[ASME 2016 24th International Conference on Nuclear Engineering - Charlotte, North Carolina, USA (Sunday 26 June 2016)] Volume 1: Operations and Maintenance, Aging Management and Plant Upgrades; Nuclear Fuel, Fuel Cycle, Reactor Physics and Transport Theory; Plant Systems, Structures, Components and Materials; I&C, Digital Controls, and Influence of Human Factors - Environmentally Assisted Cracking Susceptibility Assessment of AP1000 ® RCP Flywheel Retainer Ring A 289 18Cr-18Mn Steel Material Through Slow Strain Rate Testing Under Simulated Primary Water Environment