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Cast Grade: CK20

OVERVIEW: General "300" series corrosion resistant alloy.  This alloy offers good strength, wear, and galling resistance.  Very good toughness.

TYPICAL USES: Chemical processing equipment, food & beverage, pump and valve parts, and nuclear applications.

MetalTek Grade: MTEK 310

Similar Specifications

Cast UNS: J94202

Cast Grade: CK20

Cast ASTM: A351, CH20 (CENT, INVEST, SAND)

Wrought UNS: S31000

Wrought Grade: 310

Typical Chemical Composition (% by wt.)

Cr: 23.0 - 27.0

Fe: Bal

Mn: 1.50 max

Ni: 19.0 - 22.0

Si: 1.75 max

C Max: 0.20

Minimum Mechanical Properties

Brinell Typical: 179

Tensile, ksi: 65

Tensile, MPa: 450

Yield, ksi: 28

Yield, MPa: 195

Elongation %: 30

Heat Treatment: Solution Annealed