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spv490 material - Q235B steel products

Development of SA-738 Gr. B High Strength Steel Plate . In order to compensate for the strength reduction due to the low C content of the developed steel in comparison with the conventional SPV490 steel, a composition design which makes it pos- sible to secure strength with a low PCM(0.20%) was adopted by optimum addition of elements with large temperature softening resistance, such as Mo, V