THESE days metal tubing, welded or seamless, is so commonly available that few give it much thought. Tubing, essentially everywhere, is used in all manner of manufactured goods, including machines, capital equipment, tools, sporting goods, and furniture. No modern vehicle, whether it travels over land, through the air, or in water, would be complete without tubing. In the construction industry, hollow structural sections provide an aesthetically pleasing alternative to wide-flange sections.
展开▼
