Seamless Steel Pipes For Boiler And Petrochemical Applications
Products Description
Seamless Steel Pipes for Boiler and Petrochemical Applications
|
Parameter Item |
Detailed Description |
|
Material Grade |
Carbon Steel: A106 Gr. B, A53 Gr. B, 20#, 16Mn |
|
Alloy Steel: A213 T12, T22, P91, P92, 15CrMoG, 12Cr1MoVG |
|
|
Executive Standards |
ASTM A106, ASTM A213, ASTM A335, EN 10216, GB 5310, GB 6479 |
|
Outer Diameter Range |
10mm - 720mm or Customized |
|
Wall Thickness Range |
1.5mm - 100mm or Customized |
|
Length |
3m, 6m, 12m, Random Length, Fixed Custom Length |
|
Manufacturing Process |
Hot Rolled Seamless, Cold Drawn Seamless |
|
Surface Treatment |
Black Varnish, Anti-rust Oil, Shot Blasting, Pickling, Polished |
|
Tolerance Standard |
OD ±0.5%, WT ±5%, Length ±10mm |
|
Testing Standard |
Hydraulic Pressure Test, Eddy Current Test, Ultrasonic Test, Chemical Composition Test, Mechanical Property Test |
|
Working Condition |
High temperature up to 650℃, High pressure up to 32MPa, Corrosion resistant for oil & chemical medium |
Advanced Steelmaking Facilities
The production of seamless steel pipes begins with high-quality steelmaking.
★Electric Arc Furnace (EAF)
Our Electric Arc Furnace provides precise control of chemical composition and alloy additions, ensuring consistent steel quality for carbon steel, alloy steel, and stainless steel seamless pipes.
★Vacuum Degassing (VD)
Vacuum Degassing technology removes hydrogen, oxygen, and other dissolved gases from molten steel, improving cleanliness and reducing internal defects.
★Ladle Refining Furnace (LF)
The LF refining process further optimizes steel chemistry and temperature control, helping achieve the mechanical properties required for boiler tubes and petrochemical pipes.
★Continuous Casting Machine
After refining, molten steel is continuously cast into high-quality round billets and blooms, providing a reliable foundation for seamless pipe manufacturing.
Seamless Pipe Rolling Equipment
Heat treatment is critical for achieving the required strength, toughness, and service performance.
★Rotary Hearth Furnace
Used for large-scale heat treatment of seamless steel pipes, ensuring uniform temperature distribution and consistent material properties.
★Heat Treatment Furnace
This facility performs normalizing, annealing, and tempering processes according to ASTM, ASME, EN, and GB standards.
★Continuous Bright Annealing Furnace
For stainless steel seamless tubes, bright annealing improves corrosion resistance while maintaining a clean and smooth surface finish.
Comprehensive Non-Destructive Testing Equipment
Quality assurance is an essential part of the manufacturing process:
★Ultrasonic Testing (UT) Equipment
UT equipment detects internal defects such as cracks, inclusions, and laminations without damaging the product.
★Eddy Current Testing (ET) Equipment
ET systems identify surface and near-surface discontinuities, ensuring product integrity before shipment.
These inspection methods help guarantee the reliability of seamless steel pipes used in critical boiler and petrochemical applications.
Laboratory Testing and Quality Inspection Equipment
In addition to non-destructive testing, every production batch undergoes comprehensive laboratory inspection.
★Chemical Analysis Equipment
Advanced spectrometers verify that material composition complies with applicable standards and customer specifications.
★Mechanical Testing Equipment
Mechanical testing includes:
Tensile strength testing
Yield strength testing
Elongation testing
Hardness testing
★Hydrostatic Testing Equipment
Hydrostatic testing confirms pressure resistance and leak-tightness for demanding service conditions.
★Metallographic Examination Equipment
Microstructure analysis ensures proper heat treatment and material integrity.
Why Choose Seamless Steel Pipes?
Our integrated production capabilities provide:
★Reliable raw material quality
★Precise dimensional control
★Consistent mechanical performance
★Comprehensive testing and inspection
★Compliance with ASTM, ASME, EN, DIN, JIS, and GB standards
From steel making to final inspection, every step is carefully managed to ensure that our seamless steel pipes perform reliably in the most demanding industrial environments.
Product Show
Products Description
Seamless Steel Pipes for Boiler and Petrochemical Applications
|
Parameter Item |
Detailed Description |
|
Material Grade |
Carbon Steel: A106 Gr. B, A53 Gr. B, 20#, 16Mn |
|
Alloy Steel: A213 T12, T22, P91, P92, 15CrMoG, 12Cr1MoVG |
|
|
Executive Standards |
ASTM A106, ASTM A213, ASTM A335, EN 10216, GB 5310, GB 6479 |
|
Outer Diameter Range |
10mm - 720mm or Customized |
|
Wall Thickness Range |
1.5mm - 100mm or Customized |
|
Length |
3m, 6m, 12m, Random Length, Fixed Custom Length |
|
Manufacturing Process |
Hot Rolled Seamless, Cold Drawn Seamless |
|
Surface Treatment |
Black Varnish, Anti-rust Oil, Shot Blasting, Pickling, Polished |
|
Tolerance Standard |
OD ±0.5%, WT ±5%, Length ±10mm |
|
Testing Standard |
Hydraulic Pressure Test, Eddy Current Test, Ultrasonic Test, Chemical Composition Test, Mechanical Property Test |
|
Working Condition |
High temperature up to 650℃, High pressure up to 32MPa, Corrosion resistant for oil & chemical medium |
Advanced Steelmaking Facilities
The production of seamless steel pipes begins with high-quality steelmaking.
★Electric Arc Furnace (EAF)
Our Electric Arc Furnace provides precise control of chemical composition and alloy additions, ensuring consistent steel quality for carbon steel, alloy steel, and stainless steel seamless pipes.
★Vacuum Degassing (VD)
Vacuum Degassing technology removes hydrogen, oxygen, and other dissolved gases from molten steel, improving cleanliness and reducing internal defects.
★Ladle Refining Furnace (LF)
The LF refining process further optimizes steel chemistry and temperature control, helping achieve the mechanical properties required for boiler tubes and petrochemical pipes.
★Continuous Casting Machine
After refining, molten steel is continuously cast into high-quality round billets and blooms, providing a reliable foundation for seamless pipe manufacturing.
Seamless Pipe Rolling Equipment
Heat treatment is critical for achieving the required strength, toughness, and service performance.
★Rotary Hearth Furnace
Used for large-scale heat treatment of seamless steel pipes, ensuring uniform temperature distribution and consistent material properties.
★Heat Treatment Furnace
This facility performs normalizing, annealing, and tempering processes according to ASTM, ASME, EN, and GB standards.
★Continuous Bright Annealing Furnace
For stainless steel seamless tubes, bright annealing improves corrosion resistance while maintaining a clean and smooth surface finish.
Comprehensive Non-Destructive Testing Equipment
Quality assurance is an essential part of the manufacturing process:
★Ultrasonic Testing (UT) Equipment
UT equipment detects internal defects such as cracks, inclusions, and laminations without damaging the product.
★Eddy Current Testing (ET) Equipment
ET systems identify surface and near-surface discontinuities, ensuring product integrity before shipment.
These inspection methods help guarantee the reliability of seamless steel pipes used in critical boiler and petrochemical applications.
Laboratory Testing and Quality Inspection Equipment
In addition to non-destructive testing, every production batch undergoes comprehensive laboratory inspection.
★Chemical Analysis Equipment
Advanced spectrometers verify that material composition complies with applicable standards and customer specifications.
★Mechanical Testing Equipment
Mechanical testing includes:
Tensile strength testing
Yield strength testing
Elongation testing
Hardness testing
★Hydrostatic Testing Equipment
Hydrostatic testing confirms pressure resistance and leak-tightness for demanding service conditions.
★Metallographic Examination Equipment
Microstructure analysis ensures proper heat treatment and material integrity.
Why Choose Seamless Steel Pipes?
Our integrated production capabilities provide:
★Reliable raw material quality
★Precise dimensional control
★Consistent mechanical performance
★Comprehensive testing and inspection
★Compliance with ASTM, ASME, EN, DIN, JIS, and GB standards
From steel making to final inspection, every step is carefully managed to ensure that our seamless steel pipes perform reliably in the most demanding industrial environments.
Product Show
