This standard specifies the inspection method for split type radiator elements (hereinafter referred to as radiator elements) used in railway vehicles. Remarks 1. The standards cited in this standard are shown below. JIS E 4031 Vibration test method for railway vehicle parts 2. Among the units and values shown with { } in this standard, pressure and passage resistance are in conventional units and are standard values. Others are included for reference only. Please note that the units and numerical values for pressure and passage resistance should be changed to those in the appendix after April 1, 1995.