The service time of the first nuclear submarine in China was December 26th, 197.
On March 26th, 1956, the first Type 3 submarine built in China was launched with the ship number "115". The first nuclear submarine of China Navy was the 91 attack nuclear submarine "Long March 1". The boat was launched on December 26th, 197 and put into service on August 1st, 1974. Since then, China has become the fifth country in the world with nuclear submarines.
The Long March 1 nuclear submarine was decommissioned in 2. After radiation treatment, it was stationed at naval museum Wharf in Qingdao in October 216. After internal renovation, it was opened for public display on April 24, 217. The overall design of "Long March 1" began in 1966, and it was designed and built at the same time, which lasted for 5 years.
introduction to the construction experience of the first nuclear submarine
in may p>1968, the first boat was laid out in the shipyard, and the physical construction started in November of that year. The first stage was to build the hull in sections, and the whole hull was divided into 11 sections. In April 197, the overall water test was completed. The second stage is the installation of equipment, from the main engine, cables, instruments to nuclear reactor components, which are operated in a parallel and intersecting way.
the third stage is the dock mooring test, and the underwater outfitting was completed in March 1971, followed by the reactor loading. In June, the reactor reached a critical state. On August 23, the nuclear submarine went out to sea for the first time for navigation test, and carried out surface navigation, periscope deep diving and deep diving trial successively. Everything went well and the submarine's navigation performance was good.