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"Practical Loss Detection and Diagnosis Field Practical Technology" This book introduces the basic principles and methods of non-destructive testing diagnostic technology in a comprehensive and systematic way, highlighting the introduction of non-destructive testing diagnostic instruments and non-destructive testing diagnostic standards. A number of engineering application examples are given for each non-destructive testing diagnostic method department, which is convenient for the user to refer to. 16 open paperback, book price of 43.20 yuan (including postage).

Electric Retractable Gate

It can be equipped with a scrolling display that displays 300-500 words of display content. It can also be equipped with intelligent infrared probe anti-collision device, which can automatically return to work when people or foreign objects are 20-30CM, thus ensuring the safety of vehicles and pedestrians.It can automatically open and close when automatic clutch is cut off. Manually open and close when manual clutch is cut off. The control system has control panel, push button switch, and other requirements. Equipped with wireless remote control.The door body is made of high-quality stainless steel and aluminum alloy profiles, and is hinged by the parallelogram principle. The drive is driven by special motor, worm and worm gear deceleration, and has automatic clutch or manual clutch.

Factory Sliding Retractable Gate,Aluminum Alloy School Sliding Gate,Automatic Electric Single Double Gate,Store Retractable Gate

Shenzhen Hongfa Automatic Door Co., Ltd. , http://www.hfhighspeeddoor.com