This part specifies the requirements, methods and evaluation of the test of contra-rotating propeller azimuth propulsion devices for army ships. This part is applicable to land joint commissioning test, mooring test and sailing test of contra-rotating propeller azimuth propulsion device, and other relevant tests can also be implemented by reference.
GJB 6910.1-2009 history
0000 GJB 6910.1-2009(XG1-2015)
2009GJB 6910.1-2009 Test code for army watercraft.Part 1:Test for steerable thruster with contra-rotating propellers