... , AISI, ASTM, GB, DIN, EN 2Steel Grade 200 Series 3Application construction and industrial application thin wall stainless steel hollow section tube Detailed Product ... , 304L, 316, 316L, 321, 321H, 310S, 347H.4) Standards: ASTM A312, ASTM A213, ASTM A269, ASTM A511 and GB/T14975-2002, GB/T14976-2002, GB13296 ... decoration, medical equipment, aviation, traffic, building etc. Stainless Hollow Section Tube