In the steel industry, the term HSS stands for hollow structural sections. According to Halin Pipe Corporation, HSS is a type of metal profile with a hollow tubular cross-section. Most HSS are of circular or rectangular sections.However, other shapes are available, such as elliptical.SS is a cold-formed, welded steel tube used for welded or bolted building construction, bridges and other structures and manufactured products. It is made in square, rectangular and round shapes.
On April 28, 1967, with the United States at war in Vietnam, Ali refused to be inducted into the armed forces, saying âI ainât got no quarrel with those Vietcong.â On June 20, 1967, Ali was convicted of draft evasion, sentenced to five years in prison, fined $10,000 and banned from boxing for three years.
The Draft was abolished in 1973, but men of draft age still have to register to the Selective Service System so a draft can be readily resumed if needed. During the Vietnam War, about two-third of American troops were volunteered, the rest were selected for military service through the drafts.