Standard Specification for Ferrocolumbium (Ferroniobium)
STANDARD published on 1.3.2021
Designation standards: ASTM A550-16(2021)
Publication date standards: 1.3.2021
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: American technical standard
Category: Technical standards 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)