26‘' CARBON STEEL SSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 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
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 different types of supports used for steel pipes in buildings?
- There are several different types of supports that are commonly used for steel pipes in buildings. 1. Pipe Hangers: These are specifically designed to support the weight of the pipe and are usually made of metal or plastic material. Pipe hangers are attached to the building structure and hold the pipe in place, preventing it from sagging or moving. 2. Pipe Clamps: These are used to secure the pipe to a wall or other structural element. Pipe clamps typically consist of a metal band that wraps around the pipe and is then secured to the structure with bolts or screws. They provide stability and prevent the pipe from shifting or vibrating. 3. Pipe Shoes: These are support devices that are installed underneath the pipe to distribute the weight evenly and provide additional support. Pipe shoes are typically made of metal or rubber and can be attached to the building structure or embedded in concrete foundations. 4. Pipe Guides: These are used to guide the movement of the pipe and prevent it from shifting or bending excessively. Pipe guides are usually made of metal or plastic and are installed at specific intervals along the length of the pipe. 5. Pipe Rollers: These are used to support horizontal pipes and allow for expansion and contraction due to temperature changes. Pipe rollers are typically made of metal and consist of a series of rollers that the pipe rests on. They allow the pipe to move freely without causing damage to the building structure. It is important to select the appropriate type of support based on the specific requirements of the steel pipe and the building structure. Properly supporting steel pipes in buildings ensures their stability, durability, and overall safety.
- Q: What are the common protective coatings used on the inner surface of steel pipes?
- The common protective coatings used on the inner surface of steel pipes include epoxy, polyurethane, and cement mortar coatings. These coatings provide corrosion resistance, prevent the formation of scales, and improve the durability and lifespan of the pipes.
- Q: The difference between carbon and welded steel tubes
- Quality solutionsThe carbon steels we usually refer to include carbon structural steels and carbon tool steelsThe common steel pipe is divided into two kinds: seamless steel pipe and welded steel pipe. The welded pipe of small size is straight welded, and the big size steel pipe is usually spiral welded
- Q: Are steel pipes suitable for underground cable protection?
- Indeed, underground cable protection can be achieved through the use of steel pipes. These pipes boast remarkable durability and strength, rendering them an optimal choice for safeguarding cables against external elements such as physical harm, wetness, and corrosion. They are capable of enduring the soil's weight and any potential pressure from above, guaranteeing the cables' security and protection. Furthermore, steel pipes can be effortlessly welded or connected to establish a continuous and flawless conduit, thereby bolstering their efficacy in underground cable protection.
- Q: How do you protect steel pipes from rusting?
- There are several ways to prevent rusting in steel pipes. One common method involves applying a protective coating to the pipes. This can be done using paint or other coatings specifically designed for metal surfaces. The coating acts as a barrier between the steel and the elements, stopping moisture and oxygen from reaching the metal and causing rust. Another method is to galvanize the steel pipes. This involves coating them with a layer of zinc, which creates a protective barrier against rust. Galvanizing is often used for outdoor applications or in environments with high moisture levels. Regular maintenance is also important for preventing rust. It is necessary to inspect the pipes for corrosion or damage and address any issues immediately. Keeping the pipes clean and dry can also help prevent rust formation. In some cases, sacrificial anodes can provide additional protection. These anodes, made of zinc or magnesium, are attached to the steel pipes. They corrode instead of the steel, sacrificing themselves to protect the pipes from rust. Proper storage and handling of steel pipes are crucial as well. They should be stored in a dry, well-ventilated area, away from moisture and humidity. Care should be taken to avoid scratching or damaging the protective coatings when handling the pipes. By implementing these methods and practices, steel pipes can be effectively safeguarded against rust, ensuring their longevity and durability.
- Q: What are the common methods for inspecting the integrity of steel pipes?
- There are several common methods used to inspect the integrity of steel pipes. These methods are crucial to identify any defects or weaknesses in the pipes that could compromise their structural integrity and potentially lead to failures or leaks. 1. Visual Inspection: This is a basic method where an inspector visually examines the external surface of the steel pipe for any signs of damage, such as corrosion, cracks, or deformities. It is a quick and cost-effective method, but it may not detect internal defects. 2. Ultrasonic Testing (UT): UT is a non-destructive testing method that uses high-frequency sound waves to detect flaws in steel pipes. A transducer sends ultrasonic waves into the pipe, and any reflected waves are analyzed to identify defects like cracks or voids. UT is effective for both internal and external inspections and can provide accurate measurements of defect size and location. 3. Magnetic Particle Inspection (MPI): This method is mainly used to detect surface or near-surface defects in ferromagnetic materials like steel. Magnetic particles are applied to the surface of the pipe, and if there is a defect, the particles will gather around it, creating a visible indication. MPI is particularly useful for detecting cracks and other discontinuities that may not be easily visible to the naked eye. 4. Radiographic Testing (RT): RT involves the use of X-rays or gamma rays to inspect the internal structure of steel pipes. The rays pass through the material, and a radiographic film or a digital detector records the image. This method is effective in detecting internal defects such as cracks, voids, or inclusions. However, it requires proper safety precautions due to the use of radiation. 5. Eddy Current Testing (ECT): ECT is a non-destructive testing method that uses electromagnetic induction to assess the integrity of steel pipes. An alternating current is passed through a probe, creating an electromagnetic field. Any changes in the electrical conductivity or magnetic permeability of the material due to defects are detected by the probe, providing information about the pipe's condition. These are some of the common methods used for inspecting the integrity of steel pipes. Each method has its advantages and limitations, and the choice of inspection method depends on factors such as the type of defect to be detected, access to the pipe, and budget constraints. Regular inspection and maintenance using these methods are crucial to ensure the safe and reliable operation of steel pipe systems.
- Q: What is the typical diameter range of steel pipes?
- The typical diameter range of steel pipes can vary widely, but it commonly falls between 0.5 inches to 48 inches.
- Q: Are steel pipes suitable for potable water systems?
- Yes, steel pipes are suitable for potable water systems. Steel pipes are commonly used in potable water systems due to their strength, durability, and resistance to corrosion. They can withstand high pressure and are able to carry large volumes of water. Additionally, steel pipes can be easily welded together, making them a versatile choice for various applications in potable water systems. However, it is important to note that proper maintenance and regular inspections are necessary to prevent any potential issues such as rust or contamination.
- Q: What are the different types of coatings used on steel pipes?
- There are several types of coatings that are commonly used on steel pipes to enhance their durability and protect them from corrosion. Some of the most common types of coatings include: 1. Fusion-Bonded Epoxy (FBE) Coating: This coating is applied to the steel pipe through a process of heating and melting the epoxy powder, which then fuses to the surface. FBE coatings provide excellent corrosion resistance and are commonly used in water pipelines and oil and gas industries. 2. Polyethylene (PE) Coating: PE coatings are applied to steel pipes using a similar process as FBE coatings. PE coatings provide a protective layer that is resistant to moisture, chemicals, and abrasion. They are commonly used in gas pipelines and underground water pipelines. 3. Polypropylene (PP) Coating: PP coatings are similar to PE coatings in terms of their application process and protective qualities. However, PP coatings offer enhanced resistance to higher temperatures, making them suitable for applications such as chemical processing plants and refineries. 4. Concrete Weight Coating (CWC): CWC is a special coating that involves applying a layer of concrete to the steel pipe. This coating provides additional weight to the pipe, making it more stable and resistant to buoyancy in underwater or submerged applications. 5. Zinc Coating: Zinc coatings, such as hot-dip galvanizing, involve immersing the steel pipe in a bath of molten zinc. This process creates a protective layer of zinc on the surface of the pipe, offering excellent corrosion resistance. Zinc coatings are commonly used in outdoor applications, such as fencing, guardrails, and water pipelines. 6. Bituminous Coating: Bituminous coatings involve applying a layer of bitumen or asphalt to the steel pipe. This coating provides excellent resistance to water and chemicals, making it suitable for underground pipelines and structures. These are just a few examples of the different types of coatings used on steel pipes. The choice of coating depends on factors such as the intended application, environmental conditions, and the level of corrosion resistance required.
- Q: What are the different methods of wrapping steel pipes for corrosion protection?
- There are several different methods of wrapping steel pipes for corrosion protection. These methods can vary depending on the specific application and environmental conditions. Some of the common methods include: 1. Tape Wrapping: This involves wrapping the steel pipes with a corrosion-resistant tape, such as polyethylene or polypropylene tape. The tape acts as a barrier between the pipe surface and the corrosive elements, preventing direct contact and reducing the risk of corrosion. 2. Inner Wrapping: Inner wrapping involves applying a protective coating or lining to the inside surface of the steel pipe. This method is commonly used for pipes that transport fluids or gases, as it provides an additional layer of protection against corrosion from the inside. 3. External Coating: External coating is a widely used method for corrosion protection. It involves applying a protective coating to the outside surface of the steel pipe. The coating can be a variety of materials, such as epoxy, polyethylene, or polyurethane, which provide a barrier against corrosive elements and extend the lifespan of the pipe. 4. Cathodic Protection: Cathodic protection is an electrochemical method used to protect steel pipes from corrosion. It involves connecting the steel pipe to a sacrificial anode, such as zinc or magnesium, which corrodes instead of the pipe. This process helps to prevent the corrosion of the steel pipe by diverting the corrosive current away from the pipe surface. 5. Heat Shrink Sleeve: Heat shrink sleeves are commonly used for corrosion protection in underground or submerged applications. These sleeves are made of a heat-activated material that shrinks when heated, creating a tight seal around the pipe. The sleeve forms an effective barrier against moisture and corrosive elements, preventing direct contact with the steel pipe. 6. Fusion Bonded Epoxy (FBE) Coating: FBE coating is a thermosetting powder coating that is applied to the surface of the steel pipe and then fused to form a protective layer. This coating provides excellent adhesion and corrosion resistance, making it a popular choice for steel pipes in various applications. It is important to note that the selection of the appropriate method for wrapping steel pipes for corrosion protection depends on factors such as the environment, the type of corrosive elements present, the intended application, and other specific requirements. Professional advice and consultation may be necessary to determine the most suitable method for a particular situation.
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26‘' CARBON STEEL SSAW WELDED PIPE API/ASTM/JIS/DIN
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t
- Supply Capability:
- 300 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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