- joist webs
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гнутые профили
Англо-русский словарь терминов металлургии и сварки. 2011.
Англо-русский словарь терминов металлургии и сварки. 2011.
I-joist — An engineered wood joist or more commonly known as an “I joist” is a product designed to eliminate many of the problems that occur with using conventional wood joists. Invented in 1969, the I joist is a man made engineered wood product which has … Wikipedia
Engineered wood — This 1966 photo shows wood waste being burned for fuel in Portland, Oregon … Wikipedia
I-beam — I beams (also known as W beams or double T esp. in Polish and German) are beams with an I or H shaped cross section ( W stands for wide flange ). The horizontal elements are flanges, while the vertical element is the web. The Euler Bernoulli beam … Wikipedia