S355G7+M Steel Plate
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Gnee Steel (Tianjin) Co., Ltd. is one of the most professional s355g7+m steel plate manufacturers and suppliers in China. Welcome to wholesale customized s355g7+m steel plate at competitive price from our factory. Good service and quality products are available.
S355G7+M Offshore Structure Plate Products Description
S355G7+M steel plate is a high-strength structural steel used as a structural component in Marine engineering and offshore buildings. According to the European standard EN 10225, S355G7 refers to a steel with a minimum yield strength of 355MPa, and the suffix "+M" indicates that it has been heat treated (controlled rolling, normalizing/water-cooled quenching) with improved weldability and corrosion resistance.
S355G7+M steel plate for offshore platform is commonly used in the manufacture of offshore platforms, Marine floating structures and other Marine engineering equipment, because of its high strength, good corrosion resistance and welding properties, can withstand high loads and Marine corrosion and other challenges in harsh environmental conditions.
S355G7+M Ship Steel Plate Manufacturing Process
a, steel to be produced by basic oxygen or basic arc furnace process. All steel grades should be completely killed steel and make it fine grained steel. In addition, Class 3 steel is vacuum degassed or ladle refined.
b, thickness limit and segregation control
1) For continuous casting ingot of Classes 2 and 3 steel, the manufacturer shall treat the large thickness of continuous casting ingot at the discretion of the manufacturer, provided that the relevant product meets all the relevant requirements of this European standard.
2) In addition to the pile reduction ratio of 3:1, the rolling reduction ratio of continuous casting materials used to make steel plates should be 4:1
3) Intermediate or final products produced by the continuous casting process shall be checked for central component segregation according to the manufacturer's method or the customer's agreement.
S355G7+M Metal Used In Shipbuilding Chemical Composition
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Al |
Cu |
N |
Nb |
Ti |
V |
Nb+V |
|
0.14 |
0.15-0.55 |
1.0-1.65 |
0.02 |
0.01 |
0.25 |
0.08 |
0.5 |
0.015-0.055 |
0.3 |
0.01 |
0.04 |
0.025 |
0.06 |
0.06 |
Company Profile
GNEE steel provides a wide range of quality shipbuilding and marine engineering steel types such as steel plates, steel sections, and a variety of special steels, applicable for shipbuilding, drill pipe, anchor chain, offshore oil platform, etc. We strive to provide marine and offshore steel under the most stringent approval of the production methods of classification societies in different countries, focusing on resistance to marine corrosion steel products for your needs.
Why Choose Us?
(1): Excellent quality and reasonable price.
(2): Rich experience in after-sales service.
(3):Each process is checked by responsible QC to ensure the quality of each product.
(4): Professional packaging team to ensure the safety of each package.
(5): Trial order can be completed within one week.
(6): Free samples are available upon your request.
S355G7+M Offshore Platform Steel Plate Product Photos

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We have more than 15 years of production and export experience, if you have S355G7+M Steel Plate or other ship plate customization needs, please contact me.
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