If you're searching for SS 321 Pipe suppliers in India, you've come to the right place. When heated between 425 and 850 degrees C, which is the range at which carbide precipitation occurs, the 321 SS Pipe is not susceptible to intergranular corrosion. To learn more, visit the website! www.lgpipeindia.com/astm-a312-tp321-stainless-steel-seamless-pipe.html