NF L24-091-2009
航空航天系列.外部螺纹耐高温镍基合金NI-PH2601(铬镍铁合金 718)紧固件.分类:1275 MPa/650℃.制作方法可选项.技术规范
Aerospace series - Fasteners, externally threaded, in heat resisting nickel base alloy NI-PH2601 (Inconel 718) - Classification : 1 275 MPa/650 oC - Manufacturing method optional - Technical specification.