人与嘼AV免费,97SE狠狠狠狠狼亚洲综合网,成年女人看片永久免费视频,漂亮人妻偷人精品视频,人妻少妇88久久中文字幕,国精品无码一区二区三区左线,中文字幕一区二区三区精华液,偷窥少妇久久久久久久久,午夜男女羞羞爽爽爽视频,精品视频一区二区三三区四区

專業(yè)緊定螺絲

PROFESSIONAL SOCKET SET SCREWS

What are the uses of set screws?

Release By: Donyi Hardware    Time:12/20/2019 5:14:23 PM

As soon as you lift the set screw, you may not be very familiar with it. The set screw is also divided into flat end set screw, concave end set screw and cone end set screw. What are the purposes of tightening screws

Set screw is a kind of screw used to fix the relative position of machine parts. According to the groove type, it can be divided into hexagon set screw, plum blossom set screw, slotted set screw and square head set screw without groove type. Available materials are stainless steel, iron, brass, aluminum, titanium, etc. Set screws are used in mechanical equipment, electronic equipment, communication equipment, hardware, lighting, construction bridges, a series of precision machinery, precision instruments, meters, electronic products, communication products, locks, toys and other industries.

When using the set screw, first tighten the screw into the internal thread hole of the part to be fixed, and then press the end of the screw on the surface of another part (or the corresponding pit on the surface), even if the relative position of the two parts is fixed. Flat end, concave end and cone end are used in different scenarios, and their corresponding uses are also different. The slotted, plum blossom and hexagon set screws are not suitable for the occasions where the screws are allowed to be exposed, while the square set screws without slots are suitable for the occasions where the screw heads are allowed to be exposed.



— Related News —

Copyright ? Taishan Donyi Hardware Co., Ltd. All Rights Reserved

Technical Support:www.ceall.net.cn

粵ICP備20063291號(hào)