Application Fields: 420 stainless steel is suitable for various precision machinery, bearings, electrical equipment, transportation tools, household appliances, etc. It is commonly used in the manufacturing of parts that are resistant to atmospheric, steam, water, and oxidizing acid corrosion.
Characteristics: A representative of Martensitic steel, commonly known as stainless iron, magnetic, and with good rust resistance.
Grade: G10-G500
Hardness HRC: 50-55
Chemical Composition of 420 Stainless Steel:
| C | Si | Mn | P | S | Cr |
| 0.3% --0.4% | 1.0% max | 1.0% max | 0.04% max | 0.03% max | 16.0% --18.0% |
