Steel for pressure vessels excellent in low temperature toughness and hydrogen sulfide stress corrosion cracking resistance, manufacturing method thereof, and deep drawing product manufacturing method

摘要

The invention relates to pressure vessel steel, a manufacturing method thereof and a manufacturing method of a deep drawing article, and particularly relates to pressure vessel steel with excellent low-temperature toughness and sulfide stress corrosion cracking (SSCC) resistance, a manufacturing method thereof and a manufacturing method of a deep drawing article.