HIGH QUALITY 3PE COATED STEEL PIPE
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Packaging & Delivery
| Packaging Detail: | Plastic plugs in both ends Hexagonal bundles of max. 2000kg with several steel strips Two tags on each bundle Wrapped in waterproof paper PVC sleeve and sackcloth with several steel strips Plastic caps |
| Delivery Detail: | within 45 days after confirmation |
Specifications
API 5L PSL1/PSL2 Gr.B/X42/X52/X56/X60/X65/X70/X80 3PE/FBE Coated Line Pipe
OD: 2"-30",
WT:0.250"-4"
L:random,fixed,SRL,DRL
Application
Used for construction of long distance pipelines for combustible liquids and gases, nuclear station pipelines, heating system pipelines, general-purpose pipelines, vessels manufacturing, mechanical engineering and instrumental engineering.
DISTINCTIVES FEATURES
A) The External surface is shot-blasted (Sa 2 1/2) by removing millscale and rust, obtaining metal surface to facilities the adhesion.
B) The pipe is heated in a electric or gas oven at a controlled temperature.
C) The adhesive is then applied by hot meit or copolymer. It binds the polythylene to the steel.
D) Immediately afterwards, the extruded polyethylene/polyprophylene is coated on the pipe.
E) After application of the polyethylene/polyprophylene, the pipe is coated by spraying water.
Process
SEAMLESS
HOT ROLLED
COLD DRAWN
WELDED
ERW (Electric Resistance Welded)
HFI (High Frequency Induction)
EFW(ELECTRIC FUSION WELDED TUBE)
LSAW (Longitudinal Submerge-arc Welded) UO(UOE),RB(RBE),JCO(JCOE)
DSAW (Double Submerged arc welded)
SAW (Spiral Welded)
SSAW (Spiral Submerged-arc Welded)
Quality Standard
SEAMLESS PROCESS
GB/T 8163 Seamless steel tubes for liquid service
ASTM A106 Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service
DIN 1629 SEAMLESS CIRCULAR TUBES OF NON ALLOY STEELS WITH SPECIAL QUALITY REQUIREMENTS
API 5L Line Pipe
WELDED PROCESS
ERW HFI , EFW, LSAW, DSAW
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines
EN10217 Welded steel tubes for pressure purposes.
IS 3589 Steel tubes for water and sewage
IS 1978-1982 Steel tubes for use in transportation of oil; gas & Petroleum products
BS 1387 Steel Tubes for use for Water, Gas, Air and Steam
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
DIN 2458 WELDED STEEL PIPES AND TUBES
API 5L Line Pipe
SAW SSAW
SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service
SY/T 5040 Spiral submerged arc-welded steel pipe piles
CJ/T 3022 Spiral submerged-arc welded steel pipe for municipal heat supply
IS 1978 Steel tubes for use in transportation of oil; gas & Petroleum products
API 5L Line Pipe
Coating Standard
ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water
ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems
DIN 30670 Polyethylen coatings of steel pipes and fittings
Steel Grade
SEAMLESS PROCESS
GB/T 8163 10# 20# 35# 45# 16MN(Q345B)
GB 3087 10# 20# 35# 45# 16MN(Q345B)
GB 5310 20G 12Cr1MoV 12Cr1MoVG 12CrMoG
ASTM A106 Gr A Gr B Gr C
DIN 1629 St 37.0 St 44.0 St 52.0
API 5L A B X42X46 X52 X60 X65 X70 X80
WELDED PROCESS
GB/T3091 SY/T5037 SY/T 5040CJ/T 3022
Q195 Q215 Q235 Q275 Q295 Q345 08F 08 08AL 08F 10F 10 HG5 DF08 SPHC M8
BS 1387 EN10217 S185 S235 S235JR S235 G2H S275 S275JR S355JRH S355J2H St12 St13 St14 St33 St37 St44 ST52
ASTM A 53 Gr. A Gr B Gr C Gr.D
API 5L A B X42 X46 X52 X56 X60 X65 X70
GB/T9711 L175 L210 L245 L290 L320 L360 L290 L320 L360 L390 L415 L450 L485 L555
Size
SEAMLESS PROCESS
Outer Diameter Hot finish 2" - 30" Cold drawn 0.875" - 18"
Wall Thickness Hot finish 0.250" - 4.00" Cold drawn 0.035" - 0.875"
Length Random Length Fixed Length SRL DRL
WELDED PROCESS
ERW HFI EFW
Outer Diameter 6mm-610mm (1/16"-24")
Wall Thickness 0.3mm-22mm
Length 0.5mtr-20mtr
LSAW DSAW
Outer Diameter 219mm-1820mm
Wall Thickness 5.0mm-50mm
Length 6mtr-18mtr
SAW SSAW
Outer Diamter 219.1mm - 4064mm (8" - 160")
Wall Thickness 3.2 mm - 40mm
Length 6mtr-18mtr
End
square ends (straight cut saw cut and torch cut);
beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25. An angle of 30º (-0º +5º) and a landing of 16 mm ±08 mm is applied. Schedule 160 material is supplied without bevelling.)
Surface Lightly oiled Hot dip galvanized Electro galvanized Black Bare Varnish coating/Anti rust oil Protective Coatings (Coal Tar Epoxy Fusion Bond Epoxy 3-layers PE)
Test Chemical Component Analysis Mechanical Properties (Ultimate tensile strength Yield
strength Elongation) Technical Properties (Flattening Test Bending Test Hardness Test Blow Test Impact Test etc.) Exterior Size Inspection Hydrostatic Test(The standard pressure is limited to 207 MPa (3000 psi)) X-ray Test.
Mill Test Certificate EN 10204/3.1B
Third party inspection SGS BV Lloyds etc.
- Q: SC15 what does galvanized steel pipe look like?
- Ordinary galvanized steel pipe, the outer diameter is 1.5 inches
- Q: What is the difference between hot-rolled and cold-rolled steel pipes?
- Hot-rolled steel pipes are manufactured by heating the steel billets or coils to a high temperature, which allows for easier shaping and forming. The hot-rolled process also results in a rougher surface finish and larger tolerances. In contrast, cold-rolled steel pipes are made by rolling the steel at a lower temperature, resulting in a smoother surface finish, tighter tolerances, and improved strength and durability.
- Q: Are steel pipes affected by magnetic fields?
- Indeed, magnetic fields can have an impact on steel pipes. Steel, being a ferromagnetic material, is strongly attracted to magnets and can be magnetized. When exposed to a magnetic field, steel pipes can become magnetized themselves, exhibiting magnetic behavior. This magnetic phenomenon can have several implications. Firstly, when steel pipes are in proximity to robust magnetic fields, like those generated by electrical currents or powerful magnets, they may experience a force that could cause them to move or vibrate. This can pose challenges in certain applications, particularly if the pipes need to remain stable and secure. Secondly, the presence of magnetic fields can induce electrical currents in steel pipes. These currents, known as eddy currents, can result in heat generation and energy losses. In some instances, this can lead to inefficiencies and increased energy consumption in systems involving steel pipes. Lastly, magnetic fields can also influence the accuracy of magnetic measurement devices utilized to identify defects or corrosion in steel pipes. The presence of a magnetic field can interfere with the readings, making it more difficult to precisely assess the condition of the pipes. To mitigate these effects, various measures can be implemented. For example, in applications where stability is of utmost importance, steel pipes can be shielded or isolated from strong magnetic fields using non-magnetic materials. Additionally, the impact of eddy currents can be minimized by employing pipes with proper insulation or by utilizing magnetic shielding techniques. In conclusion, while magnetic fields do affect steel pipes, the extent of the impact depends on factors such as the strength of the magnetic field, the composition of the steel, and the specific application or environment in which the pipes are utilized.
- Q: What are the quality control measures for steel pipe manufacturing?
- Quality control measures for steel pipe manufacturing typically include: 1. Raw material inspection: Ensuring that the steel used for manufacturing pipes meets the required specifications and standards. 2. Dimensional checks: Verifying the outer diameter, wall thickness, and length of the pipes to ensure they meet the specified tolerances. 3. Visual inspection: Examining the surface of the pipes for any defects, such as cracks, pits, or corrosion, that could impact their quality or performance. 4. Mechanical testing: Conducting tests, such as tensile strength, yield strength, and hardness tests, to assess the mechanical properties of the pipes. 5. Non-destructive testing (NDT): Employing techniques like ultrasonic testing, magnetic particle inspection, or radiography to detect internal defects or flaws in the pipes without damaging them. 6. Welding inspection: Assessing the quality and integrity of welds used in joining pipe sections together, ensuring they meet the required standards. 7. Coating inspection: Checking the applied protective coatings for uniformity, adhesion, and resistance to corrosion or other environmental factors. 8. Pressure testing: Subjecting a sample of pipes to a hydraulic or pneumatic pressure test to verify their ability to withstand the intended operating conditions without leakage or failure. 9. Packaging and labeling: Ensuring proper packaging and labeling of the pipes, including identification of grade, size, and other relevant details, to facilitate easy identification and handling. 10. Documentation: Maintaining comprehensive records of all quality control activities, including test results, inspection reports, and certifications, for traceability and quality assurance purposes.
- Q: How are steel pipes used in the manufacturing of furniture and appliances?
- Due to their strength, durability, and versatility, steel pipes find widespread use in the production of furniture and appliances. In furniture manufacturing, they are commonly employed to construct the frames and structures of various pieces, including chairs, tables, and beds. Serving as the primary support system, these pipes ensure a sturdy and dependable foundation for the furniture. In appliances, steel pipes serve multiple purposes. They are frequently utilized to create the internal framework and bear the weight of kitchen appliances such as stoves, ovens, and refrigerators. Additionally, steel pipes are commonly found in washing machines, dryers, and dishwashers, facilitating the transportation of water and other fluids throughout the appliance. Moreover, steel pipes are essential in the manufacture of outdoor furniture and equipment that require weather resistance and durability. To safeguard against rust and corrosion, these pipes are often coated with protective materials, thus ensuring the longevity of the furniture and appliances. In conclusion, steel pipes play a vital role in the production of furniture and appliances, providing the necessary strength and support. Their versatility allows for various applications, making them an indispensable component in the manufacturing process of these goods.
- Q: Can steel pipes be used for hydropower generation?
- Indeed, the utilization of steel pipes is possible for the generation of hydropower. Within hydropower systems, steel pipes find widespread application in various contexts like penstocks and pipelines. Penstocks, characterized by their large size, are responsible for transporting water from a reservoir to a turbine, facilitating the conversion of the water's kinetic energy into rotational energy. Consequently, these pipes necessitate robustness and longevity to endure the immense water pressure and structural weight. Furthermore, steel pipes are also employed for pipelines, facilitating the transportation of water from the turbine back to the river or reservoir. Ultimately, steel pipes are an indispensable element in the generation of hydropower, as they possess the necessary strength, durability, and resilience to withstand the challenging conditions associated with water flow.
- Q: Can steel pipes be used for irrigation pivot systems?
- Indeed, irrigation pivot systems can indeed utilize steel pipes. Steel pipes are commonly employed in irrigation systems owing to their robustness, longevity, and resistance to corrosion. They possess the ability to endure the water flow's pressure and stress within pivot systems, exhibiting a decreased likelihood of leaks or cracks when contrasted with alternative materials. Moreover, steel pipes offer convenience as they can be effortlessly welded or threaded together, facilitating the selection of various lengths and configurations for irrigation systems. Nonetheless, it is crucial to take into account the precise requirements of the irrigation pivot system and seek guidance from professionals to ascertain the suitability of the chosen steel pipes for the specific application.
- Q: How are steel pipes protected against fire?
- Steel pipes are typically protected against fire through the application of fire-resistant coatings or by encasing them in fire-rated materials, such as concrete or gypsum board. Additionally, fire sprinkler systems or fire-resistant insulation may be installed around the pipes to provide an added layer of protection.
- Q: How are steel pipes coated for underground applications?
- Steel pipes for underground applications are typically coated using a process called fusion bonded epoxy (FBE) coating. This involves applying a special epoxy powder coating to the surface of the steel pipe and then heating it to fuse the coating into a smooth and durable finish. The FBE coating provides excellent corrosion resistance and protects the steel pipe from the harsh underground environment.
- Q: What are the different types of steel pipe nipples?
- Various applications commonly use several types of steel pipe nipples, including seamless, welded, threaded, and grooved. 1. For high-pressure or critical applications, seamless steel pipe nipples are preferred due to their superior strength and reliability. They are manufactured from a solid piece of steel without any seams or joints. Depending on the specific requirements, seamless nipples can be either threaded or plain-ended. 2. Welded steel pipe nipples, on the other hand, are made by joining multiple pieces of steel through welding. They are commonly used in non-critical applications that do not involve high pressure. Welded nipples are available in both threaded and plain-ended options. 3. Threaded steel pipe nipples have external threads at one or both ends, making it easy to connect them to other threaded fittings or pipes. They are commonly used in plumbing, water supply systems, and other applications where a secure and leak-free connection is crucial. Threaded nipples come in various lengths and diameters to accommodate different requirements. 4. Grooved steel pipe nipples feature a groove or indentation around their circumference, allowing for easy installation using grooved couplings. They are commonly used in fire protection systems, HVAC systems, and other applications where quick and efficient installation is necessary. Grooved nipples are available in various sizes and configurations to suit different piping systems. To summarize, there are different types of steel pipe nipples, including seamless, welded, threaded, and grooved. Each type has its own advantages and is suitable for specific applications. It is essential to consider the project's specific requirements and conditions before selecting the appropriate type of steel pipe nipple.
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HIGH QUALITY 3PE COATED STEEL PIPE
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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