R30021

Classification

Country Section Category
USA Reactive and Refractory Metals and Alloys Cobalt

Chemical composition

Standard Si, % Mn, % Cr, % Ni, % C, % Mo, %
UNS < 1 < 1 25–29 1.75–3.75 0.2–0.3 5–6

Information on suppliers

Standards

Standard Description
UNS

Description of chemical elements

Element Units of measurement Description
Si % Silicon
Mn % Manganese
Cr % Chrome
Ni % Nickel
C % Carbon
Mo % Molybdenum