Following shakedown training in the Chesapeake Bay, Alderamin sailed to New York City to load cargo for transportation to the Pacific Ocean.

The vessel made a port call at Guantanamo Bay, Cuba, before transiting the Panama Canal and reporting to the U.S. Pacific Fleet on 28 May.

She departed the Panama Canal Zone the next day and proceeded independently to Espiritu Santo, New Hebrides.

The vessel made port calls at Eniwetok and Pearl Harbor, Hawaii, before arriving at San Francisco, California, on 22 September.

She touched at Pearl Harbor, Guam, and Samar, Philippine Islands, before reaching Shanghai on 8 December.