BS ISO 21538:2016规定了毛坯中安装和固定孔的尺寸。这些 固定孔符合ISO 21537-2中规定的夹紧法兰的相关尺寸。交叉引用:ISO 2768-1ISO 21537-2购买时可用的所有现行修订版均包含在本文件的购买中。

BS ISO 21538:2016 specifies dimensions for mounting and fixing bores in blanks. These mounting and fixing bores comply with the relevant dimensions of the clamping flanges specified in ISO 21537-2.Cross References:ISO 2768-1ISO 21537-2All current amendments available at time of purchase are included with the purchase of this document.