规定了与铁路永久性轨枕板、扣件和轨枕一起使用的螺丝钉和螺纹嵌件的要求。首选形状在附录中规定，其他形状在附录中给出。

Specifies requirements for screw spikes and threaded inserts for use with sleeper plates, fastenings and sleepers in railway permanent way. The preferred shape is specified and other shapes given in an Appendix.