AF is a means of measuring the size of the hexagonal heads of imperial sized bolts and nuts for the purpose of indicating the size spanner to use. It has…

Parallel and tapered thread Parallel and tapered threads require different sealing solutions. When the female thread and the male thread are both parallel an o-ring or bonded seal is often…

1045# is widely used in hydraulic fittings (hose tail) AISI 1045 steel is characterized by good weldability, good machinability, and high strength and impact properties in either the normalized or…

AISI 1020 has low hardenability properties and is a low tensile carbon steel with a Brinell hardness of 119 – 235, and a tensile strength of 410-790 MPa. It has…