This is a mild Carbon Steel that is not only one of the most common of the Carbon steels, but also one of the most common steels in the world. It is hard, not brittle or ductile, and has a low price point. SA105N is very common throughout many industries, and is even used with stainless Steel piping systems with the aid of lap joint End Rings
We stock large diameter (18” – 42”) SLIP-ON, Lap Joint, Weld Neck, and Blind Flanges in SA105N, in class 150 and 300, and can also source a variety of sizes and classes for longer lead times, from 12” to 60”.
Heat Treatment: Normalized – heat to a minimum of 1670°F [910°C] for thirty minutes per inch of thickness, and air cool.