RINA Grade D620 Steel Plate

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RINA Grade D620 Steel Plate

RINA GRADE D620 STEEL PLATE (3)
RINA GRADE D620 STEEL PLATE 7
RINA GRADE D620 STEEL PLATE (2)
RINA GRADE D620 STEEL PLATE 8
RINA GRADE D620 STEEL PLATE (1)
RINA GRADE D620 STEEL PLATE 9

RINA Grade D620 steel plate is a high-strength marine steel plate that is primarily used for shipbuilding and offshore platform construction. This steel plate is certified by the Registro Italiano Navale (RINA), an Italian classification society, indicating its compliance with international standards for quality and safety.

Chemical Ingredients Of RINA Grade D620 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
Aluminum (Al)0.015 min
Nitrogen (N)0.015 max

Mechanical Properties

PropertyValue
Tensile Strength (MPa)620-770
Yield Strength (MPa)440
Elongation (%)19 min
Impact Test Temperature (°C)-20

Advantages and Features

  • High strength: RINA Grade D620 steel plate has a minimum tensile strength of 620 MPa, making it suitable for demanding marine applications.
  • Good weldability: This steel plate can be easily welded using common welding methods, ensuring efficient and reliable construction.
  • Excellent corrosion resistance: The composition of RINA Grade D620 steel plate provides it with exceptional resistance to corrosion in marine environments, prolonging its lifespan.
  • Low temperature toughness: The impact test temperature of -20°C ensures that this steel plate maintains its mechanical properties even in cold conditions, making it suitable for Arctic and sub-Arctic operations.
  • Uniform properties: RINA Grade D620 steel plate is produced using advanced manufacturing processes, resulting in consistent mechanical properties throughout the plate.

Application Fields and Uses

RINA Grade D620 steel plate is primarily used in the shipbuilding industry for the construction of hulls, decks, and other structural components of various types of vessels. It is also utilized in offshore platform construction, where its high strength and corrosion resistance are crucial for withstanding harsh marine conditions.

Some specific applications of RINA Grade D620 steel plate include:

  • Container ships
  • Tanker vessels
  • Offshore drilling rigs
  • Naval ships
  • Icebreakers
  • Submarines

Q&A

Q: Is RINA Grade D620 steel plate suitable for use in extreme weather conditions?

A: Yes, RINA Grade D620 steel plate is designed to maintain its mechanical properties even in low-temperature environments, making it suitable for use in extreme weather conditions.

Q: Can RINA Grade D620 steel plate be used for underwater applications?

A: Yes, RINA Grade D620 steel plate has excellent corrosion resistance, making it suitable for underwater applications such as offshore platform construction.

Summary

RINA Grade D620 steel plate is a high-strength marine steel plate that offers numerous advantages and features for shipbuilding and offshore platform construction. With its exceptional strength, weldability, corrosion resistance, and low-temperature toughness, this steel plate is widely used in various marine applications. Its uniform properties and compliance with international standards make it a reliable choice for demanding projects. Whether it is for container ships, naval vessels, or offshore drilling rigs, RINA Grade D620 steel plate provides the necessary strength and durability to withstand the challenges of the marine environment.

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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.

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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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