: Railway rolling stock material — Ultrasonic acceptance testing. Latest Edition
Refinement methods to minimize impurities like sulfur and phosphorus. iso 5948 pdf
A new testing technique was added to determine the ultrasonic permeability of axles, utilizing a reference block for calibration. : Railway rolling stock material — Ultrasonic acceptance
The standard has undergone several revisions to keep pace with modern rail technology: ISO 5948:1994 - Railway rolling stock material iso 5948 pdf
– Railway rolling stock – Axle-mounted lighting devices for passenger coaches – is an international standard published by the International Organization for Standardization (ISO). It specifies the requirements for lighting systems that are mounted directly on the axles of railway passenger coaches.