Acrylic Bathtub VS Fiberglass Bathtub. Both fiberglass bathtub and acrylic bathtub are the two most common bathtubs in the market. They are both molded plastic bathtubs. Acrylic bathtub has fiberglass in it, and fiberglass bathtub is made from more than just fiberglass.
Cold-formed steel (CFS) is the common term for products made by rolling or pressing steel into semi-finished or finished goods at relatively low temperatures (cold working).
It is also used to produce sheet metal. Cold Rolled SteelA rolling process at temperatures that are close to normal room temperature are used to create cold rolled steel. This increases the strength of the finished product through the use of strain hardening by as much as 20 percent.