control valves of natural gas flowmeter, aluminum gravity casting, heat treatment is T6. Material spec is A356, ZL101. Processing is blank and precision machining. Weight of part is 50kg. Dimension is 450*450*400mm.

With its own aluminum casting foundry in Jiangsu, Sundo is a mechanical manufacturer located in Shanghai, equipped with modern machine park such as FMS, and 5ax machines. We supply to demanding customers mainly all kinds of aluminum parts with high quality requirements and on time delivery. Our production process involves casting, extrusion and precision machining, all kinds of surface treatments, welding and subassembly. Our produced components go to advanced medical equipment, top class textile machinery, fixture for automobile production line, robot, valves etc.