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Stainless Steel 348H Plates

Stainless steel 348H Plates comprise sixty-eight percent iron, twenty-one percent chromium and nine per cent nickel. It offers superior resistance to corrosion in high temperatures and acidic or alkaline environments, as well as good oxidation resistance up to 870 °C. This SS 348H Plate unique chemical composition helps it to deliver outstanding performance when used in conditions of industrial use such as thermal processing, layering weld repairs, and critical applications where strength and metallurgical stability are paramount.

Chemical Composition of Stainless Steel 348H Plates

The composition of Stainless steel 348H plates is crucial for understanding their properties and performance in various industrial applications.

C ≤Si ≤Mn ≤P ≤S ≤CrNi
 0.04-0.101.002.000.0450.03017.0-19.09.0-12.0
MoAlCuNbTiVCe
   (Nb+Ti)10*C~1.10   
NCoPbBOther  
 ≤ 0.20  Ta ≤ 0.10  

Thus, this table provides valuable insights into the chemical composition of these pipes, highlighting their properties and suitability. 

Mechanical Properties of Stainless Steel 348H Plates

The table provides essential information for engineers and manufacturers to assess the integrity and durability of Stainless steel 348H plates in demanding environments.

PropertiesConditions
T (°C)Treatment  
Density (×1000 kg/m3)7.7-8.0325 
Poisson’s Ratio0.27-0.3025 
Elastic Modulus (GPa)190-21025 
Tensile Strength (Mpa)115825oil quenched, fine grained, tempered at 425°C
Yield Strength (Mpa)1034
Elongation (%)15
Reduction in Area (%)53
Hardness (HB)33525oil quenched, fine grained, tempered at 425°C

Thus, this valuable data on the strength, ductility, and resilience of stainless steel 348H Plates is crucial for ensuring reliability and longevity.

Advantages of Stainless Steel 348H Plates

These are flexible pipes which offer numerous benefits for various industrial applications, which are as follows:

  • Stability at High Temperatures: Stainless Steel 348H plates exhibit excellent stability under high temperatures and can endure prolonged exposure to elevated temperatures without significant degradation, making them appropriate for use in high temperature applications.
  • Improved Creep Resistance: These plates provide improved creep resistance, which guarantees structural integrity and reliability under constant stress and high temperatures, especially in applications that involve prolonged mechanical loading.
  • Oxidation Resistance: Stainless Steel 348H Plates withstand oxidation better at high temperatures, preventing scaling and corrosion from aggressive environments.
  • Stabilization Element: Incorporating niobium (columbium) into SS 348H Plates enhances its zero resistance to intergranular corrosion and sensitization during welding or service at higher temperatures, improving its lifespan in corrosive environments.
  • Corrosion Resistance: These plates' outstanding corrosion resistance properties in a wide range of corrosive environments, including acids, alkalis, and chloride-containing media, make them last longer in various industrial activities.
  • Ease of Fabrication: Standard machining and welding methods can be used on stainless steel 348H plates using conventional machining techniques, which facilitates the manufacture of complex parts or structures without affecting their mechanical characteristics or corrosion behaviour.
  • Versatility: The stainless steel 348H plate's combination of high-temperature stability, good corrosion resistance, and mechanical strength makes it useful across different industries.
  • Low Maintenance: Their sturdy build and resistance to degradation make these plates require less maintenance, minimising downtime and operational costs in industries.
  • Longevity: In harsh environments, stainless steel 348H plates offer long-term performance and reliability that reduce the need for frequent replacements and repairs, thus making the overall life cycle costs for equipment and structures more cost-effective.
  • Standards Compliance: Stainless Steel 348H Plates meet various international standards and specifications, guaranteeing conformity to rigorous quality control and performance standards for use in critical applications across industries .

Stainless steel 348H Plates offer several advantages that make them suitable for industrial and commercial piping applications.

Common Applications of Stainless Steel 348H Plates

Stainless Steel 348H plates are preferred in various industrial applications due to their excellent features. Some of the main applications include.

  • Refinery Equipment: Reactor vessels, columns, and piping systems, among other things, are fabricated from stainless steel 348H plates, which are widely used by refineries due to their high-temperature stability and corrosion resistance under harsh processing conditions.
  • Petrochemical Plants: Heat exchangers, pressure vessels, distillation columns, etc., are constructed from these plates, which are resistant to oxidation, corrosion, and high temperatures in petrochemical plants.
  • Furnace Components: Furnace components like radiant tubes, combustion chambers, and refractory anchors withstand extremely high temperatures and mechanical stress, thereby ensuring their durability over a long period of time. They employ stainless steel 348 H plates.
  • Chemical Processing: The chemical processing industries employ them in fabricating reaction vessels, storage tanks, piping systems, etc., because they have corrosion resistances suited for aggressive chemical environments, plus the stability needed within them.
  • Power Generation: Stainless steel 348H plates are used in power plants to make boiler tubes, turbine parts, and exhaust systems that operate at high temperatures and pressures without corroding or deforming.
  • Aerospace Industry: In the aerospace sector, Stainless Steel 348H plates help make engine parts, exhaust pipes and heat shields. Due to their dimensional stability at high temperatures, these plates can perform optimally under extreme conditions.
  • Heat Treatment Equipment: Stainless steel 348H plates are used to manufacture annealing ovens and quenching tanks, among other things, because they have excellent heat resistance capabilities over an extensive period.

Stainless steel 348H Plate find application across various industries due to their valuable features which make them versatile.

Stainless steel 348H Plates comprise sixty-eight percent iron, twenty-one percent chromium and nine per cent nickel. It offers superior resistance to corrosion in high temperatures and acidic or alkaline environments, as well as good oxidation resistance up to 870 °C. This SS 348H Plate unique chemical composition helps it to deliver outstanding performance when used in conditions of industrial use such as thermal processing, layering weld repairs, and critical applications where strength and metallurgical stability are paramount.

Chemical Composition of Stainless Steel 348H Plates

The composition of Stainless steel 348H plates is crucial for understanding their properties and performance in various industrial applications.

C ≤Si ≤Mn ≤P ≤S ≤CrNi
 0.04-0.101.002.000.0450.03017.0-19.09.0-12.0
MoAlCuNbTiVCe
   (Nb+Ti)10*C~1.10   
NCoPbBOther  
 ≤ 0.20  Ta ≤ 0.10  

Thus, this table provides valuable insights into the chemical composition of these pipes, highlighting their properties and suitability. 

Mechanical Properties of Stainless Steel 348H Plates

The table provides essential information for engineers and manufacturers to assess the integrity and durability of Stainless steel 348H plates in demanding environments.

PropertiesConditions
T (°C)Treatment  
Density (×1000 kg/m3)7.7-8.0325 
Poisson’s Ratio0.27-0.3025 
Elastic Modulus (GPa)190-21025 
Tensile Strength (Mpa)115825oil quenched, fine grained, tempered at 425°C
Yield Strength (Mpa)1034
Elongation (%)15
Reduction in Area (%)53
Hardness (HB)33525oil quenched, fine grained, tempered at 425°C

Thus, this valuable data on the strength, ductility, and resilience of stainless steel 348H Plates is crucial for ensuring reliability and longevity.

Advantages of Stainless Steel 348H Plates

These are flexible pipes which offer numerous benefits for various industrial applications, which are as follows:

  • Stability at High Temperatures: Stainless Steel 348H plates exhibit excellent stability under high temperatures and can endure prolonged exposure to elevated temperatures without significant degradation, making them appropriate for use in high temperature applications.
  • Improved Creep Resistance: These plates provide improved creep resistance, which guarantees structural integrity and reliability under constant stress and high temperatures, especially in applications that involve prolonged mechanical loading.
  • Oxidation Resistance: Stainless Steel 348H Plates withstand oxidation better at high temperatures, preventing scaling and corrosion from aggressive environments.
  • Stabilization Element: Incorporating niobium (columbium) into SS 348H Plates enhances its zero resistance to intergranular corrosion and sensitization during welding or service at higher temperatures, improving its lifespan in corrosive environments.
  • Corrosion Resistance: These plates' outstanding corrosion resistance properties in a wide range of corrosive environments, including acids, alkalis, and chloride-containing media, make them last longer in various industrial activities.
  • Ease of Fabrication: Standard machining and welding methods can be used on stainless steel 348H plates using conventional machining techniques, which facilitates the manufacture of complex parts or structures without affecting their mechanical characteristics or corrosion behaviour.
  • Versatility: The stainless steel 348H plate's combination of high-temperature stability, good corrosion resistance, and mechanical strength makes it useful across different industries.
  • Low Maintenance: Their sturdy build and resistance to degradation make these plates require less maintenance, minimising downtime and operational costs in industries.
  • Longevity: In harsh environments, stainless steel 348H plates offer long-term performance and reliability that reduce the need for frequent replacements and repairs, thus making the overall life cycle costs for equipment and structures more cost-effective.
  • Standards Compliance: Stainless Steel 348H Plates meet various international standards and specifications, guaranteeing conformity to rigorous quality control and performance standards for use in critical applications across industries .

Stainless steel 348H Plates offer several advantages that make them suitable for industrial and commercial piping applications.

Common Applications of Stainless Steel 348H Plates

Stainless Steel 348H plates are preferred in various industrial applications due to their excellent features. Some of the main applications include.

  • Refinery Equipment: Reactor vessels, columns, and piping systems, among other things, are fabricated from stainless steel 348H plates, which are widely used by refineries due to their high-temperature stability and corrosion resistance under harsh processing conditions.
  • Petrochemical Plants: Heat exchangers, pressure vessels, distillation columns, etc., are constructed from these plates, which are resistant to oxidation, corrosion, and high temperatures in petrochemical plants.
  • Furnace Components: Furnace components like radiant tubes, combustion chambers, and refractory anchors withstand extremely high temperatures and mechanical stress, thereby ensuring their durability over a long period of time. They employ stainless steel 348 H plates.
  • Chemical Processing: The chemical processing industries employ them in fabricating reaction vessels, storage tanks, piping systems, etc., because they have corrosion resistances suited for aggressive chemical environments, plus the stability needed within them.
  • Power Generation: Stainless steel 348H plates are used in power plants to make boiler tubes, turbine parts, and exhaust systems that operate at high temperatures and pressures without corroding or deforming.
  • Aerospace Industry: In the aerospace sector, Stainless Steel 348H plates help make engine parts, exhaust pipes and heat shields. Due to their dimensional stability at high temperatures, these plates can perform optimally under extreme conditions.
  • Heat Treatment Equipment: Stainless steel 348H plates are used to manufacture annealing ovens and quenching tanks, among other things, because they have excellent heat resistance capabilities over an extensive period.

Stainless steel 348H Plate find application across various industries due to their valuable features which make them versatile.

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jaiman metlloys llp

mumbai - maharashtra - india

2 Year

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Jaiman Metlloys LLP

jaiman metlloys llp

mumbai - maharashtra - india

2 Year

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bhagyalaxmi industrial

mumbai - maharashtra - india

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BHAGYALAXMI INDUSTRIAL

bhagyalaxmi industrial

mumbai - maharashtra - india

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skyland metal and alloys inc

mumbai - maharashtra - india

1 Year

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Skyland Metal and Alloys Inc

skyland metal and alloys inc

mumbai - maharashtra - india

1 Year

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