... , AS21294), Types: WN, SO, BL, Plate, Thread, Socket and etc5), Process: free forging, plate cutting6), Packing: in wooden cases ... widely used in shipbuilding, oilfield, and pipeline etc.With the rich experience of making and exporting flanges, our customers are from ... South Korea, Austrilia, Malaysia, Philippines, Taiwan, South Africa, Morocco, and so on.We sincerely welcome you to visit our factory ...