321 Stainless Steel Square Bar
Common materials are 201, 202, 301, 304, 303, 316, 316L, 304L, 321, 2520, 1Cr13, 2Cr13, 3Cr13, duplex steel, antibacterial steel and other materials! etc. The specifications are expressed in diameter, such as “50”, which means round steel with a diameter of 50 mm. Round bars are divided into three types: hot-rolled, forged and cold-drawn.