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Automotive parts welding penetration testing program

Sources: | Release date: 2019-07-22 | Views:65
Overview:1. Cut the sample, first determine the sample, select the cutting machine with the correct cutting surface diameter for cutting. 2. Grinding and polishing samples, according to different sample size and shape, you can choose manual grinding or automat…

 1. Cut the sample, first determine the sample, select the cutting machine with the correct cutting surface diameter for cutting


  2. Grinding and polishing samples, according to different sample size and shape, you can choose manual grinding or automatic grinding and polishing, first sanding, sanding samples with different sand and sand, grinding to the appropriate extent (according to experience), then polishing, choose the right polishing Cloth, with a suitable diamond spray polishing solution (thickness based on experience) for polishing, polishing to a certain extent (according to experience) and then proceeding to the next step


  3. Properly matching corrosive liquid (usually nitric acid alcohol corrosive liquid), corroding the corresponding time, see clear boundary


  4. Select a suitable penetration measurement microscope to determine the appropriate multiple and observe


  5. Take a photo measurement, determine the depth of penetration, and export the report




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