8 | Tube 8

In building and landscaping, an is a heavy-duty structural member typically made of solid wood (like cedar or treated pine) or thick-walled steel tubing. Materials & Use :

In the context of telescopes, a "solid tube 8" refers to an with a one-piece solid optical tube assembly (OTA) . 8" x 8" x .625 Carbon Steel Square Tube - Totten Tubes Inc 8 tube 8

: 8" x 8" square steel tubes are used as structural columns . These can have various wall thicknesses, such as 0.625" , which weighs roughly 59 lbs per foot . In building and landscaping, an is a heavy-duty