Products
LX42 Pipe Line Plate
API Spec 5L PSL1 X42 (L290) Pipeline Steel Plate
API Spec 5L PSL1 X42 (L290) Pipeline Steel Plate Chemical Composition
|
Grade |
C Max |
Mn Max |
P Max |
S Max |
|
API Spec 5L PSL1 X42 (L290) |
0.28 |
1.3 |
0.03 |
0.03 |
API Spec 5L PSL1 X42 (L290) Pipeline Steel Plate Mechanical Property
|
Grade |
Yield Strength(MPa) |
Tensile Strength(MPa) |
% Elongation |
|
API Spec 5L PSL1 X42 (L290) |
290 |
414 |
a |
Introduction
Pipe Line Plate is a high-strength, corrosion-resistant composite plate made of high-strength synthetic materials or metal alloys. It is mainly used in pipeline construction in the oil, natural gas, electric power and other industries to support and protect pipelines.
Advantages
1. Good compressive strength
The tensile strength of pipe line plate is 414 MPa, and it can withstand large tensile forces without breaking or deforming. The yield strength of the pipeline plate is 290 MPa, and it is not easy to deform permanently.
2. Low carbon content
The maximum carbon content of pipe line plate is 0.28%. The low carbon content reduces the risk of cracks during welding. High carbon content usually causes the material to become brittle during welding. Low carbon content helps to improve the welding quality of pipe line plate and the controllability of the welding process.
3. Moderate manganese content
The manganese content of pipe line plate is 1.3%. Manganese is an important strengthening element in steel alloys, which can improve the hardness and tensile strength of the material. The 1.3% manganese content makes LX42 pipeline plate have strong tensile and impact resistance, suitable for pipeline systems with high strength requirements.
4. Low sulfur content
The maximum sulfur content of pipe line plate is 0.03%. Sulfur is one of the impurities in steel. High sulfur content will increase the brittleness and corrosion of the material. The sulfur content is controlled below 0.03%, which improves the purity of LX42 pipeline plate, reduces the occurrence of cracks and corrosion, and enhances the overall reliability of the pipeline plate.
Applications
1. Oil and gas industry
Used in oil and gas pipelines. In oil drilling and storage tank systems, pipe line plate is used as a supporting material and protective sheet.
2. Chemical industry
pipe line plate can be used in pipeline systems for transporting chemicals, liquids and gases. In reactors and reactor systems in chemical plants, LX42 is used to provide structural support and protection.
3. Energy industry
Used in power and heat pipelines. Construct protective walls, support structures and pipeline systems.
4. Shipbuilding and marine engineering
Used in pipeline systems and supporting structures in offshore oil drilling platforms and offshore wind power facilities.
5. Infrastructure construction
Used in the construction of infrastructure such as water pipes, gas supply pipelines and communication pipelines.
6. Transportation field
Used in the manufacture of vehicle frames and chassis.
7. Environmental protection engineering
As a protective material for pipelines or equipment, it is used in waste gas treatment systems and emission pipelines in waste incineration plants.
How to store
Avoid humid environment: Pipe line plate should be stored in a dry and ventilated environment, and avoid exposure to humid or water-rich places. A humid environment may cause rust on the surface of the material, affecting the corrosion resistance of the plate.
Avoid direct contact with the ground: In order to prevent the plate from being affected by ground moisture and pollution, the pipeline plate should be stored on a raised pad, and a moisture-proof cushion or bracket should be used to keep it away from the ground.
Prevent heavy objects from being placed: When storing, avoid placing heavy objects directly on the pipeline plate to avoid bending and deformation of the plate, which will affect subsequent use.
FAQ
Q: Is LX42 pipe line plate suitable for extremely cold and hot environments?
A: Yes, pipe line plate has good low and high temperature resistance, can adapt to the operating temperature range from -40℃ to 300℃, and is suitable for use in extreme environments.
Q: What are the main alloy components of pipe line plate?
A: In addition to the main carbon element, pipe line plate also contains manganese, sulfur, phosphorus and other elements. The addition of manganese improves strength and corrosion resistance, while low sulfur and low phosphorus content helps prevent embrittlement.
Q: Can pipe line plate be welded?
A: Yes, pipe line plate has good welding performance and is suitable for various welding processes. Appropriate heat treatment is required after welding to eliminate residual stress.
Q: What is the difference between LX42 pipe line plate and other carbon steel pipeline plates?
A: Compared with ordinary carbon steel pipeline plates, pipe line plate has higher tensile strength and yield strength, and its chemical composition is optimized, making it better in corrosion resistance and pressure resistance.
Q: Does the application of pipe line plate require special maintenance?
A: Although pipe line plate is durable, it is still necessary to regularly check the welding points, connection parts and surfaces, especially in environments with strong chemical corrosion or high temperature and pressure.
Q: Is pipe line plate suitable for high-frequency vibration application environment?
A: pipe line plate has good fatigue resistance and is suitable for use in high-frequency vibration environments, such as transportation pipelines, mechanical equipment and high-pressure transmission systems.
Q: Is pipe line plate suitable for manufacturing large storage tanks and containers?
A: Yes, the high yield strength and corrosion resistance of pipe line plate make it an ideal choice for manufacturing large pressure equipment such as storage tanks and containers.
Q: How to ensure the safety of pipe line plate during transportation?
A: During transportation, pipe line plate needs to avoid direct contact with hard objects to prevent surface scratches or uneven force. It is recommended to use protective packaging and appropriate lifting tools.
Q: Does pipe line plate require additional coating protection?
A: In some highly corrosive environments, pipe line plate linesheets may require additional anti-corrosion coatings, such as epoxy coatings, to further enhance their corrosion resistance.
Q: What are the common standards for the size and thickness of pipe line plate linesheets?
A: The standard size and thickness of pipe line plate linesheets are customized according to project requirements. The thickness usually ranges from 6mm to 100mm. The width and length can also be customized according to actual needs.
Q: Is LX42 pipe line plate linesheet suitable for the construction of offshore platforms?
A: Yes, pipe line plate linesheets are widely used in pipelines and supporting structures of offshore oil platforms and offshore wind power projects due to their excellent corrosion resistance and high strength.
Q: Is LX42 pipe line plate linesheet suitable for the use of internal and external coated pipes?
A: Yes, pipe line plate linesheets are usually used in conjunction with internal and external coated pipes to improve the corrosion resistance of the pipes, reduce pipe surface wear, and extend service life.
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