美利体育登录入口官网:DIN EN 3302:2017 航空航天系列 耐热钢螺栓 FE-PM1708(FV535)分类:1 000 MPa/550 锛烠 技术规范
Aerospace series - Bolts in heat resisting steel FE-PM1708 (FV535) - Classification: 1 000 MPa/550 ?C - Technical specification; German and English version EN 3302:2017