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MTEK N155

OVERVIEW: Severe corrosion and heat resistant alloy with high strength resistance.  It has good oxidation resistance at high temperature.  In addition, it is fairly resistant to sulfuric and nitric acid.

TYPICAL USES: Turbine engine parts, exhaust manifolds, and furnace components.

MetalTek Grade: MTEK N155

Similar Specifications

Wrought UNS: R30155

Military / AMS: AMS 5376 (AMS specifying investment casting)

Typical Chemical Composition (% by wt.)

Cr: 20 - 22.5

Mn: 1.0 - 2.0

Ni: 19 - 21

Si: 1.00

W: 2 -3

C Max: 0.20

Other: Mo 2.5-3.5; Co 18.5-21.0; Nb

Minimum Mechanical Properties

Tensile, ksi: 80

Tensile, MPa: 550

Yield, ksi: 45

Yield, MPa: 310

Elongation %: 18

Heat Treatment: AS CAST