... With glass or ceramic tube Output current 5mA NDT Equipmentsinclude portable X-ray flaw detector, X-ray pipeline crawler, X-ray ... , aerosatics,railroad,pressure vessel,boiler,petroleum,chemical and national defense.- Portable X-ray flaw detector is made up by x-ray ... over 20-year-experience on industrial x-ray machines, and the x-ray machines we produce have smaller dimensions, lighter weight, best ...