... :200,300,400 series 3.Spec:2-300mm*1000-6000mm aisi 660 stainless steel bar1.grade: 201, 202, 304, 304L, 316L ... BAOSTEEL, Guangzhou LISCO, Zhangjiagang ZPSS, Shanxi JISCOPipes: Wenzhou, ChinaStripes and bars: Jiangsu, China 4. Products type(as per ASTM A240/240M ... , 410, 420, 201, 202, 2205, 2235, 2101, 301, 630, etc. aisi 660 stainless steel bar