... requestpolishing 400G, 500G, 600G or 800G Mirror finishTesteddy current inspection, ultrasonic inspection, real-time imaging, hydrostatic test, spectral analysis, ... tester, universal testing instrument for material, vortex and ultrasonic fault detection equipment, etc.Now we have three ... per month. Abundant technologies, advanced equipment, complete inspection method make it go through the ISO 9000 ...