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为了降低燃料消耗,对汽车发动机阀簧减少尺寸和减轻重量的要求日益增强。与该要求相一致,神户钢厂已开发了阀簧用高抗拉强度钢,并大大改进了弹簧的传统制造工艺。本文阐述了阀簧用高强钢的目前趋势和超高强度钢的最新发展状况。
In order to reduce fuel consumption, the automotive engine valve spring to reduce size and reduce the weight of the growing demand. In line with this requirement, Kobe Steel has developed high tensile strength steel for valve springs and greatly improved the traditional spring manufacturing process. This article describes the current trend of high strength steel for valve springs and the latest developments in ultra-high strength steels.