“Thread seizing (or galling)” is a common problem to stainless steel and other alloy fasteners. It can be regarded as a process of cold welding. During fastener tightening, the high speed and suddenly high te
This can take many forms including adhesion, abrasion, scratching, gouging, galling, and others. When the metal materials are of different hardness, the softer metal can begin to show the effects first, and management of that may be part of the design. Even rolling can cause abrasion because...
where joint cleanliness and access are of paramount importance. Clamps allow quick disassembly for cleaning and sterilization. To prevent the formation of shelves or pockets that can harbor bacteria the ferrules, gasket and clamp must also provide a non-protruding, recess-less product contact surface...
Plumber's tape, also called Teflon tape or PTFE thread tape, helps to ensure a watertight connection in threaded (or screw-on) pipes that don't have a built-in rubber seal, like shower heads, toilet flush valves, or kitchen fittings. It makes assembly smoother, and can prevent pipes from...