Global Marine Screw Propeller Market By Type (By Type, Propellers, Thrusters, Others), By Number of Blades, 3-blade, 4-blade, 5-blade, Others), By Material, Stainless Steel, Aluminium, Bronze, Nickel-Aluminium Bronze, Others), By Application (Merchant Ships, Naval Ships, Recreational Boats, Others), By Region and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019–2028