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Cast Grade: CG8M

OVERVIEW: "300" series general corrosion resistant alloys.  Offer good strength, wear and galling resistance.  Exceptional toughness.

TYPICAL USES: Bearings, chemical and food processing, furnace fixtures, heat exchangers, piping, pressure vessels, pulp/paper components, pump and valve components, nuclear flow control, sink rolls.

MetalTek Grade: MTEK 317

Similar Specifications

Cast UNS: J93000

Cast Grade: CG8M

Cast ASTM: A351 CG8M, A743 CG8M, A744 CG8M (CENT, INVEST, SAND)

Wrought UNS: S31700

Wrought Grade: 317

Typical Chemical Composition (% by wt.)

Cr: 18.0 - 21.0

Fe: Bal

Mn: 1.50 max

Ni: 9.0 - 13.0

Si: 1.50 max

C Max: 0.08 max

Other: Mo 3-4

Minimum Mechanical Properties

Brinell Typical: 179

Tensile, ksi: 75

Tensile, MPa: 515

Yield, ksi: 35

Yield, MPa: 240

Elongation %: 25

Heat Treatment: Solution Annealed