[Korea's financial standing hyomun newspaper reporter] Hyundai Steel recently cracked excellent properties to withstand BCA: that the acquisition (Brittle Crack Arrest Brittle Crack Arrest Toughness) Warranty Korea Register of Shipping certification of EH47 steel plate says 14 days.
This time, Hyundai Steel acquired the steel EH47 certification is mainly obtained the current classification applied to products certified as ultra large container ships highest performance among domestic product (Brittle Crack Arrest Toughness: 8,940N / ㎜1.5 · Yield Strength: 46㎏ maximum level, is evaluated as a product with a 100㎜): thickness.
Also EH47 steel is a proprietary technology developed by applying a pure product of Hyundai Steel, steel plates in the manufacturing sector classification through this certification was certified to receive world-class technology.
If the recent global container is the thickness of marine steel applied to the vessel in accordance with the larger trend of jimyeonseo gradually thicker cracks occur in the steel was emerging that safety issues are expanded without stopping. As a result, the International Classification Society (IACS) will ensure safety the rules laid (IACS UR S33) should be used to guarantee the BCA river mandatory for large container vessels contracted for after 2014.
Hyundai Steel is to keep pace with the movement of the same international classification societies to embark on full-scale development of the guarantee BCA plates since March 2015 2014 '10 to complete the development and certification of 100㎜ EH40 thick steel and are supplied to the shipbuilding industry.
Hyundai Steel's proprietary technology was applied to the HARP (Hyundai-steel Advanced Rolling Process) to have a regular re-high against humanity during the development of the material, while the world's best performance of 8940N / ㎜1.5 through internal quality improvement of steel He developed a steel having EH47.
Hyundai Steel in the first half of this year to start the Korea Society certification Norway plans to acquire certification from eight international classification societies such as Germany (DNVGL) · United States (ABS) · United Kingdom (LR) · France (BV).
Hyundai Steel official said, "The BCA guarantee was to build a steel plate system that can supply the steel of all standards the world needed a large container ships through certification," he said "We geukhu water 高 that require technology of high strength ‧ 高 toughness will spur the development of steel, "he said.
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