SPIRAL STEEL PIPE 46‘‘ 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: Can steel pipes be used in the oil and gas industry?
- Yes, steel pipes are commonly used in the oil and gas industry. They are known for their high strength, durability, and resistance to corrosion and high pressure, making them suitable for transporting oil and gas.
- Q: What are the different types of steel pipe caps?
- There are several different types of steel pipe caps, including threaded caps, socket weld caps, butt weld caps, and flanged caps.
- Q: How are steel pipes protected against underground corrosion?
- Steel pipes are protected against underground corrosion through various methods such as cathodic protection, coatings, and corrosion inhibitors. Cathodic protection involves the use of sacrificial anodes or impressed current systems that direct corrosion away from the steel pipes. Coatings like epoxy or polyethylene are applied to the pipes to create a physical barrier against moisture and corrosive elements in the soil. Additionally, corrosion inhibitors can be added to the fluid inside the pipes to prevent corrosion from occurring.
- Q: Are steel pipes suitable for use in chemical plants?
- Yes, steel pipes are suitable for use in chemical plants. Steel pipes have excellent resistance to corrosion and high temperatures, making them ideal for transporting various chemicals and fluids in a safe and efficient manner. Their strength, durability, and versatility make them a preferred choice in the chemical industry.
- 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: How do steel pipes handle thermal expansion?
- Steel pipes handle thermal expansion by expanding and contracting with changes in temperature. When the pipe is heated, it expands in length and diameter, and when it cools down, it contracts. To accommodate this expansion and contraction, steel pipes are usually installed with expansion joints or loops that allow them to flex and absorb the thermal expansion without causing damage or stress on the pipe or its connections. This helps to prevent leaks, buckling, or structural failures caused by the expansion and contraction of the steel pipe.
- Q: What's wrong with the 3PP anticorrosive steel tube?
- At present, mainly foreign related products come out, for some countries with relatively high ambient temperature, and PP than PE to hard, so as to avoid scratching coating.
- Q: How are steel pipes used in the construction of biomass power plants?
- Steel pipes are commonly used in the construction of biomass power plants for various purposes. They are used to transport and distribute water, steam, and other fluids within the plant, as well as to carry and contain biomass fuel, such as wood chips or agricultural waste. Steel pipes are also used for structural purposes, providing support for equipment and structures within the plant. Additionally, they are used for exhaust systems and ventilation, ensuring the safe release of gases and managing air circulation. Overall, steel pipes play a crucial role in the efficient and reliable operation of biomass power plants.
- Q: Are steel pipes suitable for high-pressure applications?
- Yes, steel pipes are highly suitable for high-pressure applications. Steel is known for its strength and durability, making it an ideal material for carrying fluids or gases under high pressure. Steel pipes have the ability to withstand extreme conditions and maintain their structural integrity, making them a reliable choice for various industries such as oil and gas, chemical processing, and power generation.
- Q: What are the environmental impacts of steel pipe manufacturing?
- The environmental impacts of steel pipe manufacturing include the extraction and processing of raw materials, such as iron ore and coal, which can lead to deforestation and habitat destruction. Manufacturing processes, such as smelting and rolling, release significant amounts of greenhouse gases and pollutants into the atmosphere, contributing to climate change and air pollution. Additionally, the disposal of waste materials, such as slag and other byproducts, can contaminate soil and water sources. However, advancements in technology and the adoption of sustainable practices can help mitigate these impacts.
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SPIRAL STEEL PIPE 46‘‘ 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
OKorder Financial Service
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