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In ship construction, various types of metals and steels are used to ensure structural integrity, durability, and corrosion resistance. Common metals and steels used in shipbuilding include:
Mild Steel:
Used for structural components like hull plating, bulkheads, and decks.
Offers good weldability and formability.
Requires protective coatings to prevent corrosion in marine environments.
High-Strength Low-Alloy (HSLA) Steel:
Provides higher strength while maintaining good weldability.
Used in critical structural components for weight reduction without compromising strength.
Stainless Steel:
Known for its corrosion resistance and durability.
Used in areas prone to corrosion such as piping systems, handrails, and interior fittings.
Aluminum Alloys:
Lightweight material used in modern shipbuilding to reduce overall weight and improve fuel efficiency.
Commonly used in superstructures, bulkheads, and fast ferries.
Copper-Nickel Alloys:
Excellent resistance to seawater corrosion and biofouling.
Used in pipes, heat exchangers, and condensers in seawater systems.
Titanium Alloys:
Lightweight with high strength and corrosion resistance.
Utilized in specific ship components like propeller shafts and critical structures.
Bronze and Brass:
Corrosion-resistant materials used in propellers, valves, and fittings.
Offer good wear resistance in marine environments.
Cast Iron:
Used in components like engine blocks, stern tubes, and some propeller systems.
Provides good mechanical properties and wear resistance.
Duplex Stainless Steel:
Combination of high strength and excellent corrosion resistance.
Suitable for critical applications in aggressive marine environments.
Composite Materials:
Increasingly used in ship construction for their lightweight properties and corrosion resistance.
Fiberglass, carbon fiber, and epoxy composites find applications in boat hulls and superstructures.
Selection of materials in ship construction depends on factors like structural requirements, environmental conditions, cost considerations, and specific performance needs. Engineers and naval architects carefully choose materials to meet safety standards, regulatory requirements, and operational demands in the maritime industry.
GB T 5312 Carbon and carbon-manganese steel seamless steel tubes and pipes are mainly for ship use, also known as shipbuilding steel pipes. Under GB T 5312, there are mainly 5 steel grades: grade 320, 360, 410, 460 and 490. Each grade covers three levels: I, II, III.
Angle steel, commonly known as angle iron, is a long strip of steel whose sides are perpendicular to each other. There are equal angle steels and unequal angle steels. The two sides of equal angle steel are equal in width. The unequal angle steel is also known as L shape profile steel.
Flat bar steel can be produced according to the user's needs, with fixed thickness, width and length. It can reduce the cutting process for users, reduce the consumption of labor and materials, and also reduce the processing loss of raw materials.
Bulb flat steel for shipbuilding
The bulb flat steel is a kind of medium section material which is mainly used in the field of shipbuilding and bridge building, and the shipbuilding bulb flat steel is an auxiliary medium section material for shipbuilding.
The steel for shipbuilding and oil platform---FH40, is the high tensile strength steel.The shipbuilding steel FH40 is the Hull structural steel.We can provide FH40 shipbuilding steel plate price.
The steel for shipbuilding and oil platform---EH40, is the high tensile strength steel.The shipbuilding steel EH40 is the Hull structural steel.We can provide EH40 shipbuilding steel plate price.
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BBN SHIP STEEL FACTORY
