Strengthening Guide for Screws (Vol. 45)! Introducing the strength classifications of steel external threads such as bolts and small screws.
Strength classifications can be represented by combinations of numbers or solely by numbers, as well as by combinations of alphanumeric characters. The most commonly encountered in fastening with screws are the strength classifications of steel bolts and screws. At first glance, the strength classification of steel screws appears to be a single number expressed up to one decimal place, but in reality, it is composed of two elements. In other words, "10.9" consists of the two elements "10" and "9." *For more detailed information, please refer to the related links. Feel free to contact us for further inquiries.*
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