Process: forging and machining. or
casting and machining
Material:Stainless Steel:such as **4,**4L,**6,**6L,**1and so on
Standard: GB, JIS, BS, DIN, ANSI and Non standard
Size:1/2"**0"
Type:Slip-on flanges, Blind flanges, Lap joint flanges, Welding
neck flanges, Socket welding flanges and Treaded flanges.