Mechanical properties of VL E27 steel for shipbuilding – tensile test in -20°C - Open Research Data - Bridge of Knowledge

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Mechanical properties of VL E27 steel for shipbuilding – tensile test in -20°C

Description

One of the basic divisions of steels used for ship hulls and ocean engineering structures is the division into: normal strength steels, high strength steels and extra high strength steels. The belonging to the group is determined by the mechanical properties of the steel, such as: yield point, ultimate strength and plastic elongation after fracture. The steels in each group are divided into categories, differing in the minimum required breaking energy at a specific temperature, determined in the Charpy test. For applications on a more responsible hull structure or offshore structure, additional steel tests may be required - determination of fracture toughness. In the shipbuilding industry, it is most often CTOD (Crack Tip Opening Displacement) test.

The published data concern testing the fracture toughness of VL E27 steel for shipbuilding, with  nominal thickness of 35 mm. It is the first steel from the group of high strength steels. It is characterized by an early low carbon content, as for hull steels, which is one of the reasons for its high ductility. The average carbon content in the tested material was 0.16%. The scope of the tests carried out so far is: tensile test at + 20 ° C, 0 ° C, -20 ° C, impact test at temperatures: 20 ° C, 0 ° C, -20 ° C, -40 ° C, - 60 ° C and a fracture toughness test at temperatures of 20 ° C, 0 ° C, -20 ° C.

Dataset contains results of tensile test in  -20° C

Dataset file

VLE27-tensile_minus_20.csv
12.5 kB, S3 ETag aa1faa4cb39ff64bbde1c052aec70f3b-1, downloads: 96
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File details

License:
Creative Commons: by-nc 4.0 open in new tab
CC BY-NC
Non-commercial

Details

Year of publication:
2020
Verification date:
2020-12-17
Dataset language:
English
Fields of science:
  • mechanical engineering (Engineering and Technology)
DOI:
DOI ID 10.34808/h4sd-s852 open in new tab
Series:
Verified by:
Gdańsk University of Technology

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