Launching appliance of free-fall lifeboat China Deyuan Marine fitting Co.,ltd are leading supplier of marine life boat and boat accessories,such as life boat davit,electric boat winch. Main parameters Type L(mm) B(mm) H(mm) 55KN 6445 2800 6400 70KN 7400 2800 6427 Main diameter and specification Name Unit Type/ Data 55KN 70KN Max. working load KN 55 70 Max. hoisting load KN 42 50 Hoisting speed of boat M/min >3 >3 Capacity of drum M 45 45 Diameter of wire rope mm 18 20 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