marine forged steel stop check 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. Nominal pressure(Mpa) Nominal Diameter(mm) Applicable Medium 4.0 10~32 Fresh water,lubricanting oil Fuel oil,t is less than or equal to 400 steam DN (mm) Structure dimension Thread joint Weight(kg) L H H1 D D1 D2 l L1 Atype Btype Atype Btype Atype B type 10 94 47 128 20 41 M27*1.5 24.8 14 16 3 1.00 0.97 15 110 55 143 25 52 M36*2 33 22 22 5 1.60 1.54 20 116 58 154 32 55 M39*2 36 25 23 5 2.03 1.87 25 130 65 168 38 64 M48*2 45 32 26 6 2.85 2.57 32 140 70 200 46 72 M56*2 53 38 28 6 4.48 4.12 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