S21000

Classification

Country Section Category
USA Stainless Steels, including Precipitation Hardening Stainless Steel and Iron-Based Superalloys Austenitic Cr-Mn-Ni-(Si, Mo, Cu, Al) Stainless Steel, Cr-Mn-Ni, Cr-Ni Heat Resisting Steel, Hardenable Cr-Ni-(Si, Ti, Mo, Al)

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % P, % C, % S, % Mo, % N, %
UNS 35.69–58 < 6 4–7 18–23 < 2 16–20 < 0.03 < 0.1 < 0.03 4–6 < 0.15

Information on suppliers

Standards

Standard Description
UNS

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
N % Nitrogen