... flange, slip-on flange (SO), socket welding flange, lap joint flange (LJF), welding neck flange (WNF), blind flange, orifice flange, reducing flange, pad type flange, loose hubbed flange, welding plate flange ... Application area: oil, chemical industry, nuclear power station, food manufacturing, construction, shipbuilding, paper making, medicine and other industries. Our company has ...