COATED 3PE LINE PIPE
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- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
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- Supply Capability:
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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: What is the role of steel pipes in the telecommunications industry?
- Steel pipes play a crucial role in the telecommunications industry as they are used for the installation of underground and overhead telecommunication cables. These pipes provide protection and support to the cables, ensuring their safety and longevity. Additionally, steel pipes are also used in the construction of communication towers and infrastructure, making them an essential component in establishing and maintaining reliable telecommunications networks.
- Q: How are steel pipes classified based on their schedule?
- Steel pipes are classified based on their schedule, which refers to the thickness of the pipe walls. The schedule classification system includes different numerical values, such as Schedule 10, Schedule 40, and Schedule 80, to categorize pipes with varying wall thicknesses.
- Q: What is hot rolled steel pipe? What is a cold drawn steel tube?
- Hot rolling is relative to cold rolling, cold rolling is performed under recrystallization temperature, while hot rolling is rolling above recrystallization temperature.
- Q: How are steel pipes resistant to corrosion?
- Steel pipes are resistant to corrosion due to a combination of factors. Firstly, steel pipes are often coated with a protective layer, such as zinc or epoxy, which acts as a barrier between the steel and the surrounding environment. This coating prevents moisture and other corrosive substances from coming into contact with the steel, reducing the chances of corrosion. Additionally, the composition of steel itself plays a role in its corrosion resistance. Steel is primarily made up of iron, with small amounts of other elements added to enhance its strength and durability. These elements, such as chromium and nickel, create a protective oxide layer on the surface of the steel. This oxide layer acts as a natural barrier, preventing the underlying steel from being exposed to moisture and oxygen, which are key contributors to corrosion. Furthermore, steel pipes can be treated through a process called galvanization, where a layer of zinc is applied to the surface. This zinc coating provides an extra layer of protection against corrosion, as zinc is highly resistant to rust and oxidation. The zinc sacrificially corrodes instead of the steel, further extending the lifespan of the pipe. Overall, the combination of protective coatings, the composition of steel, and galvanization processes all contribute to the corrosion resistance of steel pipes. This makes them highly durable and suitable for various applications, including plumbing, construction, and transportation of fluids and gases.
- Q: How do you determine the pipe schedule for steel pipes?
- Several factors, including pressure rating, wall thickness, and outer diameter, are taken into account to determine the pipe schedule for steel pipes. The pipe schedule serves as a standardized system that classifies the thickness of pipe walls, ensuring compatibility and safety in various applications. To ascertain the pipe schedule for steel pipes, one must consider the maximum pressure the pipe will endure, typically measured in pounds per square inch (psi) or bars. The pressure rating indicates the pipe's ability to withstand pressure without experiencing failure or leakage. Higher pressure ratings necessitate thicker pipe walls. Another crucial factor in determining the pipe schedule is the wall thickness, typically expressed in inches or millimeters. The wall thickness directly correlates with the pressure rating, as thicker walls have the capacity to handle higher pressures. The American National Standards Institute (ANSI) has established a set of standardized wall thicknesses for steel pipes known as the "pipe schedule." The outer diameter of the pipe is also taken into consideration when determining the pipe schedule. The specific application and requirements influence the outer diameter variation. Selecting a pipe with the appropriate outer diameter is essential to ensure proper fit and compatibility with fittings, valves, and other components. In conclusion, the pipe schedule for steel pipes is determined by examining the maximum pressure, wall thickness, and outer diameter. By aligning these factors with the suitable pipe schedule, one can guarantee that the steel pipe is appropriate for its intended usage and capable of withstanding the required pressure.
- Q: Is hot dipped plastic pipe steel?
- The hot dipped plastic steel pipe is a steel pipe, and it is made of special antiseptic treated composite steel pipe.
- Q: How are steel pipes affected by international trade policies?
- Steel pipes can be significantly impacted by international trade policies. Trade policies, such as tariffs or quotas, can increase the cost of importing steel pipes, making them more expensive for domestic consumers. On the other hand, trade policies that promote free trade can lead to increased competition and potentially lower prices for steel pipes. Additionally, trade policies may also affect the availability of certain types of steel pipes, depending on the regulations and restrictions imposed by different countries. Overall, international trade policies play a crucial role in shaping the market dynamics and influencing the supply, demand, and pricing of steel pipes.
- Q: How to distinguish between steel pipe and spiral pipe material?
- The alloy tube can be divided into: low alloy pipe, alloy pipe structure, high alloy tube, high strength tube. Bearing tube, heat resistant acid resistant stainless pipe, precision alloy (such as cutting alloy) pipe, high temperature alloy tube, etc..
- Q: Can steel pipes be bent or shaped?
- Yes, steel pipes can be bent or shaped using various methods such as cold bending, hot bending, or using hydraulic or mechanical equipment.
- Q: What is the difference between internal threading and external threading of steel pipes?
- Steel pipes can be threaded using two different methods: internal threading and external threading. The difference between these methods lies in where the threads are created. Internal threading involves cutting threads on the inside surface of the steel pipe. To do this, a tool or die is used to remove material from the inner diameter of the pipe, resulting in a helical groove. These threads are useful for connecting the pipe to other components, such as fittings or valves. On the other hand, external threading involves cutting threads on the outside surface of the steel pipe. This process requires the use of a threading die or a lathe to remove material from the outer diameter, leaving a helical groove. These external threads allow the pipe to be connected to other components or fittings with corresponding internal threads. The choice between internal and external threading depends on the specific application and project requirements. Internal threading is often preferred when the pipe needs to be connected to components with external threads, like fittings or valves. External threading, on the other hand, is typically used when the pipe needs to be connected to components with internal threads, or when it needs to be screwed into a threaded hole or coupling. In conclusion, the primary difference between internal and external threading of steel pipes is the location of the threads – internal threads are cut on the inside surface, while external threads are cut on the outside surface. The choice between these methods depends on the specific application and the type of connections needed.
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COATED 3PE LINE 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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