• Line Pipe Steel Plate
  • Line Pipe Steel Plate
  • Line Pipe Steel Plate
  • Line Pipe Steel Plate
  • Line Pipe Steel Plate
  • Line Pipe Steel Plate
Line Pipe Steel Plate
Line Pipe Steel Plate
Line Pipe Steel Plate
Line Pipe Steel Plate
Line Pipe Steel Plate
Line Pipe Steel Plate

Line Pipe Steel Plate

Line Pipe Steel Plate is a specialty steel plate used specifically for the manufacture of long-distance pipelines (such as oil and gas pipelines and water pipelines) that transport fluids such as oil, gas, water, and mud. It is a key structural material in energy transportation and urban infrastructure construction. Its core requirements are high strength and toughness, along with excellent Weldable, corrosion resistance, and low-temperature resistance to withstand the complex working conditions encountered during pipeline laying (such as in the field, deep sea, and in low-temperature permafrost regions).

Classification :

Product introduction 

Line Pipe Steel Plate is a specialty steel plate used specifically for the manufacture of long-distance pipelines (such as oil and gas pipelines and water pipelines) that transport fluids such as oil, gas, water, and mud. It is a key structural material in energy transportation and urban infrastructure construction. Its core requirements are high strength and toughness, along with excellent Weldable, corrosion resistance, and low-temperature resistance to withstand the complex working conditions encountered during pipeline laying (such as in the field, deep sea, and in low-temperature permafrost regions).

Core features

1. High strength (pressure resistance, deformation resistance)

2. High toughness (low temperature resistance, impact resistance)

3. Excellent Weldable

4. Corrosion resistance

5. Good forming

Implementation standards and specifications

Grade Implementation standards Specifications
L210/A L245/B L290/X42 L360/X52 L390/X56 L415/X60  L450/X65 L485/X70 L245N/BN~L415N/X60N L245M/BM~L555M/X80M L245Q/BQ~L555Q/X80Q L245MS/BMS~L485MS/X70MS L245MO/BM0~L555MO/X80MO L360MH/X52MH L450MC/X65MC API SPEC5L 46TH EDITION-2018 GB/T 21237 GB/T 9711 4~50*1500~4100
Implementation standards Scope of application Grade Application engineering
API 5L Global oil and gas pipelines (common in international projects) X42、X52、X60、X70、X80、X100 China-Russia East Line (X100 section), China-Kazakhstan crude oil pipeline
GB/T 9711-2011 Domestic oil, gas and water pipelines API 5L 的 X42-X100,(如 X65QS、X70L) West-East Gas Pipeline Lines 1 and 2 (X70), South-to-North Water Diversion Project (X52)
EN 10219 Pipeline projects in Europe and export to Europe S235、S275、S355(对应 API X42-X60)、L415(X60)、L485(X70) European North Sea oil and gas pipeline

Implementation standards and specifications

Strength level Yield strength(MPa) Tensile strength(MPa) Typical application scenarios
X42 290 415 Low-pressure water pipelines, low-pressure crude oil pipelines (pressure ≤ 4MPa)
X52 360 485 Medium-pressure natural gas pipelines (city gas pipelines), industrial slurry pipelines
X60 415 520 Medium and high pressure oil and gas pipelines (pressure 6-8MPa), conventional onshore pipelines
X70 485 570 High-pressure oil and gas pipelines (pressure 10MPa)
X80 550 625 Ultra-high-pressure long-distance pipelines (such as the China-Russia East Line natural gas pipeline)
X100 690 760 Ultra-high pressure pipelines (pressure 12-14 MPa), deep-sea pipelines

Application areas

Pipeline steel plate is a specialty steel designed specifically for pipelines. Its design philosophy centers on "safe transportation" and "environmental adaptability." Through material optimization and process control, it achieves a comprehensive combination of high strength, high toughness, Weldable, and corrosion resistance. With growing global energy demand and the trend toward high-pressure, long-distance, and extreme-environment pipeline projects, pipeline steel is evolving toward higher strength (such as X120) and higher corrosion resistance (such as deep-sea corrosion resistance).

Energy: Oil pipelines (such as the China-Kazakhstan crude oil pipeline), natural gas pipelines (such as the West-East Gas Pipeline Lines 1 and 2, and the China-Russia East Pipeline), and shale gas pipelines.

Municipal: Urban water pipelines and sewage treatment plant sludge pipelines.

Industrial: Acid and alkali solution pipelines within chemical parks and slurry pipelines (such as Desulfurization slurry) for power plants.

CUSTOMER FEEDBACK

CUSTOMER FEEDBACK

APPLICATION AREAS

Ship

Ship

Airplane

Airplane

Mining

Mining

Oil mining

Oil mining

Wind power

Wind power

High -speed railway

High -speed railway

FAQ

Q: How is your quality control?

Q: How is your quality control?

A:Our quality control steps include:
A:Our quality control steps include:
Q: Do you have a stable supply of raw materials?

Q: Do you have a stable supply of raw materials?

A:Maintaining long-term cooperation with qualified raw material suppliers, which ensures the high quality of our products from the very beginning.
A:Maintaining long-term cooperation with qualified raw material suppliers, which ensures the high quality of our products from the very beginning.
Q: How can I trust you?

Q: How can I trust you?

A:We believe that honesty is the life of our company. Your order and money will be well guaranteed.
A:We believe that honesty is the life of our company. Your order and money will be well guaranteed.
Q: How do we ensure the quality?

Q: How do we ensure the quality?

A:Batch is always a pre-production sample. Final inspection is always done before shipment.
A:Batch is always a pre-production sample. Final inspection is always done before shipment.
Q: What are your advantages?

Q: What are your advantages?

A:Honest business, competitive price and professional export service.
A:Honest business, competitive price and professional export service.

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