Cast in many industrial products have long been used mortgages (anchor) bolts with special heads, such that not only pull, but rotate can’t.
With the advent of high strength composite self-hardening compositions that bolt you can “lay” in the body of the finished product (plastic or metal) and making it pre-nest, and then simonaityte.
Recommend to read
TWO IN A SUBMARINE
The individual system are two dorsal scuba gear of any type. The main materials are fiberglass and aluminum alloys. Widely used aluminum alloy D16, soft, seasoned, in the form of plates...
LIFEGUARD SUBMERSIBLE PUMPS
In the process of exploitation of the deep (submersible) pumps often break. To catch them on the outside of the flange for lifting from the well is impossible due to the tight fit of the...
