BS EN 4808:2017规定了旋转法兰用镍合金直焊联轴器的特性 英制系列航空航天用联轴器。标称压力:零件应能承受表1中给出的标称压力。管道的标称压力 组件取决于相关密封件、管材料特性、管直径和管壁 厚度（见EN 4814）。交叉引用:EN 4380EN 4379:2007EN 2516:1997EN 9100:2009EN 2424:2008EN 3671:2007EN 4814:2017购买本文件时可用的所有当前修订版均包含在购买本文件中。

BS EN 4808:2017 specifies the characteristics of straight welded coupling in nickel alloy for swivel flange couplings for inch series aerospace applications.Nominal pressure: The parts shall withstand nominal pressures given in Table 1. The nominal pressure of the assembly depends on associated seal, tube material characteristics, tube diameter and tube wall thickness (see EN 4814).Cross References:EN 4380EN 4379:2007EN 2516:1997EN 9100:2009EN 2424:2008EN 3671:2007EN 4814:2017All current amendments available at time of purchase are included with the purchase of this document.