems.
- Q: What is the difference between carbon steel and alloy steel pipes?
- Carbon steel and alloy steel pipes are both types of steel pipes, but they differ in their composition and properties. Carbon steel pipes are made primarily from carbon and iron, with small amounts of other elements such as manganese, silicon, and copper. They are known for their strength and durability, making them a popular choice for various applications in industries such as construction, oil and gas, and automotive. Carbon steel pipes are relatively inexpensive and have good resistance to corrosion. On the other hand, alloy steel pipes are made by adding other alloying elements to carbon steel. These alloying elements can include elements such as chromium, nickel, molybdenum, and vanadium, among others. The addition of these elements enhances the properties of the steel, such as increased strength, improved corrosion resistance, and better heat resistance. Alloy steel pipes are commonly used in high-temperature and high-pressure applications, such as in power plants, refineries, and chemical plants. In terms of cost, alloy steel pipes are generally more expensive than carbon steel pipes due to the additional alloying elements. However, the added benefits in performance and durability can often justify the higher cost. In summary, the main difference between carbon steel and alloy steel pipes lies in their composition and properties. Carbon steel pipes are primarily made of carbon and iron, while alloy steel pipes contain additional alloying elements for enhanced properties. Carbon steel pipes are known for their strength and affordability, while alloy steel pipes offer improved strength, corrosion resistance, and heat resistance.
- Q: D108*4 what does "D108" mean by seamless steel tubes? What does "*4" mean?
- D108: refers to the outer diameter of 108mm;4: refers to the wall thickness of 4mm.
- Q: How are steel pipes sized and classified?
- The primary criteria for sizing and categorizing steel pipes are their outer diameter (OD) and wall thickness. This standardization ensures compatibility and ease of use across different applications. The common approach to sizing steel pipes is through nominal pipe size (NPS), a North American standard that refers to a pipe's OD. NPS sizes span from 1/8 inch to 36 inches, with each size corresponding to a specific OD. For instance, a 1/2-inch NPS pipe has an OD of 0.84 inches, while a 12-inch NPS pipe has an OD of 12.75 inches. It's important to note that the pipe's OD may not precisely match its actual measurement due to historical dimensions. Moreover, steel pipes are categorized into various schedules, which indicate the wall thickness. The most common schedules are SCH 5, SCH 10, SCH 40, SCH 80, and SCH 160, with higher numbers representing thicker walls. These schedules are standardized and aid in selecting the appropriate pipe for specific applications. Additionally, steel pipes can be further classified based on their end connections. The typical types include threaded, plain-end, and socket-weld connections. Threaded pipes possess screw threads on both ends, facilitating easy assembly and disassembly. Plain-end pipes lack threads and are typically joined using welding techniques. Socket-weld pipes have a socket-like end that enables welding with a corresponding fitting. In conclusion, steel pipes undergo sizing and classification based on their outer diameter, wall thickness, and end connections. The nominal pipe size (NPS) denotes the outer diameter, while the schedule number represents the wall thickness. Understanding the sizing and classification of steel pipes is crucial when selecting the appropriate pipe for specific applications in industries like construction, oil and gas, plumbing, and manufacturing.
- Q: How are steel pipes used in the manufacturing of appliances?
- Steel pipes are commonly used in the manufacturing of appliances as they are strong, durable, and resistant to corrosion. These pipes are used for various purposes such as supply and distribution of water, gas, and other fluids, as well as for structural support and framework in appliances. They are often used for creating the internal plumbing systems, ventilation ducts, and electrical conduits in appliances, ensuring efficient functioning and reliability.
- Q: Can steel pipes be used for fencing or railing?
- Yes, steel pipes can definitely be used for fencing or railing purposes. Steel pipes are known for their durability, strength, and resistance to corrosion, making them a popular choice for construction projects like fencing and railings. They provide a sturdy and long-lasting solution for securing properties or creating barriers, while also offering an aesthetically pleasing and modern look.
- Q: What are the common standards and specifications for steel pipes?
- The common standards and specifications for steel pipes include ASTM A53, ASTM A106, API 5L, and ISO 3183. These standards outline the requirements for the manufacturing, dimensions, and mechanical properties of steel pipes used in various industries such as oil and gas, construction, and transportation. Additionally, specific applications may have their own standards and specifications that need to be met for quality and safety purposes.
- Q: Can steel pipes be used for water supply networks?
- Yes, steel pipes can be used for water supply networks. They are commonly used due to their durability, strength, and resistance to corrosion. However, proper coatings and maintenance are necessary to prevent rusting and ensure the quality of the water supply.
- Q: Can steel pipes be used for high-temperature applications?
- Yes, steel pipes can be used for high-temperature applications. Steel pipes possess excellent heat resistance properties, making them suitable for conveying fluids or gases at elevated temperatures. The high melting point and thermal conductivity of steel allow it to withstand and transfer heat effectively, making it a reliable choice for industries such as oil and gas, power generation, and chemical processing. Additionally, steel pipes can be manufactured with specific alloys or coatings to enhance their resistance to corrosion and oxidation, further increasing their suitability for high-temperature applications.
- Q: Can steel pipes be used for oil refineries?
- Yes, steel pipes can be used for oil refineries. Steel pipes are commonly used in oil refineries due to their durability, high strength, and resistance to corrosion, making them suitable for transporting crude oil and refined products under high pressure and harsh conditions.
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SPIRAL STEEL PIPE 58‘‘ ASTM API LARGE DIAMETER PIPE
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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