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Cast Grade: CN7M

OVERVIEW: Alloys offering good resistance to sulfuric acid and reducing chemicals.

TYPICAL USES: Pump and valve components.

MetalTek Grade: MTEK 20

Similar Specifications

Cast UNS: N08007

Cast Grade: CN7M

Cast ASTM: A351, A743, A744

Wrought UNS: N09020

Wrought Grade: 20Cb-3®

Typical Chemical Composition (% by wt.)

Cr: 19 - 22

Cu: 3 - 4

Mn: 1.50

Ni: 27.5 - 30.5

Si: 1.50

C Max: 0.07

Other: Mo 2-3

Minimum Mechanical Properties

Brinell Typical: 156

Tensile, ksi: 62

Tensile, MPa: 425

Yield, ksi: 25

Yield, MPa: 170

Elongation %: 35

Heat Treatment: SOLUTION ANNEAL