8620 Steel Data

Alloy Steel- AISI 8620
Description

AISI 8620 is a hardenable chromium, molybdenum, nickel low alloy steel often used for carburizing to develop a case-hardened part. This case-hardening will result in good wear characteristics.

Carefully controlled proportions of chromium, nickel and molybdenum are responsible for the extensive use of 8620 as a carburizing alloy steel. Valuable features of this grade include extreme surface hardenability and internal strength.

Chemical Composition
 
    Carbon: .18 / .23
    Manganese: .70 / .90
    Phosphorus: .035 max.
    Sulfur: .04 max.
    Silicon: .15 / .30
    Chromium: .40 / .60
    Nickel: .40 / .70
    Molybdenum: .15 / .25
 

 

 

 

 

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