How to avoid Defective Goods

Edit： Click：103 Date：2022-09-28

The STAR-FITTING is mainly composed of 2 parts, the steel sleeve and the Fitting.

First of all, from the steel sleeve display, in order to explain the problem more accurately, we can choose an original sample for reference.

Pay attention to its shape and thickness, we can measure the parameters with a digital ruler: as shown in the figure

secondly find out a defective product and dissect it. We can also measure the parameters of the defective product.

Finally, we can see the problems that will occur in the use of defective products.

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