What is the composition of ASTM A335 Grade P22 Chromium-Molybdenum Steel?

Published composition ranges are not available for ASTM A335 Grade P22 Chromium-Molybdenum 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 ASTM A335 Grade P22 Chromium-Molybdenum Steel?

The governing standards for ASTM A335 Grade P22 Chromium-Molybdenum Steel include ASTM A335. Mill certificates typically call out the most specific AMS or ASTM number applicable to the product form.

How do I verify a mill certificate for ASTM A335 Grade P22 Chromium-Molybdenum 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.

ASTM A335 Grade P22 Chromium-Molybdenum Steel

Q: What is ASTM A335 Grade P22 Chromium-Molybdenum Steel used for?

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

UNS K21590 low_alloy_steel

Validate composition

Quick answer

ASTM A335 Grade P22 Chromium-Molybdenum Steel is a low alloy steel specified by ASTM A335. Typical composition: .

ASTM A335 Grade P22 is a seamless ferritic alloy-steel pipe grade primarily used for high-temperature service. It is a 2.25% Cr - 1% Mo steel known for its excellent creep resistance and high-temperature strength.

Applicable Standards

ASTM A335

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