4140 alloy steel cams and carbon steel plates are ready for ship

　　These goods are finished production, waiting for final inspection and packaging

　　4140 alloy steel cams and carbon steel plates, use for SIEMENS high voltage circuit breakers.

　　We, Ningbo Tianhui Machine Co., Ltd, are SIEMENS global supplier in China. We produce hundred kinds of metal parts for SIEMENS. Provide OEM custom made service, according to customer's drawings or samples.

　　Welcome to send us your drawings, we can quote for you soon. We are very sure to supply you goods with high quality, fast delivery time, reasonable price, you will satisfy of us. Process is investment casting, lost wax casting, forging, CNC machining, as well as surface treatment, heat treatment. Material available is stainless steel, carbon steel, alloy steel, aluminum.