RINA Grade A620 Steel Plate

Main Products

RINA Grade A620 Steel Plate

RINA GRADE A620 STEEL PLATE (3)
RINA GRADE A620 STEEL PLATE 7
RINA GRADE A620 STEEL PLATE (2)
RINA GRADE A620 STEEL PLATE 8
RINA GRADE A620 STEEL PLATE (1)
RINA GRADE A620 STEEL PLATE 9

RINA Grade A620 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, and is classified as Grade A620, indicating its high tensile strength.

Chemical Ingredients Of RINA Grade A620 Steel Plate

ElementComposition (%)
Carbon (C)0.21
Silicon (Si)0.50
Manganese (Mn)1.70
Phosphorus (P)0.035
Sulfur (S)0.035
Aluminum (Al)0.015
Nitrogen (N)0.020
Chromium (Cr)0.20
Nickel (Ni)0.40
Molybdenum (Mo)0.08

Mechanical Properties

PropertyValue
Tensile Strength (MPa)620-720
Yield Strength (MPa)440
Elongation (%)19
Charpy V-Notch Impact Test40J at -20°C

Advantages and Features

  • High tensile strength: RINA Grade A620 steel plate has a tensile strength ranging from 620 to 720 MPa, making it suitable for applications that require high strength.
  • Good weldability: This steel plate has excellent weldability, allowing for easy fabrication and construction.
  • Corrosion resistance: RINA Grade A620 steel plate is resistant to corrosion, making it suitable for use in marine environments.
  • Low temperature toughness: The Charpy V-Notch impact test shows that this steel plate has good toughness even at low temperatures, ensuring its reliability in extreme conditions.
  • Uniform properties: The chemical composition and mechanical properties of RINA Grade A620 steel plate are tightly controlled, ensuring consistent and reliable performance.

Application Fields and Uses

RINA Grade A620 steel plate is primarily used in the construction of offshore structures, such as oil rigs, platforms, and floating production storage and offloading (FPSO) vessels. Its high tensile strength and corrosion resistance make it suitable for withstanding the harsh conditions of the marine environment.

Additionally, this steel plate can be used in the construction of ships and naval vessels that require high strength and good weldability. It is also utilized in the fabrication of pressure vessels and structural components in various industries.

Conclusion

RINA Grade A620 steel plate is a high-strength shipbuilding steel plate that offers numerous advantages and features. With its high tensile strength, good weldability, corrosion resistance, and low temperature toughness, it is a reliable choice for offshore structures, ships, and other applications that require strength and durability. Its uniform properties and tight control over chemical composition and mechanical properties ensure consistent performance. By choosing RINA Grade A620 steel plate, manufacturers can ensure the safety and reliability of their structures in demanding marine environments.

Q&A

1. What is the certification of RINA Grade A620 steel plate?

RINA Grade A620 steel plate is certified by the Registro Italiano Navale (RINA), an Italian classification society.

2. What are the main application fields of RINA Grade A620 steel plate?

RINA Grade A620 steel plate is primarily used in the construction of offshore structures, ships, and naval vessels. It is also utilized in the fabrication of pressure vessels and structural components in various industries.

3. What are the advantages of RINA Grade A620 steel plate?

RINA Grade A620 steel plate offers high tensile strength, good weldability, corrosion resistance, low temperature toughness, and uniform properties.

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.
certificate

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.

Partner Company Display
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
Leave Message
Send Email