Thread selection of non-standard nuts[2019-12-19] Today, the editor will tell you some little knowledge about Qingdao non-standard nuts. Fir...详情>>

Standards and marking levels of stand...[2019-12-19] Standard differences between Qingdao standard parts: New national standard: GB5780, GB5781...详情>>

Introduction and instructions for spe...[2019-12-19] Today, I will introduce a kind of pressure riveting nut for special-shaped bolts and nuts....详情>>

Non-standard nuts you don't understand[2019-12-18] Nut is a name that everyone is familiar with, but non-standard nuts may be less known. Tak...详情>>

Installation and inspection of specia...[2019-12-18] Rivet installation steps 1. Preparation before installation Check whether the air pressure...详情>>

Non-standard rivets have become a fas...[2019-12-18] Today I will tell you about the origin of rivets and the development trend of non-standard...详情>>

Bolt material and grade introduction[2019-12-18] Different materials are selected according to the strength level of the bolt: At present, ...详情>>