Valves of pipeline systems in operation
Weight of steel valves: table, main characteristics and features of some products
A gate valve is a type of pipeline fitting in which the shut-off element moves perpendicular to the direction of flow of the worker
How can you harden steel at home?
Every craftsman who works with metalworking probably knows how to harden metal at home.
Thermal conductivity coefficient of copper: what is thermal conductivity. What is the thermal conductivity of copper?
What is thermal conductivity? This term means the ability of different materials to exchange energy, which
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Heat treatment st 35 – What you need to know about steel grade 35
Composition Previously GOST 1050-88, and now GOST 1050-2013 regulates the production of steel 35. In the document
Lecture topic: Spline (gear) connections
Selection of equipment and tools Cutting is performed on machines: milling; planing; slotting; turning; lingering Then
Marking of reinforcing bars
GOST 5781-82 Hot-rolled steel for reinforcement of reinforced concrete structures. Specifications
GOST 5781-82 INTERSTATE STANDARD HOT-ROLLED STEEL FOR REINFORCEMENT OF REINFORCED CONCRETE STRUCTURES TECHNICAL CONDITIONS Moscow Standartinform
Shmykov A.A. Thermist's Handbook, 1952. (pdf) and (djvu)
Purpose of heat treatment Since metal structures and products are subjected to various loads and tests, they
Radial drilling machine RD 60
Radial drilling machines - characteristics and design features
The compact radial drilling machine, even with its small dimensions and simple design, allows you to solve many problems,
Mechanical properties of metals and methods for their determination
Mechanical properties of metals and alloys The main mechanical properties of metals include strength, toughness, ductility,
Microstructure of carbon steels
Features and markings of iron-carbon alloys
General information Iron-carbon alloys are a group of iron-based compounds saturated with additional components, mainly
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