... as customers' requestpolishing 400G, 500G, 600G or 800G Mirror finishTesteddy current inspection, ultrasonic inspection, real-time imaging, ... products quality such as direct-reading spectrograph, spectrophotometer, CS analyzer, intercrystalline corrosion tester, hydraulic tester, universal ... built two new standard workshops in 2008) Mirror Surface Stainless Steel Dairy Tube ( Both Outside & ...