What is the composition of AISI 420 Stainless Steel?

Published composition ranges are not available for AISI 420 Stainless Steel in this record. PARTIAL - parsed from a truncated 500-char source excerpt; the element set is INCOMPLETE and must NOT be used for validation, specification or purchasing

What standards cover AISI 420 Stainless Steel?

The governing standards for AISI 420 Stainless Steel include AISI 420, ASTM A276, ASTM A240, UNS S42000. Mill certificates typically call out the most specific AMS or ASTM number applicable to the product form.

What is AISI 420 Stainless Steel used for?

This alloy is used in applications demanding the property set described in its family: stainless.

How do I verify a mill certificate for AISI 420 Stainless Steel?

Compare each element value on the certificate against the min/max ranges in the spec table above. Paste the values into the SpecBase validator to get an automated pass/fail check.

AISI 420 Stainless Steel

UNS S42000 stainless

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Quick answer

AISI 420 Stainless Steel is a stainless specified by AISI 420, ASTM A276, ASTM A240, UNS S42000. Typical composition: .

AISI 420 is a martensitic stainless steel known for its high hardness and wear resistance after heat treatment. It offers good corrosion resistance in mild environments.

Applicable Standards

AISI 420
ASTM A276
ASTM A240
UNS S42000

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