玩弄少妇秘书人妻系列,欧美人与动交视频在线观看,在线 国产 欧美 亚洲 天堂,高中女无套中出17P

Tungsten Alloy Double End Stud

Tungsten alloy double end stud has threads on both ends, and it needs to be matched with nuts and washers. The middle screw is thick or thin. It is generally used to connect mechanical fixed link dings, such as mining machinery, bridges, automobiles, motorcycles, boiler steel structures, hanging towers, large-span steel structures and large buildings.

tungsten alloy double end stud pictureTungsten alloy double end stud belongs to detachable connection. It is mainly used for the parts with large thickness and required compact structure. Due to frequent disassembly, it can be used for occasions where bolted connections are not appropriate. When disassembling, we usually only remove the nut without unloading the stud to prevent damage to the screw hole of the joint by multiple times.

More details, please visit:
http://www.tungsten-alloy.com/tungsten-alloy-cylinder.html

Comments are closed.

Address: 3F, No.25-1 WH Rd., Xiamen Software Park Ⅱ, FJ 361008,China Copyright ? 1997 - 2025 CTIA All Rights Reserved
Phone:+86-592-5129696,+86-592-5129595;    Email: sales@chinatungsten.com
舊版