Complex sentence: She therefore never served as an RFA but was refitted for service as an HM ship in 1947 and on completion was renamed "HMS Bulawayo" in July 1947.Served as such until she was scrapped in 1955.
Split into simpler sentences: She therefore never served as an RFA, but was refitted for service in 1947 and on completion was renamed HMS "Bulawayo" in July 1947. She served as such until she was scrapped in 1955.