Roofing screws of various sizes for fastening roofing materials to wooden sheathing, as well as metal
Five thousand years ago, minters from Egypt discovered a new type of joining metals using the method
The chainsaw is actively used not only for industrial purposes during construction and felling of forests, but
Plastic is a universal material. It is widely used in the manufacture of various components and parts.
The main features of plastic pipes include lower price and weight, increased service life,
Safety rules Compressor units of various operating principles are widely used on construction sites and in production.
Let's summarize The activity of metals determines their chemical properties. Simple substances - metals in
The main option for transferring flammable gases, oil and its products, warm and hot water
Cold or hot metal drawing is a type of metal forming. In these ways they get what they sell
Materials science: lecture notes Viktor Sergeevich Alekseev 7. Chemical-thermal treatment: nitriding, ion nitriding Chemical-thermal treatment
