性欧美巨大丨日本精品视频一区丨国产在线不卡一区二区三区丨一级黄色性片丨亚洲精品自产拍在线观看亚瑟丨日韩成人三级丨日韩三级网址丨日本中文字幕一区二区丨精品久久a丨少妇高潮21p丨国产亚洲精品a在线观看下载丨亚洲aⅴ男人的天堂在线观看丨无码纯肉动漫在线观看丨无遮挡国产丨中文字幕日产乱码中文字幕丨久草资源网站丨在线播放毛片丨日韩欧精品无码视频无删节丨少妇裸体做爰免费视频网站丨欧美大片在线观看

Jiali hardware external tooth lock washer din6797a relies on tension rather than friction to pre tighten the bolt connection. It is a high-quality product with a successful application record in all walks of life.

Jiali hardware external tooth lock washer din6797a has been strictly inspected and approved by independent institutions and certification bodies. Din6797a is used in many industries, such as energy, transportation, marine, mining and quarrying, construction and bridge construction, manufacturing, processing, shipbuilding, forestry and agriculture, heavy vehicles, and military. Our lock washer has passed several industry standards, and many international companies specify to use it. In the operation life cycle, Jiali hardware external tooth lock washer din6797a increases the operation reliability, reduces the maintenance cost, and greatly reduces the risk of shutdown, accident and warranty.

Scope of application:

Environmental protection equipment, medical equipment, communication equipment, electric power facilities, electronic products, food machinery, petrochemical industry, ship assembly, pump valve pipeline, building curtain wall, outdoor occasions, etc.

Zhuhai Jiali Hardware Products Co., Ltd., established in 2008, is an enterprise specializing in the production and sales of industrial fasteners. At present, the main products of the company are hexagon screw, hexagon screw, micro screw, set screw, various kinds of nuts, teeth, flat pad, spring pad, split ring, various kinds of colorful washer, 12.9 grade alloy steel high strength screw, hexagon wrench, etc Box spanner can also be customized according to the drawing. Products mainly comply with the national standard, German standard, American Standard, British standard and international standard. The main service industries are automobile, electronics, medical equipment, hardware, machinery, shipping, chemical industry, communication, construction, etc. at the same time, all kinds of information should be complete, welcome to contact us.