... DIN, GB, JIS Place of Origin: Jiangsu China(Mainland)Certification: ISO Features: anti-rust, acid & alkali resistance, ect.Testing: Testing ... angle barGrade : AISI 304 , 201 ,316 ,340L,316L, 321 etc,Size : 2.5 #, 3 #, 4 #, 5 #, 6 #, 6.3 #, 6. ... as the beam, Bridges, transmission tower, hoisting, ship, industrial furnace, container frame and warehouse and Other fields.Minimum order quantity : 1 ...