Materials

Liquid glass for concrete: composition of the solution, scope, rules of use. Composing proportions. The cost of the mixture and customer reviews.

Diameters of steel pipes. Why do you need to know the pipe diameter? Varieties of these parameters. Measurement units: inches and millimeters. Tables of diameters of steel pipes.

Pipe weight: why do you need to know this indicator? Calculation when purchasing. Calculation of the mass of round pipes. The weight of the profile pipes (square and rectangular). Tabular calculation. Online calculator.

Range of rolled metal products. Modern rolled metal products. Types of products. Reference materials and online calculators. Weight tables and calculation formulas. Selection of products.

GOSTs of steel pipes for different types of metal products. Varieties of pipes. Manufacturing methods. Technical characteristics of steel pipes as per standard.

Weight of steel corners and their varieties. Features of calculating the mass of steel corners. Tables, online calculators and formulas. Corner weights 100x100, 75x75, 63x63, 50x50 and 40x40 mm.

Assortment of corners. What are GOSTs for? Varieties of steel corners: equal and unequal. Popular product sizes. Steel angle weight.

Channel: standard dimensions, according to GOST, their ratio to weight.The main characteristics and dimensions of the running grades - 10, 12, 14, 16 and 20. Formation of prices for products.

Assortment of channels: types, marking and characteristics of rolled U-shaped products. Requirements according to GOST, Gosstandart tables. The mass and dimensions of the channels.

The range of reinforcement: the main characteristics of the choice of material by diameter, strength properties. Classification and labeling of products. GOST table, weight and area.