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Cylindrical shank twist drills — Long series

Steel and iron — Determination of vanadium content — N-BPHA spectrophotometric method

Steels and irons. Determination of vanadium content. N-BPHA spectrophotometric method

1 Scope This document specifies an N-benzoylphenylhydroxylamine (N-BPHA) spectrophotometric method for the determination of vanadium in steels and cast irons. This document is applicable to vanadium…

Cylindrical shank twist drills — Long series

Overview ISO 494:2017 - Cylindrical shank twist drills (Long series) specifies the dimensional requirements for cylindrical‑shank twist drills with working lengths in the long series. The standard de…

Steels and irons — Determination of vanadium content — N-BPHA spectrophotometric method

Overview ISO 4942:2016 specifies an N‑benzoylphenylhydroxylamine (N‑BPHA) spectrophotometric method for the determination of vanadium in steels and cast irons. The method is applicable to vanadium ma…