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Cast Grade: CN7MS

OVERVIEW: Super austenitic alloy that is a modified version of CN7M, commonly known as Alloy 20 that provides resistance against suluric acid.

TYPICAL USES: Fod and beverage equipment, waste treatment and handling, and pharmaceutical applications.

MetalTek Grade: MTEK 20M

Similar Specifications

Cast UNS: J94650

Cast Grade: CN7MS

Cast ASTM: A744

Typical Chemical Composition (% by wt.)

Cr: 18 - 20

Cu: 1.5 - 2.0

Mn: 1.00

Ni: 22 - 25

Si: 2.5 - 3.5

C Max: 0.07

Other: Mo 2.5 - 3.0

Minimum Mechanical Properties

Brinell Typical: 156

Tensile, ksi: 70

Tensile, MPa: 485

Yield, ksi: 30

Yield, MPa: 205

Elongation %: 35

Heat Treatment: SOLUTION ANNEAL