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Cast UNS: R30021

OVERVIEW: Non-galling high temperature alloys offering heat and thermal shock resistance.

TYPICAL USES: Aerospace, bearings, housings, medical devices.

MetalTek Grade: MTEK 21

Similar Specifications

Cast UNS: R30021

Cast ASTM: A732

Military / AMS: AMS 5385 (AMS specifying investment casting)

Typical Chemical Composition (% by wt.)

Cr: 23-26

Fe: 2.0 max

Mn: 0.5

Ni: 3.0 max

Si: 0.80-1.5

W: 11 - 13

C Max: 1.8-2.5

Other: Co Bal

Minimum Mechanical Properties

Heat Treatment: NOT HEAT TREATED