LSAW SSAW CARBON STEEL PIPE ASTM API 10''
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 3000 m.t./month
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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
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 manufacturing of shipbuilding and offshore structures?
- Steel pipes are widely used in the manufacturing of shipbuilding and offshore structures due to their high strength and durability. These pipes are used for various purposes such as constructing the hull of the ship, creating structural supports and framework, and facilitating the transportation of fluids and gases. Their corrosion-resistant properties and ability to withstand extreme conditions make steel pipes an ideal choice for these applications.
- Q: What is the diameter of the steel tube DN20?
- Stress: the nominal diameter is not the outer diameter of the pipe, nor the inner diameter of the tube. It is not the average value of the inside and outside diameter (the nominal diameter of the equipment refers to the outer diameter).
- Q: What is the difference between internal coating and external lining of steel pipes?
- Internal coating and external lining are two different methods used to protect steel pipes from corrosion and other forms of damage. Internal coating refers to the process of applying a protective layer or coating to the inner surface of the steel pipe. This is done to prevent the pipe from corroding or being damaged by the fluid or substance being transported through it. The coating is typically made of materials such as epoxy, polyurethane, or polyethylene, which provide a barrier between the pipe and the transported material. Internal coating helps to extend the lifespan of the pipe and maintain the quality of the transported material. On the other hand, external lining refers to the process of applying a protective layer or lining to the outer surface of the steel pipe. This is done to protect the pipe from external factors such as soil, moisture, chemicals, or physical damage. The external lining is usually made of materials such as polyethylene, polypropylene, or fusion-bonded epoxy. The lining acts as a barrier, preventing corrosive substances from coming into contact with the pipe and causing damage. It also helps to maintain the structural integrity of the pipe and prevent any leaks or cracks from forming. In summary, the main difference between internal coating and external lining of steel pipes is the location of the protective layer. Internal coating is applied to the inner surface of the pipe, while external lining is applied to the outer surface. Both methods aim to protect the pipe from corrosion and damage, but they focus on different aspects of pipe protection.
- Q: What is the difference between steel pipes and PEX pipes?
- Steel pipes are made of metal and are known for their durability and strength. They are commonly used in industrial applications and for transporting fluids and gases. On the other hand, PEX pipes are made of a flexible plastic material called cross-linked polyethylene. PEX pipes are more flexible and easier to install compared to steel pipes. They are commonly used in residential plumbing systems due to their resistance to corrosion and ability to expand and contract with temperature changes.
- Q: How do you calculate the pipe pressure drop for steel pipes?
- To calculate the pipe pressure drop for steel pipes, you can use the Darcy-Weisbach equation or the Hazen-Williams equation. The Darcy-Weisbach equation is generally more accurate but requires more information. It takes into account the pipe diameter, length, roughness, fluid flow rate, and fluid properties such as viscosity and density. The equation is as follows: ΔP = (f * L * ρ * V^2) / (2 * D) Where: ΔP is the pressure drop f is the friction factor (which can be determined using Moody's chart or by using empirical equations such as the Colebrook-White equation) L is the pipe length ρ is the fluid density V is the fluid velocity D is the pipe diameter The Hazen-Williams equation is a simplified version that is commonly used for water flow calculations. It is less accurate but easier to use. The equation is as follows: ΔP = K * Q^1.85 / (C^1.85 * d^4.87) Where: ΔP is the pressure drop K is the Hazen-Williams coefficient (which depends on the pipe material and roughness) Q is the flow rate C is the Hazen-Williams roughness coefficient d is the pipe diameter It's important to note that these equations provide an estimate of the pressure drop, and actual conditions may vary due to factors such as fittings, bends, and valves in the pipe system. Additionally, it's crucial to ensure that the units used in the equations are consistent (e.g., using SI units or US customary units).
- Q: What are the different types of steel pipe connections for steam pipelines?
- There are several types of steel pipe connections commonly used for steam pipelines. These include threaded connections, flanged connections, welded connections, and grooved connections. Each type has its own advantages and is chosen based on factors such as the pipe size, pressure, and temperature requirements, as well as the ease of installation and maintenance.
- Q: What are the different methods of welding steel pipes?
- There are several different methods of welding steel pipes, including shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), flux-cored arc welding (FCAW), and submerged arc welding (SAW). Each method has its own advantages and is used depending on factors such as the thickness of the pipes, the type of steel being welded, and the desired outcome.
- Q: Are steel pipes suitable for underground sewage systems?
- Indeed, underground sewage systems can be effectively served by steel pipes. Renowned for their robustness, longevity, and ability to resist corrosion, steel pipes emerge as the perfect selection for subterranean installations. By withstanding the immense pressure and weight of the soil above them, these pipes guarantee the integrity of the sewage system. Furthermore, steel pipes boast an extended lifespan and exhibit exceptional resistance to extreme temperatures and environmental adversities, rendering them a dependable choice for subterranean purposes. Nevertheless, it is crucial to acknowledge that a suitable coating and insulation must be diligently applied to steel pipes to safeguard against corrosion and secure their longevity.
- Q: What are the different types of steel pipes available in the market?
- There are several different types of steel pipes available in the market, including carbon steel pipes, stainless steel pipes, alloy steel pipes, and galvanized steel pipes. Each type of steel pipe has its own unique properties and uses, making them suitable for various applications in industries such as construction, oil and gas, plumbing, and automotive.
- Q: What is the fire rating of steel pipes?
- Several factors determine the fire rating of steel pipes. Steel possesses inherent fire resistance due to its high melting point and low thermal conductivity. However, the fire rating of steel pipes can be further improved by employing fire-resistant coatings or insulation materials. These additional measures can offer different levels of fire protection, typically quantified by how long the pipes can retain their structural integrity during a fire situation. The precise fire rating of steel pipes may differ depending on the thickness and type of coating or insulation employed. To ascertain the appropriate fire rating requirements for specific applications, it is crucial to refer to industry standards, such as those established by organizations like the National Fire Protection Association (NFPA), or consult with fire safety professionals.
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LSAW SSAW CARBON STEEL PIPE ASTM API 10''
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 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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