Item No.: Butterfly valve body.
                                   Material: 316L SST/1.4404.
                                   Processing: (1)Investment casting.
                                                            (2)Sand blasting and Electric polishing.  
                                                            (3)CNC machining(Turning, Milling, tap and drilling)
                                                            (3) Deburring, cleaning and packing with bubble pack.