01 Replace thin with thickFor important connecting parts on the machine, such as drive shaft and flying shaft, the bolts are usually threaded with fine teeth. When missing parts during maintenance, someone replaced them with coarse bolts. Due to the large inner diameter, small pitch and external Ang

Currently, there are mainly stainless steels on the market.302HQ (0Cr18Ni9Cu3) - mainly used for self-tapping screws;SUS304 (0Cr18Ni9) - also known as A2, mainly used for the manufacture of ordinary stainless steel bolts, screws, washers, nuts, the strength of the general bolt is 70;SUS 316 (0Cr18Ni

A Spherical cap with the flat faceadjacent to the shank. This is a form of mushroom head. With an 80-82 angle for use where flush surface is desired. Countersunk section aids centering. Raised Hexagon Washer HeadFlat Head (100) Countersink)A Thin section of a hexagonal prismwith a spherical cap. mo

The aim of the article is that introduce bolt fasteners development status at home and abroad, the stainless steel hex bolt dimensions, the stainless steel hex bolt weight, the standard specification for stainless steel bolts, the hex cap screws and studs, the different types of hex bolts, the hex bolt full thread dimensions, the hex bolt head design, hex bolt head dimensions.

If a factory wants to manufacture something, such as cars or planes, they will need bolts; if someone wants to repair his/her door, he will need bolts. Obviously, bolts are widely used in daily life and industrial production, one of many types of bolts, shoulder bolts are also essential.