deep hardened是什么意思

网络释义

1)deep hardened,高淬透性钢2)High Hardenability,高淬透性

Characteristics and Application of High Strength-Toughness and High Hardenability Spring Steel 38SiMnVBE;

高强韧性高淬透性弹簧钢38SiMnVBE的特性和应用