Perfect inspection is the guarantee of qualied products. Huzhou Zhongli Stainless Steel Pipes&Tubes Co.,Ltd. owns some 20 sets of inspection apparatus, including Stationary Metal Analyzer(SPECTROLAB), E204whirling Crack Detector, BEST-9Ultrasonic Crack Detector, Low Temperature Impact Testing Machine, Hydrostatic Testing Machine, Vertical Metallographical Microscope(with digital camera), with which we inspect the whole manufacturing procedure strictly and effectively, assuring that our final products will meet every customer’s requirement.

Chemical Composition Checking	Direct-reading spectrometer	Grain Size Checking
Outside diameter checking	Wall Thickness Checking	Pendulum impact testing machine