What is hydrogen embrittlement of fasteners?Hydrogen embrittlement is a very serious problem in the fastener industry, including building fasteners, roofing screws, composite screws, and coated screws. It will change the structure of the material and cause a sharp decline in mechanical properties.Hy
Screw Structure Classification 1. Slotted ordinary screws are mostly used for the connection of smaller parts. It has pan head screws, cylindrical head screws, countersunk head screws and countersunk head screws. Pan-head screws and cylindrical-head screws have high nail head strength, and they are
Screws, which are the physical and mathematical principles of the oblique circular rotation and friction of the object, and are used to fasten the parts of the utensils step by step. Screw is a general term for fasteners, a daily colloquial language. Common screw types: 1. Machine Screw2. Tapping Sc
1. Selection of BSD and CSD stainless steel round washer head self-drilling screwsUnder normal circumstances, #2 point is used below 6# (inclusive), the #3 point is used above 8# (inclusive), and the #5 point is best used on 12# and 14#. When the length of 8# and 10# is less than 1/2'' (inclusive),
