Water and gas pipes are widely popular when laying various communications in the field of housing and communal services. Where
How to weld without slag Novice welders often encounter large amounts of slag when welding
Liquid plastic (two-component) is a polyurethane system that can harden very quickly. Made from polyurethane
Historical information The chemical element has been known to people since ancient times. One of the first extraction methods
When welding, the parts are exposed to high temperatures, so it is very important to pay attention to the temperature
Concrete is one of the most durable and hard materials. But this is his dignity before
Obtaining acetylene Acetylene can be obtained in laboratory and industrial conditions. To obtain acetylene in
Among connoisseurs of edged weapons, knives made of Damascus steel are especially popular. Around this stuff
Brass, which is well known and has been actively used for many years, is an alloy
Regulatory documentation GOST 82-70. Hot-rolled broadband universal steel. Steel 40X. GOST 103-76. Hot-rolled steel strip. Assortment. Steel 40X.
