Marine steel plate

Marine steel plate also be named Marine hull structure mild steel plate, it has thin and thick steel plate that was made by structural steel, it is specially used for shipbuilding and used for the manufacture of ship’s hull structure for ocean-going, coastal and inland river navigation.

Structural steels for shipbuilding includes carbon steel and low alloy steels that marked C at the end of steel number.  Carbon steels include 2C, 3C, 4C and 5C, and low alloy steels include 12MNC, 16MNC, 15MnTiC, 14MnVtirec and other steels.

Marine steel plate refers to a type of steel plate specifically designed and manufactured for use in the construction of marine structures, such as ships, offshore platforms, and other maritime applications. This type of steel plate is engineered to withstand the harsh conditions of the marine environment, including exposure to seawater, salt spray, and extreme temperatures.

Marine steel plate is typically made from high-quality carbon-manganese steel, with varying levels of alloying elements such as nickel, chromium, and molybdenum added to enhance its mechanical properties. The most common grades of marine steel plate include:

1. Ordinary Strength Hull Structural Steel: This grade of steel is used for general-purpose shipbuilding applications and has a minimum yield strength of 235 MPa.

2. High-Strength Hull Structural Steel: This grade of steel is used for more demanding shipbuilding applications and has a higher minimum yield strength than ordinary strength steel, typically ranging from 275 to 460 MPa.

3. Offshore Structural Steel: This grade of steel is used for the construction of offshore platforms and other marine structures that are subject to extreme loads and environmental conditions. It has a higher minimum yield strength than high-strength hull structural steel, typically ranging from 390 to 690 MPa.

Marine steel plate is typically produced using a hot-rolling process, which results in a uniform and consistent material with excellent dimensional stability. It is available in a range of thicknesses and widths to meet the specific requirements of different marine applications.

In addition to its strength and toughness, marine steel plate also offers good weldability, formability, and corrosion resistance. However, additional coatings or treatments may be applied to further enhance its durability and lifespan in saltwater environments.

Overall, marine steel plate is a critical component in the construction of marine structures, providing the necessary strength, toughness, and durability to withstand the rigors of the marine environment. Its reliable performance and cost-effectiveness make it a popular choice among shipbuilders and offshore engineers worldwide.

Description	Thickness (mm)	Quantity (pcs)	Weight (T)	Unit wt. (kg/pc)
Plate, Mild steel ABS GR.A, 2438x9144mm, Marine grade with Class certification material certificate	6	12	12.60	1,050
	8	52	72.80	1,400
	9	21	33.08	1,575
	10	25	43.75	1,750
	12	29	60.90	2,100
	14	19	46.55	2,450
	16	2	5.60	2,800
	20	4	14.00	3,500
	25	1	4.38	4,375
	30	1	5.25	5,250
Grade ABS AH36 with sand blasting and Primer	60	2	21.00	10,500
TOTAL		168	319.90
Flat bar, Mild steel ABS GR.A, length 6m. Marine grade with Class certification material certificate	150x12	18	1.53	84.78
	125x12	4	0.28	70.65
	100x12	105	5.93	56.52
	100x9	9	0.38	42.39
	75x10	5	0.18	35.33
	75x9	2	0.06	31.79
	75x6	18	0.38	21.20
Angle bar, Mild steel ABS GR.A, length 6m. Marine grade with Class certification material certificate	100x80x8	138	54.15	65.40
	75x75x7	7	2.01	47.88
	75x50x6	12	2.46	34.20
	125x80x8	4	1.81	75.60
TOTAL		322	69.19
GENERAL TOTAL			389.09