SPIRAL WELDED STEEL PIPE 32/36/38/46'' CARBON
- 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 |
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: What are the environmental benefits of using steel pipes?
- Using steel pipes has multiple environmental benefits: 1. Longevity: Steel pipes have a prolonged lifespan, minimizing the need for frequent replacements. This conserves resources and reduces waste generation. 2. Recyclability: Steel is extensively recycled worldwide. When steel pipes reach the end of their life, they can be easily recycled and used to produce new steel products. This reduces the demand for raw materials and saves energy that would otherwise be necessary for manufacturing new materials. 3. Decreased carbon emissions: Steel pipes have a lower carbon footprint compared to materials like concrete or plastic. The manufacturing process emits fewer greenhouse gases, contributing to an overall lower carbon footprint. 4. Corrosion resistance: Steel pipes exhibit high resistance to corrosion, requiring less maintenance and repair compared to other materials. This reduces the need for chemical coatings and treatments that can have detrimental environmental effects. 5. Water conservation: Steel pipes are commonly used in water supply and distribution systems. Their smooth interiors minimize friction, reducing the energy required to pump water through the pipes. This conserves energy and decreases carbon emissions associated with water transportation. 6. Fire resistance: Steel pipes are inherently fire-resistant, making them a safer choice for various applications. In the event of a fire, steel pipes help contain the spread of flames and minimize environmental damage. In summary, the use of steel pipes provides numerous environmental benefits, including durability, recyclability, reduced carbon emissions, water conservation, and fire resistance. These factors make steel pipes a sustainable option for various infrastructure projects.
- Q: How do steel pipes withstand pressure?
- Steel pipes are able to withstand pressure due to their high strength and durability. The material properties of steel, including its tensile strength and resistance to deformation, allow it to withstand the internal forces caused by pressure without experiencing significant distortion or failure. Additionally, the seamless construction of steel pipes ensures that there are no weak points or joints that could compromise their ability to withstand pressure.
- Q: How are steel pipes used in the manufacturing of automobiles?
- Steel pipes are commonly used in the manufacturing of automobiles due to their strength, durability, and versatility. They are used in various applications throughout the automobile manufacturing process. One of the main uses of steel pipes in automobiles is for the construction of the vehicle's chassis and body. Steel pipes are often used as structural components to provide strength and rigidity to the vehicle. They can be bent, shaped, and welded to form the desired structure, making them an ideal choice for automotive applications. Steel pipes are also used in the exhaust system of automobiles. The exhaust system is responsible for guiding and directing the exhaust gases away from the engine. Steel pipes are used to create the exhaust manifold, which collects the gases from the engine's cylinders, as well as the exhaust pipes and mufflers. The high temperature resistance and corrosion resistance of steel make it suitable for withstanding the harsh conditions of the exhaust system. In addition, steel pipes are used in the cooling system of automobiles. They are used to transport coolant from the engine to the radiator and back, helping to regulate the engine's temperature. Steel pipes are preferred for this application due to their ability to handle high pressure and temperature, as well as their resistance to corrosion and chemical damage. Moreover, steel pipes are used in the fuel system of automobiles. They are used to transport fuel from the tank to the engine, ensuring a steady and reliable supply of fuel. Steel pipes are chosen for this application because they are resistant to corrosion and can handle the high pressure and temperature associated with fuel transportation. In summary, steel pipes are essential in the manufacturing of automobiles. They are used in the construction of the chassis and body, the exhaust system, the cooling system, and the fuel system. Their strength, durability, and versatility make them a preferred choice for automotive applications.
- Q: How are steel pipes used in the manufacturing of shipbuilding and offshore structures?
- Steel pipes are essential components in the manufacturing of shipbuilding and offshore structures. They are widely used due to their strength, durability, and resistance to corrosion, making them ideal for the harsh marine environment. In shipbuilding, steel pipes are used for various purposes. One of the main applications is in the construction of the hull, the framework that provides structural support to the ship. Steel pipes are used to form the keel and the frames, which help to maintain the shape and strength of the hull. These pipes are welded together to create a robust and rigid structure that can withstand the forces exerted on the ship during navigation. Moreover, steel pipes are used in the construction of various systems onboard the ship. For instance, they are utilized in the piping system for transporting fluids like fuel, water, and oil throughout the vessel. Steel pipes are also employed in the ventilation and air conditioning systems, ensuring proper airflow and temperature control within the ship. In offshore structures, such as oil rigs and platforms, steel pipes play a crucial role. These structures are typically subjected to extreme environmental conditions, including severe weather, high pressure, and corrosive saltwater. Steel pipes are used to fabricate the legs, risers, and other load-bearing components of offshore structures. These pipes provide the necessary strength and stability, allowing the structure to withstand the forces exerted by waves, wind, and drilling operations. Additionally, steel pipes are utilized in the construction of subsea pipelines. These pipelines are used to transport oil, gas, and other fluids from offshore drilling sites to onshore facilities. Steel pipes are preferred due to their high tensile strength and ability to withstand the high pressure and corrosive conditions found in subsea environments. Overall, steel pipes are indispensable in the manufacturing of shipbuilding and offshore structures. Their exceptional strength, durability, and corrosion resistance make them the preferred choice for constructing hulls, systems, and load-bearing components. Without steel pipes, the construction of ships and offshore structures would be significantly compromised in terms of safety, reliability, and longevity.
- Q: What are the different types of steel pipe coatings for marine applications?
- There are several types of steel pipe coatings commonly used for marine applications, including epoxy coatings, polyurethane coatings, zinc coatings, and fusion-bonded epoxy coatings. Each coating offers different benefits such as corrosion resistance, abrasion resistance, and protection against marine organisms. The choice of coating depends on factors such as the specific marine environment, the level of corrosion protection required, and the budget.
- Q: How are steel pipes connected together?
- Steel pipes are typically connected together using various methods such as welding, threading, or using couplings.
- Q: Are steel pipes suitable for transporting gas?
- Yes, steel pipes are suitable for transporting gas. Steel pipes are known for their durability, strength, and resistance to corrosion, making them a reliable choice for transporting various types of gases, including natural gas, oil, and other flammable substances. Additionally, steel pipes can handle high pressure and temperature conditions, ensuring the safe and efficient transportation of gas over long distances.
- Q: What is the weight of hot galvanized steel tubes? DN150 4mm wall thickness
- GB/T3091-2008: DN150 welded steel pipe, wall thickness of 6mm, the theory of the weight of welded steel pipe 24.02kg/m, galvanized steel pipe should be multiplied by the weight coefficient after galvanizing, C, DN150, wall thickness of 6mm, C=1.02, DN150, theoretical weight and wall thickness of 6mm galvanized steel 1.02*24.02= 24.5kg/m.
- Q: Are steel pipes suitable for underground nuclear waste storage?
- Yes, steel pipes are suitable for underground nuclear waste storage. Steel pipes are known for their durability, strength, and resistance to corrosion, making them an ideal choice for safely containing and transporting nuclear waste underground. Additionally, steel pipes can withstand the high pressures and temperatures associated with nuclear waste, ensuring the integrity of the storage system.
- Q: What are the common factors affecting the lifespan of steel pipes?
- There are several common factors that can affect the lifespan of steel pipes. 1. Corrosion: Corrosion is one of the primary factors that can significantly reduce the lifespan of steel pipes. Exposure to moisture, chemicals, and harsh environmental conditions can cause the steel to rust and deteriorate over time. 2. Quality of materials: The quality of the steel used in manufacturing the pipes plays a crucial role in determining their lifespan. Higher-quality steel with better resistance to corrosion and other forms of degradation will generally have a longer lifespan compared to lower-grade materials. 3. Installation and maintenance practices: Proper installation and regular maintenance are essential for ensuring the longevity of steel pipes. Improper installation techniques, such as inadequate support or improper alignment, can lead to premature failure. Similarly, neglecting routine maintenance, such as cleaning and inspection, can accelerate the degradation process. 4. Operating conditions: The operating conditions to which steel pipes are exposed can also impact their lifespan. Factors such as temperature, pressure, and the type of fluid or gas being transported can all affect the integrity of the pipes. Extreme conditions, such as high temperatures or corrosive substances, can significantly reduce the lifespan of steel pipes. 5. Mechanical stress: Excessive mechanical stress, such as vibration, impact, or heavy loads, can weaken steel pipes over time. This stress can lead to cracking, deformation, or even complete failure if not properly managed or accounted for during the design and installation process. 6. Environmental factors: The surrounding environment can have a significant impact on the lifespan of steel pipes. Exposure to harsh weather conditions, such as extreme temperature variations or frequent freeze-thaw cycles, can accelerate the deterioration process. Additionally, the presence of pollutants or aggressive substances in the surrounding soil or water can also contribute to the degradation of steel pipes. In summary, the lifespan of steel pipes can be affected by factors such as corrosion, material quality, installation and maintenance practices, operating conditions, mechanical stress, and environmental factors. By considering and addressing these factors, it is possible to extend the lifespan of steel pipes and ensure their durability and reliability.
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SPIRAL WELDED STEEL PIPE 32/36/38/46'' CARBON
- 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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