Alloy K500

UNS N05500, 2.4375

NACE MR 0175, ASTM B865

MELT ROUTE : VIM/VAR & VIM/ESR

CONDITION OF SUPPLY: Hot Finished, Age Hardened

Chemical Composition

  C Si Mn S Ni AL Ti Fe Cu
Min - - - - 63.00 2.30 0.35 - 27.00
Max 0.18 0.50 1.50 0.01 - 3.15 0.85 2.00 33.00

Mechanical Properties

Condition Hot Finished & Age Hardened
UTS 135KSI min
0.2% Proof Stress 95KSI min
Elongation 20% min
Reduction of Area 35% min

General Scope

This material is a precipitation hardened version of Alloy 400 with good corossion resistance and high strength.

This material is used widely for marine applications and typically in the manufacture of Pump Shafts, Fasteners and Valve Trims.

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