27 January 2021
CASC's CALT has developed two new rocket tank prototypes that can help reduce the weight of rockets and improve launch capabilities. Both prototypes have a diameter of 3.35 m. One is made of aluminum lithium alloy and the other is made of composite materials. The aluminum lithium alloy rocket tank is 15 percent lighter and 30 percent stronger than conventional tanks made of aluminum copper alloy.
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