Stainless Steel 416 is a popular martensitic grade known for its unique combination of features and applications. It is primarily composed of iron, chromium, and small amounts of sulfur and phosphorus. This composition provides it with excellent machinability, making it a preferred choice for various applications in the manufacturing
One of the standout features of Stainless Steel 416 is its exceptional machinability. It can be easily turned, drilled, milled, and tapped, making it ideal for applications that require intricate shapes and precise dimensions. This grade is often used in the production of bolts, nuts, screws, and other fasteners where machining precision is crucial.
In terms of heat treatment, Stainless Steel 416 can be hardened through a process of quenching and tempering to achieve desired mechanical properties. It offers good strength and moderate corrosion resistance after heat treatment. However, its corrosion resistance is not as high as some other stainless steel grades, so it may not be suitable for highly corrosive environments.
Stainless Steel 416 finds its applications in various industries, including automotive, aerospace, and firearms, due to its machining ease and adequate corrosion resistance for many indoor and mildly corrosive settings. However, it may not be suitable for marine or highly acidic environments where superior corrosion resistance is required.
While it possesses moderate heat resistance, Stainless Steel 416 is not intended for high-temperature applications like those requiring austenitic stainless steel grades. It can withstand moderately elevated temperatures but may lose some of its mechanical properties at temperatures exceeding 600°C (1112°F).
|ELEMENT||Carbon (C)||Chromium (Cr)||Manganese (Mn)||Silicon (Si)||Phosphorous (P)||Sulphur (S)||Molybdenum (Mo)||Iron (Fe)|
|SS 416||0.06 – 0.15||12.00 – 14.00||0.00 – 1.50||0.00 – 1.00||0.00 – 0.04||0.15 – 0.35||0.00 – 0.60||Balance|
|Density||Yield Strength (0.2%Offset)||Melting Point||Tensile Strength||Elongation|
|8.0 g/cm3||Psi – 30000 , MPa – 205||1454 °C (2650 °F)||Psi – 75000 , MPa – 515||35 %|