... ) x 0.0069Note: S: Specified sizes measured between opposite sides.Main GradesStainless Steel Hex Bar 300 Series Stainless Steel Grades 301, 302, 303, 304/L ... /S, 316/L/Ti, 317/L, 321/H, 347/H400 Series Stainless Steel Grades 409/L, 410, 416, 420, 440C, 430, 431Duplex Stainless Steel Series 2205, 2507Nickel ...