... series 3.Size: 20 x 20 -100 x 100 304 stainless steel angles/angle steel/angle bar/angle ironGrade:(201,202,204,205,301,302 ... ,304/L,316/L, 303,310,431,420,410,430, 446)Grade : AISI 304 ... #, 6 #, 6.3 #, 6.5 #, 7 #, 7.5 #, 8#,10#Stainless steel angleGrade : AISI 304 , 201 ,316 , 321 etc,Size : 2.5 #, 3 #, 4 ...