... Alloy LG-4 being Cut has a good grinding performance and can be welded. Application The alloys mainly used in ... Pressure tight bearings, Bushes, Pumps & Pump Fittings, Valves, Valve Bodies & Valve Guides under corrosive marine ... as actuating nuts, Valve, Pump, & similar components at normal temperatures under corrosive condition, Gunmetal LG-4 Copper alloy Rod Bar and Tube