BS 12/30260906 DC
BS EN 4711. Aerospace series. Screw, 12-point flange head (bi hexagonal head bolt), long thread, for tensile applications, continuous fibre reinforced-PEEK composite, temperature range -65 degreesC to 135 degreesC. Inch series
英国标准EN 4711 航空航天系列 拉伸用12点法兰头（双六角头螺栓）长螺纹螺钉 连续纤维增强聚醚醚酮复合材料 温度范围-65摄氏度至135摄氏度 英寸系列
2012-02-27