Aluminum Welding Neck Flange Shijiazhuang Dingsheng Pipe Co., Ltd. Base Info Type:Welding FlangeMaterial:Aluminum AlloyStructure:FlangesConnection:WeldingSealing Surface:RFManufacturing Way:ForgingSpecification:size: 1,2′′-48′′ length: 1-12mOrigin:China Description Pre:Dme 90 Elbow Brass Hose Fitting with Hose Barbs Next:Brass Nut