Supreme Steels

Custom 465

Product Description:

Custom 465 is a high-strength, precipitation-hardenable martensitic stainless steel alloy that is designed for applications requiring excellent strength, hardness, and corrosion resistance. It combines high strength with good toughness and can be hardened to an extremely high level using heat treatment, making it ideal for demanding industrial, aerospace, and automotive applications.

Features:

Specifications:

Composition of Custom 465 Stainless Steel:

Element Percentage
Nickel (Ni) 4.50 – 5.50
Chromium (Cr) 15.00 – 17.00
Manganese (Mn) 1.00 max
Silicon (Si) 1.00 max
Carbon (C) 0.08% max
Phosphorus (P) 0.04% max
Sulfur (S) 0.03% max
Iron (Fe) Balance

Physical Properties:

Property Value
Density 7.75 g/cm³
Melting Point 1400-1450°C (2552-2642°F)
Hardness (Rockwell C) 45-55 HRC
Tensile Strength (Ultimate) 1700 MPa (250,000 psi)
Yield Strength 1450 MPa (210,000 psi)
Elongation 8-12%
Modulus of Elasticity 200 GPa
Thermal Conductivity 15.5 W/m·K
Coefficient of Thermal Expansion 11.2 × 10^-6 /°C