RINA Grade F420 Steel Plate

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RINA Grade F420 Steel Plate

RINA GRADE F420 STEEL PLATE (3)
RINA GRADE F420 STEEL PLATE 7
RINA GRADE F420 STEEL PLATE (2)
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RINA GRADE F420 STEEL PLATE (1)
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RINA Grade F420 steel plate is a high-strength shipbuilding steel plate that is mainly used for the construction of offshore structures. This steel plate is certified by the Registro Italiano Navale (RINA), an Italian classification society, which ensures that the steel meets the necessary quality standards for use in marine environments.

Chemical Ingredients Of RINA Grade F420 Steel Plate

ElementComposition (%)
Carbon (C)0.18 max
Silicon (Si)0.50 max
Manganese (Mn)1.60 max
Phosphorus (P)0.025 max
Sulfur (S)0.025 max
Chromium (Cr)0.20 max
Nickel (Ni)0.80 max
Molybdenum (Mo)0.08 max

Mechanical Properties

PropertyValue
Tensile Strength (MPa)530-680
Yield Strength (MPa)420
Elongation (%)19 min
Impact Test Temperature (°C)-60

Advantages and Features

  • High strength: RINA Grade F420 steel plate has a minimum yield strength of 420 MPa, making it suitable for use in demanding offshore applications.
  • Excellent weldability: This steel plate can be easily welded using common welding methods, ensuring efficient and reliable construction.
  • Good toughness: The impact test temperature of -60°C ensures that the steel plate can withstand harsh operating conditions without brittle fracture.
  • Corrosion resistance: RINA Grade F420 steel plate is resistant to corrosion in marine environments, making it ideal for shipbuilding and offshore structures.
  • Uniform properties: The steel plate has consistent mechanical properties throughout its thickness, ensuring reliable performance in structural applications.

Application Fields and Uses

RINA Grade F420 steel plate is widely used in the construction of offshore structures, including oil platforms, floating production storage and offloading (FPSO) vessels, and offshore wind farms. It is also used in the shipbuilding industry for the construction of hulls and superstructures.

Some specific applications of RINA Grade F420 steel plate include:

  • Offshore oil and gas platforms: The high strength and corrosion resistance of this steel plate make it suitable for use in the harsh conditions of offshore oil and gas exploration and production.
  • Offshore wind farms: The steel plate is used in the construction of wind turbine foundations and support structures, which require high strength and durability.
  • Shipbuilding: RINA Grade F420 steel plate is used in the construction of various types of ships, including bulk carriers, tankers, and container vessels.

Q&A

Q: Can RINA Grade F420 steel plate be used in cold climates?

A: Yes, this steel plate is designed to withstand low temperatures and has a specified impact test temperature of -60°C, making it suitable for use in cold climates.

Q: What are the certification requirements for RINA Grade F420 steel plate?

A: RINA Grade F420 steel plate is certified by the Registro Italiano Navale (RINA), which ensures that the steel meets the necessary quality standards for use in marine environments.

Summary

RINA Grade F420 steel plate is a high-strength shipbuilding steel plate that offers excellent weldability, good toughness, and corrosion resistance. It is widely used in the construction of offshore structures, including oil platforms and wind farms, as well as in the shipbuilding industry. With its high strength and reliable performance, RINA Grade F420 steel plate is a preferred choice for demanding marine applications.

Related Shipbuilding Steel Products

Why Choose Gnee Steel

If you want to find a trustable steel products manufacturer, Gnee will be your best choice. 15 years of experience steel products manufacturer, certified by the classification society, CE, ISO, and SGS. And we guarantee the highest safety and quality standards. We fulfill all requirements of reputed classification societies.
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In addition, our steel has been successfully exported to more than 60 countries such as Germany, South Korea, the United States, Mexico, and Argentina. Many regular customers come to visit our company and factory and make multiple orders.

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What Services Does Gnee Provide?
Measurement-and-quality-testing3
  • Dimensional Inspection: Length, width, diameter; Thickness, straightness; Flatness, profile;
  • Surface Inspection: Visual inspection; Roughness testing; Coating thickness measurement;
  • Composition Testing: Interstitial elemental analysis - C,S,P, Si; Alloy grading verification; Inclusion rating;
  • Mechanical Testing: Tensile strength, yield strength; Toughness, ductility; Hardness testing;
  • Flaw Detection: Ultrasonic, radiographic testing; Magnetic particle, dye penetrant testing;
  • Documentation: Inspection reports; Test certificates; Material traceability
Machining-and-finishing1
Machining-and-finishing3
Machining-and-finishing2
  • CNC machining - turning, milling, drilling
  • Surface treatments like polishing
  • Heat treatments - quenching, annealing
  • Wet/powder coating
cutting-service3
cutting-service1
cutting-service2
  • Waterjet cutting
  • Laser cutting
  • Plasma cutting
  • Shearing/punching
Molding-and-Manufacturing3
Molding and Manufacturing1
Molding-and-Manufacturing2
  • Rolling
  • Press braking
  • Plate bending - concave & convex
  • Profile bending -custom fabrication as per drawings
Testing-and-Inspection3
Testing-and-Inspection1
Testing-and-Inspection2
  • Chemical analysis
  • Mechanical testing
  • Non-destructive examination
  • Ultrasonic, radiography testing
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