Generally, carbon steel and alloy steel bolts fail when there are obvious corrosion products and thinning on the surface, and stainless steel screws will lose strength wi…
I will not talk about the parameters of the national standard. In my experience, I only need to know these three parameters. The D value is the outer diameter. The screw …
Every day to do machinery to deal with threads, especially hydropneumatic, long time domestic and foreign, metric, imperial, straight, cone, sealed, unsealed, inner, oute…