... , C45, 304, 316, F1, F91. 2. OD5000mm, Thickness 600mm 3. Rough machining, Finished machining 4.ISO9001:2008,BV,SGS 1.Name ... pcs5.Payment times:T/T OR L/C6.Delivery time: 30 days after receiving your prepayment7.Forged process:hot forged N ... steel,carbon steel;16.Others.competitive price and best quality rough casting