... " 2.PN:PN6,10,16,25,40,100 3.material:cs&ss 4.standard: BS4504 ISO ANSI DIN GB JIS ASME ... , type05 blind flange, type11 welding necking type12 slip on flange, type 13 threaded flangePressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100Material ... , cold and hot galvanizePacking: sea worthy plywooden case, wooden pallet cs flange