RINA Grade D Steel Plate

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RINA Grade D Steel Plate

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

RINA Grade D steel plate is a common strength shipbuilding steel grade. It is mainly used for the construction of structural parts of ships, barges, and marine equipment. This article will provide a comprehensive overview of RINA Grade D steel plate, including its chemical composition, mechanical properties, advantages, and application fields.

Chemical Composition

ElementPercentage (%)
Carbon (C)0.21
Silicon (Si)0.35
Manganese (Mn)0.80-1.20
Phosphorus (P)0.035
Sulfur (S)0.035
Aluminum (Al)0.015

Mechanical Properties

PropertyValue
Tensile Strength (MPa)400-520
Yield Strength (MPa)235
Elongation (%)22
Impact Test Temperature (°C)-20

Advantages and Features

  • High tensile strength: RINA Grade D steel plate has a tensile strength ranging from 400 to 520 MPa, making it suitable for withstanding high levels of stress and pressure.
  • Good weldability: This steel grade offers excellent weldability, allowing for easy and efficient fabrication during shipbuilding processes.
  • Corrosion resistance: RINA Grade D steel plate has good resistance to corrosion, making it suitable for marine applications where exposure to seawater is common.
  • Low temperature toughness: The steel plate has been tested for impact resistance at -20°C, ensuring its suitability for use in cold environments.

Application Fields and Uses

RINA Grade D steel plate is widely used in various marine structures, including:

  • Shipbuilding: It is commonly used for the construction of hulls, decks, and superstructures of different types of vessels, such as cargo ships, tankers, and offshore platforms.
  • Marine equipment: RINA Grade D steel plate is also utilized in the manufacturing of marine equipment, such as cranes, winches, and lifting devices.
  • Barges: The steel plate is suitable for the construction of barges used for transportation of goods and materials on rivers and canals.

Q&A

Q: Is RINA Grade D steel plate suitable for offshore applications?

A: Yes, RINA Grade D steel plate is commonly used in the construction of offshore platforms and structures due to its high tensile strength and corrosion resistance.

Q: Can RINA Grade D steel plate be used for welding?

A: Yes, RINA Grade D steel plate offers good weldability, allowing for efficient fabrication and welding during shipbuilding processes.

Q: What are the alternative steel grades to RINA Grade D?

A: Some alternative steel grades to RINA Grade D include ABS Grade D, BV Grade D, and DNV Grade D. These grades have similar chemical compositions and mechanical properties.

Summary

RINA Grade D steel plate is a high-strength shipbuilding steel grade with excellent weldability and corrosion resistance. It is widely used in the construction of various marine structures, including ships, barges, and marine equipment. The steel plate offers advantages such as high tensile strength, good weldability, corrosion resistance, and low-temperature toughness. Its application fields include shipbuilding, marine equipment manufacturing, and barge construction. RINA Grade D steel plate is a reliable and versatile choice for marine industry applications.

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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.
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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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