Marine flange cast iron gate valve China Deyuan Marine Fitting Co.,ltd are leading supplier of different type of marine valve,we can offer marine gate valve,marine globe valve,marine butterfly valve,marine check valve etc with GB standard,JIS standard,DIN standard,API.ANSI,BS standard etc.Pls contact us for more details. Parts name Material Application medium Name marks Body/cover/flashboard Gray cast iron HT200 Oil,satruated steam,gas and pulsation water stem brass CuZn40Pb2 Seal ring Cast tin bronze ZCuSn5Pb5Zn5 DN (mm) Structure dimension Connection dimension of flange Weight kg L H D0 D D1 b n do 50 200 300 140 155 120 20 4 19 19.4 65 220 350 160 175 140 22 4 19 27.6 80 230 400 180 185 150 22 8 19 33.0 100 250 450 200 210 175 24 8 19 45.8 125 270 520 224 250 210 24 8 23 65.90 150 290 580 250 280 240 26 8 23 86.0 200 320 700 315 330 290 26 12 23 136 250 380 840 400 400 355 30 12 25 230 300 440 960 450 445 400 32 16 25 331 350 500 1050 500 490 445 34 16 25 433 400 590 1150 560 560 510 36 16 27 597 450 640 -- -- 620 565 38 20 27 704 275N CE approval inflatable life jacket CO2 fire extinguishing system Marine horizontal/vertical oil fired boiler Marine air compressor marine centrifugal pump marine hydraulic steering gear Hydraulic capstan Tunnel thruster/bow thruster