Normas ISO

Gas cylinders -- Compilation of national and international valve stem/gas cylinder neck threads and their identification and marking system

Gas cylinders -- 17E and 25E taper threads for connection of valves to gas cylinders-- Part 2: Inspection gauges

Gas cylinders -- 17E and 25E taper threads for connection of valves to gas cylinders-- Part 1: Specifications

Mechanical vibration -- Vibration of rotating machinery equipped with active magnetic bearings-- Part 4: Technical guidelines

Non-destructive testing of welds -- Ultrasonic testing -- Characterization of indications in welds

Non-destructive testing of welds -- General rules for metallic materials