Welded flat steel flanges: design, characteristics
Steel flanges. Design. Features and prices. Varieties: cast, welded flat, for butt welding, steel flanges equipped with a welded ring.
Electric thread-cutting screw hob: device and rules for working with the tool
Electric screwdriver. What is a screwdriver. Varieties. Device. How to work with an electric screwdriver. Advantages and disadvantages of the tool. Reasons for failures. Selection rules.
Chimney repair: methods for the reconstruction of steel and brick pipes
Chimney repair. In what cases is it needed? Repair of steel chimneys. Repair of brick chimneys: sleeve, lining and reconstruction of polymer liners.
Large diameter pipes: products for trunk pipelines
Large diameter pipes. Features and specifications. Steel pipes of large diameter. Types of shells of steel pipes: PPU-PE, PPU-OTs. Large diameter polymer pipes.
Red PVC sewer pipe: what is it and where is it used
Red sewer pipe: requirements for pipes for external sewage, PVC as a material, classification, dimensions, installation of red pipes, pressure and non-pressure products.
Profile pipe made of aluminum or its alloys. Rectangular sectional shape of products
Rectangular profile pipe: standards for aluminum pipes, their properties, characteristics and application, classification and product range, chemical composition of alloys.
Plastic pipes for different types of water supply systems: types, features
Plastic pipes for water supply. Advantages and disadvantages, types of plastic pipes. The manufacture of plastic pipes. Do-it-yourself water pipe assembly from a plastic pipe.
Heat dissipation of heating radiators: table of indicators of the main types
With a huge selection of heating equipment, it is difficult to understand the heat transfer indicators of heating radiators - the table shows their efficiency. Each model should [...]
What pipe is suitable for laying the cable and how to install it
Pipe for cable. Advantages associated with the use of polymer pipes for cable: HDPE pipes, electrical pipes made of PVC, PA pipes. How to install the pipe for the cable.
Installation of PPU pipes: possible installation options
Installation of PPU pipes - features of welding parts in insulation. Laying communications from various types of components. Shell properties and pre-insulated pipes. Technology for the production of polyurethane foam insulation.