... YokeEnds connection in flange, RF or RJJ, threaded NPT, BSPT welded S.W. B.W. groovedMaterial: carbon steel, stainless steel ... , China manufacturer, factory, mill, supplier, cheapBellow Seal Globe ValveHuachao Forged Steel Bellows Seal Globe Valve is mainly applied to the pipeline ... F5, F22 etc.End connection: flanged (FF, RF) screwed, welded endsOS&Y outside stem and YokeOptional locking device or stem ...