Steel and iron — Determination of sulfur content — Infrared absorption method after combustion in an...
The method is applicable to sulphur contents between 0,002 % (m/m) and 0,10 % (m/m). Specifies principle, reagents and material, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international cooperative tests. Annex B represents the precision date graphically. Annex C deals with induction furnaces and infrared sulfur analysers.
Information processing systems — Data interchange on 90 mm (3,5 in) flexible disk cartridges using m...
Specifies the dimensional, physical and magnetic characteristics of the 90 mm (3,5 in ) flexible disk cartridge using modified freqency modulation recording at 15 916 ftprad on 80 tracks on each side, so as to provide physical interchangeability between data processing systems. References: ISO 683-13; ISO 9293.
Information processing systems — Data interchange on 90 mm (3,5 in) flexible disk cartridges using m...
Determines the track layout, the track format and the characteristics of the recorded signals for the data interchange on 90 mm (3,5 in) flexible disk cartridge using modified freqency modulation recording at 15916 ftprad on 80 tracks on each side. References: ISO 646; 2022; 4873; 6429; 8859; 9293.
Information processing systems - Data interchange on 90 mm (3,5 in) flexible disk cartridges using m...
Specifies the dimensional, physical and magnetic characteristics of the 90 mm (3,5 in ) flexible disk cartridge using modified freqency modulation recording at 15 916 ftprad on 80 tracks on each side, so as to provide physical interchangeability between data processing systems. References: ISO 683-13; ISO 9293.
