BS EN 4120:2004
十二角、自锁紧、NI-PH1302耐热镍基合金(沃斯帕洛尹合金)、螺纹镀银的螺母.分类:1210MPa(环境温度下)/730 鳦
Nuts, bihexagonal, self-locking, in heat resisting nickel base alloy NI-PH1302 (Waspaloy), silver plated on thread - Classification - 1 210 MPa (at ambient temperature) / 730 °C