Industrial NDT film(12x15in) 1.NDT(roll film) 2 ... 1( class 3),ASTME 1815(class l) 5.ISO Industrial NDT film(12*15in) Brief description:* Rivena Q4 ... is a kind of Industrial Radial Films; make NDT to the object by using ... through high-energy gamma ray. Application Objects:*Metal, Castings, Fiber*Aircraft Industries, Electron component*Nuclear industry, Piping, Welding Film ...