Supreme Steels

Alloy 625

Alloy 625 - Corrosion-Resistant Nickel-Chromium-Molybdenum Alloy

Alloy 625 is a nickel-based superalloy renowned for its exceptional corrosion resistance, high strength, and excellent fabricability. Its composition includes nickel, chromium, molybdenum, and niobium, which provide resistance to oxidation, pitting, and crevice corrosion in harsh environments. This makes it a preferred choice in aerospace, marine, and chemical processing industries.

Features of Alloy 410:

Specifications:

Applicable Standards:

Composition

Property Value
Nickel (Ni) 58.0% Min
Chromium (Cr) 20.0-23.0%
Molybdenum (Mo) 8.0-10.0%
Niobium (Nb) 3.15-4.15%
Iron (Fe) 5.0% Max
Carbon (C) 0.10% Max
Manganese (Mn) 0.50% Max
Silicon (Si) 0.50% Max
Sulfur (S) 0.015% Max

Physical Properties

Element Percentage (%)
Density 8.44 g/cm³
Melting Point 1290-1350°C
Hardness (BHN) ~220 BHN
Tensile Strength 760 MPa (110,000 psi)
Yield Strength 415 MPa (60,000 psi)
Elongation 50%
Thermal Conductivity ~9.8 W/m·K
Coefficient of Thermal Expansion ~12.8 x 10^-6 /°C