... , C45, 304, 316, F1, F91. 2. OD5000mm, Thickness 600mm 3. Rough machining, Finished machining 4.ISO9001:2008,BV,SGS 1.Name ... ,LENGTH 10000MM;14. weight from 100 kg to 50000kg;15.All Alloy steel, stainless steel,carbon steel;16.Others.competitive price ...