Wenzhou Huahai Sealing Co.,ltd specializes in ring joint gasket(also called metallic gasket), including octagonal gasket, oval gasket and lens gasket with R,RX,BX,IX type whole series. Our products are widely used in gate valve,oil Christmas tree,pipeline fittings, flange, oil&gas industry,wellhead assembly, petrochemical industry and the like. Besides, we can offer over 30 materials such as soft iron, carbon steel, ss321,ss347,ss316, ss304, inconel600,M-400, C-276,Incoly825 and so on. Moreover, we can manufacture the gaskets according to specific size. ....