Standard Specification for Ferrocolumbium (Ferroniobium)
NORM herausgegeben am 1.9.2025
Bezeichnung normen: ASTM A550-16(2025)
Ausgabedatum normen: 1.9.2025
Zahl der Seiten: 3
Gewicht ca.: 9 g (0.02 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen ASTM
This specification covers three grades of ferrocolumbium, designated low-alloy steel grade, alloy and stainless steel grade, and high-purity grade. The material shall conform to the requirements as to chemical composition. Also, the ferrocolumbium shall be available in the sizes and tolerances specified.
Keywords:
columbium (niobium), ferrocolumbium (ferroniobium), tantalum,, ICS Number Code 77.100 (Ferroalloys)