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Cast Grade: A4

OVERVIEW: Alloys for general structural use.

TYPICAL USES: Cylinders, marine propulsion, rolls, shaft sleeves.

MetalTek Grade: MTEK WC1

Similar Specifications

Cast UNS: J13047

Cast Grade: A4

Cast ASTM: A217, WC1 (CENT, INVEST, SAND)

Typical Chemical Composition (% by wt.)

Fe: Bal

Mn: 0.50 - 0.80

Si: 0.60

C Max: 0.25

Other: Mo 0.45 - 0.65

Minimum Mechanical Properties

Brinell Typical: 197

Tensile, ksi: 65 - 90

Tensile, MPa: 450 - 620

Yield, ksi: 35

Yield, MPa: 240

Elongation %: 24

Heat Treatment: Normalized and Tempered