420 Stainless Steel Sheet

420 stainless steel is a martensitic stainless steel with certain wear resistance, corrosion resistance and high hardness. It is suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation tools, household appliances, etc. Mostly used to make parts resistant to atmospheric, water vapor, water and oxidizing acid corrosion.

420 Stainless Steel Physical Properties

σb (MPa) ≥635
σ0.2 (MPa) ≥440
ψ (%) ≥50
δ5 (%) ≥20
Hardness(N/mm2) 192≤HB≤223
Density (20 ℃, g / cm3) 7.73
Melting point (℃) 1398~1420

Chemical composition of 420 Stainless Steel

C

Mn

P

S

Si

Cr

Ni

0.16~0.25%

≤1.00%

≤0.04%

≤0.03%

≤1.00%

12.0~14.0%

≤0.75%