... ,400 series 3.Diameter:6-360mm Stainless Steel Round Bar 1) Grade : 321, 304, 304L, ... attention all the time. type stainless steel round bar size3 mm to 240mmgrade321, 304, 304L, 316 ... Iron & Steel Trade Co., LtdAdd: Rm 511, # 4, Beichen Mansion, Beichen District, Tianjin, China ********************************************************************************** ASTM 316 /316L Stainless Steel Round Bar ...