Steel C Channel Frame Strut Channel and Unistrut Channel Channel Frame The C Channel Metal Building System Norsteel Buildings Strut Tech Systems, LLC Slotted Channel Support Framing Types, Uses, and Metals Used to Make Metal Channels Types, Applications, and Advantages of Steel Channels. F. G. Galassi continues to bring quality Italian mouldings into the United States to create beautiful photo frames, alarm clocks, ornaments, as well as other gift?? items. ?? F. G. Galassi's finished product is entirely handcrafted in the New York factory, including easel backs and signature product packaging.