ABS D 鋼

主要產品
ABS D STEEL (1)

ABS D steel is a grade of marine steel certified by the American Bureau of Shipping (ABS). Designed primarily for structural applications in marine and offshore industries, ABS D steel is known for its durability, strength, and resistance to harsh environmental conditions. This article delves into the chemical composition, mechanical properties, advantages, and applications of ABS D steel, providing a comprehensive overview of this essential material.

Chemical Composition of ABS D Steel

ABS GRADE D  generalStrength Chemical Composition
年級元素最大 (%)
CS
ABS GRADE D0.210.350.800.0350.0350.02

裂紋敏感度:Pcm=(C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
碳當量:Ceq=【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

Mechanical Properties of ABS D Steel

ABS GRADE D generalstrength property
年級 機械性質夏比 V 型衝擊試驗
厚度屈服伸展伸長程度能源1能量2
ABS GRADE D毫米最小兆帕百萬帕最少 %-20JJ
t≤50235400-52018%2027
50<t≤70235400-52018%2434
70<t≤100235400-52018%2741
註:能量1為橫向衝擊試驗,能量2為縱向衝擊試驗

Advantages and Features of ABS D Steel

  • High Strength: ABS D steel offers a high strength-to-weight ratio, which is critical for marine structures that require robustness without excessive weight.
  • Good Toughness: The steel maintains good toughness properties, which is essential for withstanding impact and stress in harsh marine environments.
  • 耐腐蝕性能: With elements like chromium and nickel, ABS D steel has enhanced corrosion resistance, which prolongs the life of marine structures.
  • 焊接性: The steel’s composition is optimized for excellent weldability, facilitating easier construction and repairs.
  • Regulatory Compliance: ABS D steel meets the strict standards set by the American Bureau of Shipping, ensuring quality and safety.

Application Fields and Uses of ABS D Steel

  • Shipbuilding: ABS D steel is extensively used in the construction of ship hulls, decks, and superstructures due to its strength and resistance to marine environments.
  • Offshore Platforms: The material is suitable for the construction of offshore oil rigs and platforms, where it provides the necessary support and durability.
  • Marine Equipment: It is also used in the fabrication of various marine equipment, including containers, barges, and naval vessels.

In conclusion, ABS D steel is a versatile and robust material designed to meet the demanding requirements of the marine and offshore industries. Its balanced chemical composition and excellent mechanical properties make it a preferred choice for a wide range of applications. The steel’s high strength, toughness, corrosion resistance, and weldability, combined with compliance to ABS standards, ensure that structures made with ABS D steel are reliable, durable, and safe. Whether for shipbuilding, offshore platforms, or marine equipment, ABS D steel stands as a testament to the advancements in material engineering and its pivotal role in the maritime sector.

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